Wall clock time and date at job start Mon Mar 8 2021 10:54:49 AMSOL-version 7.1 by G. D. Hawkins, D. J. Giesen, G. C. Lynch, C. C. Chambers, I. Rossi, J. W. Storer, J. Li, J. D. Thompson, P. Winget, B. J. Lynch, D. Rinaldi, D. A. Liotard, C. J. Cramer, and D. G. Truhlar Copyright 2004 by Regents of the University of Minnesota. All rights reserved. Notice: recipients of this code are asked to comply with the user agreement in Section 1 of the documentation file. ******************************************************************************* * 1SCF - SCF CALCULATION WITHOUT GEOMETRY OPTIMIZATION * - USE EF ROUTINE FOR MINIMUM SEARCH (DEFAULT) * GEO-OK - OVERRIDE INTERATOMIC DISTANCE CHECK * TLIMIT= - A TIME OF 15. SECONDS REQUESTED * CHARGE - CHARGE ON SYSTEM= 0 * AM1 - THE AM1 HAMILTONIAN TO BE USED * SM5.42R - SM5.42R CALCULATIONS WILL BE PERFORMED * - CHARGE MODEL 2 WILL BE USED (CM2A) * - THE SOLVENT IS WATER ******************************************************************************* Atom NO. Chemical Bond length Bond angle Dihedral angle number (k) symbol (angstroms) (degrees) (degrees) (I) NA:I NB:NA:I NC:NB:NA:I NA NB NC 1 1 C 2 2 C 1.53006 * 1 3 3 O 1.45201 * 109.46884 * 2 1 4 4 C 1.34222 * 117.00137 * 179.97438 * 3 2 1 5 5 O 1.20833 * 119.99852 * 0.02562 * 4 3 2 6 6 C 1.50696 * 120.00432 * 179.71953 * 4 3 2 7 7 H 1.09005 * 112.85060 * 311.47811 * 6 4 3 8 8 C 1.53782 * 113.61118 * 82.77912 * 6 4 3 9 9 C 1.53780 * 87.08129 * 89.11845 * 8 6 4 10 10 F 1.39901 * 113.61297 * 270.88319 * 9 8 6 11 11 C 1.53004 * 113.69096 * 139.99206 * 9 8 6 12 12 S 1.81400 * 109.47013 * 82.46557 * 11 9 8 13 13 O 1.42100 * 110.54395 * 291.62452 * 12 11 9 14 14 O 1.42093 * 110.54594 * 68.37701 * 12 11 9 15 15 O 1.52199 * 104.44842 * 180.02562 * 12 11 9 16 16 C 1.35994 * 114.00098 * 74.99761 * 15 12 11 17 17 C 1.39153 * 120.07243 * 269.72670 * 16 15 12 18 18 O 1.35987 * 120.07403 * 0.02562 * 17 16 15 19 19 C 1.42909 * 117.00079 * 180.02562 * 18 17 16 20 20 C 1.52995 * 109.47300 * 179.97438 * 19 18 17 21 21 O 1.42901 * 109.47077 * 64.99505 * 20 19 18 22 22 C 1.42901 * 114.00145 * 179.97438 * 21 20 19 23 23 C 1.38570 * 119.85089 * 179.72476 * 17 16 15 24 24 C 1.38245 * 119.99598 * 0.54955 * 23 17 16 25 25 C 1.38254 * 120.15028 * 359.72511 * 24 23 17 26 26 C 1.50699 * 119.92318 * 179.97438 * 25 24 23 27 27 O 1.42904 * 109.47098 * 120.02701 * 26 25 24 28 28 Si 1.86289 * 109.47610 * 0.02562 * 26 25 24 29 29 C 1.38238 * 120.14240 * 359.97438 * 25 24 23 30 30 C 1.53779 * 87.08118 * 25.43247 * 9 8 6 31 31 H 1.08997 * 109.47194 * 60.00322 * 1 2 3 32 32 H 1.08999 * 109.47003 * 180.02562 * 1 2 3 33 33 H 1.08997 * 109.47361 * 299.99753 * 1 2 3 34 34 H 1.08997 * 109.46911 * 239.99959 * 2 1 3 35 35 H 1.08997 * 109.46745 * 119.99968 * 2 1 3 36 36 H 1.09002 * 113.61761 * 203.67165 * 8 6 4 37 37 H 1.09004 * 113.61485 * 334.56624 * 8 6 4 38 38 H 1.09000 * 109.46690 * 202.46617 * 11 9 8 39 39 H 1.08997 * 109.46733 * 322.46511 * 11 9 8 40 40 H 1.09003 * 109.46714 * 300.00298 * 19 18 17 41 41 H 1.09002 * 109.47068 * 59.99454 * 19 18 17 42 42 H 1.08994 * 109.47567 * 184.99564 * 20 19 18 43 43 H 1.09000 * 109.46979 * 305.00215 * 20 19 18 44 44 H 1.08999 * 109.47511 * 300.00573 * 22 21 20 45 45 H 1.09002 * 109.46642 * 60.00395 * 22 21 20 46 46 H 1.09001 * 109.47293 * 180.02562 * 22 21 20 47 47 H 1.07998 * 120.00116 * 180.27816 * 23 17 16 48 48 H 1.08010 * 119.92172 * 179.74951 * 24 23 17 49 49 H 1.09008 * 109.46803 * 240.01771 * 26 25 24 50 50 H 0.96699 * 113.99915 * 179.97438 * 27 26 25 51 51 H 1.48500 * 110.00139 * 59.99834 * 28 26 25 52 52 H 1.48500 * 110.00505 * 181.32192 * 28 26 25 53 53 H 1.07995 * 119.99419 * 179.97438 * 29 25 24 54 54 H 1.09002 * 113.61714 * 220.02192 * 30 9 8 55 55 H 1.09000 * 113.61452 * 89.11316 * 30 9 8 Note: An asterisk (*) indicates this parameter was or will be optimized. Cartesian coordinates (angstroms) NO. Atom X Y Z 1 6 0.0000 0.0000 0.0000 2 6 1.5301 0.0000 0.0000 3 8 2.0140 1.3690 0.0000 4 6 3.3446 1.5449 0.0005 5 8 4.0807 0.5867 0.0005 6 6 3.9206 2.9375 -0.0058 7 1 3.4685 3.5791 -0.7621 8 6 3.9909 3.5813 1.3890 9 6 5.3855 2.9477 1.5248 10 9 5.3648 1.6585 2.0678 11 6 6.4122 3.8600 2.1992 12 16 6.2281 3.7498 4.0005 13 8 4.9990 4.3317 4.4126 14 8 6.6228 2.4660 4.4645 15 8 7.2909 4.6909 4.5491 16 6 6.9808 6.0090 4.4234 17 6 7.3626 6.7096 3.2833 18 8 8.0463 6.0775 2.2922 19 6 8.4061 6.8596 1.1514 20 6 9.1639 5.9842 0.1514 21 8 8.2928 4.9669 -0.3470 22 6 8.9055 4.0898 -1.2943 23 6 7.0392 8.0511 3.1575 24 6 6.3486 8.6933 4.1683 25 6 5.9742 7.9987 5.3035 26 6 5.2221 8.7040 6.4026 27 8 3.9570 8.0687 6.5976 28 14 4.9557 10.4857 5.9285 29 6 6.2884 6.6587 5.4326 30 6 5.4581 2.9682 -0.0111 31 1 -0.3633 0.5138 -0.8900 32 1 -0.3633 -1.0277 0.0005 33 1 -0.3634 0.5138 0.8900 34 1 1.8933 -0.5138 -0.8900 35 1 1.8933 -0.5138 0.8900 36 1 4.0066 4.6710 1.3666 37 1 3.2595 3.1820 2.0916 38 1 7.4173 3.5468 1.9168 39 1 6.2490 4.8891 1.8795 40 1 7.5045 7.2521 0.6811 41 1 9.0424 7.6873 1.4644 42 1 9.5152 6.5994 -0.6769 43 1 10.0169 5.5210 0.6473 44 1 9.2512 4.6661 -2.1525 45 1 9.7533 3.5874 -0.8287 46 1 8.1792 3.3471 -1.6245 47 1 7.3304 8.5960 2.2717 48 1 6.1007 9.7401 4.0707 49 1 5.7989 8.6561 7.3263 50 1 3.4178 8.4710 7.2923 51 1 4.1703 10.5647 4.6706 52 1 4.2429 11.2002 7.0179 53 1 5.9951 6.1185 6.3206 54 1 5.9112 2.0738 -0.4388 55 1 5.8750 3.8902 -0.4163 There are 81 doubly filled levels RHF calculation, no. of doubly occupied orbitals= 81 No. of singly occupied orbitals= 1 REFERENCES FOR PARAMETERS IN GAS-PHASE HAMILTONIAN: H: (AM1): M.J.S. DEWAR ET AL, J. AM. CHEM. SOC. 107 3902-3909 (1985) C: (AM1): M.J.S. DEWAR ET AL, J. AM. CHEM. SOC. 107 3902-3909 (1985) O: (AM1): M.J.S. DEWAR ET AL, J. AM. CHEM. SOC. 107 3902-3909 (1985) F: (AM1): M.J.S. DEWAR AND E. G. ZOEBISCH, THEOCHEM, 180, 1 (1988). Si: (AM1): M.J.S.DEWAR, C. JIE, ORGANOMETALLICS, 6, 1486-1490 (1987). S: (AM1): M.J.S. DEWAR, Y.-C. YUAN, INORGANIC CHEM., 29, 589 (1990) REFERENCE FOR CHARGE MODEL 2: J. Li, J. Xing, C. J. Cramer, and D. G. Truhlar, J. Chem. Phys. 111 (1999) 885. REFERENCE FOR THE PARAMETERIZATION OF THE SM5.42R SOLVATION MODEL: J. Li, T. Zhu, G. D. Hawkins, P. Winget, D. A. Liotard, C. J. Cramer, and D. G. Truhlar, Theor. Chem. Acc. 103 (1999) 9-63 P. Winget, J. D. Thompson C. J. Cramer,and D. G. Truhlar, J. Phys. Chem. B. submitted. CHARGE=0 AM1 1SCF TLIMIT=15 GEO-OK SM5.42R & SOLVNT=WATER s_40_16901880_15494190.mol2 55 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED SCF FIELD WAS ACHIEVED Wall clock time and date at job start Mon Mar 8 2021 10:54:49 Heat of formation + Delta-G solvation = -277.629940 kcal Electronic energy + Delta-G solvation = -47039.839739 eV Core-core repulsion = 41053.800403 eV Total energy + Delta-G solvation = -5986.039336 eV No. of doubly occupied orbitals = 81 and no. of open levels = 1 Molecular weight (most abundant/longest-lived isotopes) = 449.147 amu Computer time = 1.66 seconds Orbital eigenvalues (eV) -49.19198 -42.58065 -41.87550 -40.43884 -39.41601 -39.29344 -38.52659 -38.43426 -37.54407 -37.42355 -37.28717 -32.85777 -32.52335 -31.92309 -31.88068 -30.96656 -27.39916 -27.14832 -26.74161 -26.48982 -25.15932 -24.24173 -23.89018 -22.74927 -22.35302 -21.47431 -20.72371 -19.84945 -19.38935 -19.10457 -18.69714 -18.64654 -18.45567 -17.88337 -17.72211 -17.61364 -17.44988 -17.07946 -16.98101 -16.70947 -16.41118 -16.35031 -16.18332 -16.01686 -15.88584 -15.68385 -15.52279 -15.23815 -14.77029 -14.63795 -14.52841 -14.32399 -14.15751 -14.13281 -13.89931 -13.77072 -13.73600 -13.56806 -13.51855 -13.45114 -13.36735 -13.24626 -13.16436 -12.99724 -12.84290 -12.82351 -12.56931 -12.48441 -12.34530 -12.30851 -12.25477 -11.79505 -11.76398 -11.66106 -11.62394 -11.55818 -11.37973 -10.57232 -10.51529 -10.21472 -9.44512 -4.88159 -1.24553 -0.12965 0.02593 0.85863 0.99089 1.33058 1.51462 1.68105 1.82128 2.02304 2.23531 2.32078 2.67015 2.75171 2.84078 2.84262 2.96030 3.19817 3.30735 3.37598 3.44652 3.55562 3.65027 3.68908 3.89647 3.91740 3.98657 4.00134 4.02701 4.06917 4.19724 4.20621 4.25849 4.30766 4.42223 4.44285 4.46554 4.50057 4.54974 4.56680 4.58990 4.60641 4.65772 4.75052 4.76048 4.79225 4.80205 4.81812 4.84220 4.93237 4.98827 5.03274 5.08723 5.20301 5.37455 5.41326 6.07010 6.23461 6.59295 6.60755 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.147 4.147 2 C 0.053 3.947 3 O -0.358 6.358 4 C 0.465 3.535 5 O -0.526 6.526 6 C -0.109 4.109 7 H 0.168 0.832 8 C -0.143 4.143 9 C 0.069 3.931 10 F -0.202 7.202 11 C -0.616 4.616 12 S 2.574 3.426 13 O -0.966 6.966 14 O -0.974 6.974 15 O -0.658 6.658 16 C -0.004 4.004 17 C 0.134 3.866 18 O -0.317 6.317 19 C 0.042 3.958 20 C 0.052 3.948 21 O -0.399 6.399 22 C 0.024 3.976 23 C -0.172 4.172 24 C -0.046 4.046 25 C -0.105 4.105 26 C -0.101 4.101 27 O -0.560 6.560 28 Si 0.787 3.213 29 C -0.048 4.048 30 C -0.101 4.101 31 H 0.074 0.926 32 H 0.097 0.903 33 H 0.066 0.934 34 H 0.072 0.928 35 H 0.059 0.941 36 H 0.161 0.839 37 H 0.080 0.920 38 H 0.167 0.833 39 H 0.187 0.813 40 H 0.104 0.896 41 H 0.116 0.884 42 H 0.100 0.900 43 H 0.056 0.944 44 H 0.055 0.945 45 H 0.038 0.962 46 H 0.090 0.910 47 H 0.197 0.803 48 H 0.175 0.825 49 H 0.093 0.907 50 H 0.395 0.605 51 H -0.279 1.279 52 H -0.293 1.293 53 H 0.128 0.872 54 H 0.087 0.913 55 H 0.162 0.838 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges 2.930 14.655 -7.994 16.949 Note: The Mulliken population analysis charges presented below were not used in the solvation calculation but are provided for completeness. The chosen solvation model uses CM2 partial charges for calculating solvation energies. Net atomic charges, atomic populations, and dipole contributions using Mulliken population analysis Atom NO. Type Charge No. of electrons 1 C -0.204 4.204 2 C -0.021 4.021 3 O -0.275 6.275 4 C 0.308 3.692 5 O -0.415 6.415 6 C -0.127 4.127 7 H 0.186 0.814 8 C -0.180 4.180 9 C 0.049 3.951 10 F -0.182 7.182 11 C -0.746 4.746 12 S 2.674 3.326 13 O -0.964 6.964 14 O -0.972 6.972 15 O -0.617 6.617 16 C -0.047 4.047 17 C 0.085 3.915 18 O -0.231 6.231 19 C -0.032 4.032 20 C -0.024 4.024 21 O -0.319 6.319 22 C -0.072 4.072 23 C -0.190 4.190 24 C -0.064 4.064 25 C -0.106 4.106 26 C -0.208 4.208 27 O -0.371 6.371 28 Si 0.690 3.310 29 C -0.068 4.068 30 C -0.139 4.139 31 H 0.093 0.907 32 H 0.115 0.885 33 H 0.085 0.915 34 H 0.091 0.909 35 H 0.078 0.922 36 H 0.179 0.821 37 H 0.099 0.901 38 H 0.185 0.815 39 H 0.204 0.796 40 H 0.122 0.878 41 H 0.134 0.866 42 H 0.118 0.882 43 H 0.074 0.926 44 H 0.074 0.926 45 H 0.056 0.944 46 H 0.109 0.891 47 H 0.214 0.786 48 H 0.191 0.809 49 H 0.111 0.889 50 H 0.245 0.755 51 H -0.206 1.206 52 H -0.220 1.220 53 H 0.146 0.854 54 H 0.105 0.895 55 H 0.180 0.820 Dipole moment (debyes) X Y Z Total from point charges 2.602 13.974 -7.803 16.215 hybrid contribution -0.382 -1.930 0.837 2.138 sum 2.220 12.043 -6.966 14.089 Atomic orbital electron populations 1.21824 0.90360 1.04346 1.03848 1.23272 0.97142 0.79311 1.02354 1.86486 1.23961 1.33493 1.83586 1.23744 0.80830 0.92876 0.71721 1.90696 1.61046 1.44070 1.45648 1.22153 0.98236 0.90304 1.02043 0.81422 1.23937 0.93733 1.04829 0.95502 1.22023 0.96933 0.78121 0.98004 1.92968 1.97358 1.40632 1.87240 1.30971 1.10028 1.10969 1.22590 1.05980 0.73507 0.73772 0.79321 1.93620 1.46371 1.76100 1.80356 1.93586 1.82164 1.41321 1.80121 1.85757 1.66077 1.25622 1.84268 1.17713 1.10296 0.78695 0.97980 1.19092 0.92785 0.92509 0.87104 1.86237 1.68896 1.40009 1.27952 1.23531 1.02433 0.94349 0.82868 1.22783 0.92766 0.90688 0.96162 1.87841 1.38632 1.44319 1.61076 1.22869 0.98967 0.93675 0.91678 1.21590 1.03098 0.91233 1.03051 1.21399 0.93537 1.01140 0.90308 1.19355 1.01075 0.92692 0.97452 1.25324 0.86118 1.09098 1.00248 1.86606 1.29869 1.58942 1.61639 0.94258 0.87985 0.71255 0.77544 1.21037 0.93218 0.95318 0.97273 1.23597 0.92779 1.07370 0.90184 0.90694 0.88482 0.91514 0.90924 0.92238 0.82133 0.90128 0.81486 0.79554 0.87784 0.86624 0.88179 0.92606 0.92641 0.94354 0.89104 0.78638 0.80856 0.88945 0.75455 1.20611 1.22044 0.85441 0.89472 0.82047 Number of geometries 1 Number of calculations of the screened coulomb radii 1 The total number of SCF iterations 16. Note: The number of geometries may not correspond to the number of cycles due to rejected geometry changes. In the following table subtotal= G_P + SS G_CDS. Atom Chem. CM2 G_P Area Sigma k SS G_CDS Subtotal M number symbol chg. (kcal) (Ang**2) cal/(Ang**2) (kcal) (kcal) value 1 C -0.15 0.05 10.29 71.98 0.74 0.79 16 2 C 0.05 0.28 6.19 71.98 0.45 0.72 16 3 O -0.36 -2.72 10.22 -51.34 -0.52 -3.25 16 4 C 0.46 4.08 6.92 71.23 0.49 4.58 16 5 O -0.53 -8.24 14.47 21.94 0.32 -7.92 16 6 C -0.11 0.00 4.46 -11.01 -0.05 -0.05 16 7 H 0.17 -1.35 8.14 -2.38 -0.02 -1.37 16 8 C -0.14 -0.20 7.11 31.12 0.22 0.02 16 9 C 0.07 0.41 1.61 -10.27 -0.02 0.39 16 10 F -0.20 -3.36 14.59 44.97 0.66 -2.71 16 11 C -0.62 -2.17 4.24 71.98 0.31 -1.87 16 12 S 2.57 35.38 4.89 -56.49 -0.28 35.11 16 13 O -0.97 -15.69 16.26 -118.57 -1.93 -17.62 16 14 O -0.97 -22.66 17.54 -118.57 -2.08 -24.74 16 15 O -0.66 -7.78 9.84 -60.50 -0.60 -8.37 16 16 C 0.00 -0.03 4.80 22.57 0.11 0.08 16 17 C 0.13 -0.24 5.83 22.57 0.13 -0.11 16 18 O -0.32 1.37 7.14 -73.35 -0.52 0.85 16 19 C 0.04 -0.53 5.12 71.98 0.37 -0.16 16 20 C 0.05 -0.57 6.32 71.98 0.45 -0.11 16 21 O -0.40 2.79 10.36 -144.34 -1.50 1.30 16 22 C 0.02 -0.19 11.01 113.37 1.25 1.06 16 23 C -0.17 1.50 9.04 22.35 0.20 1.70 16 24 C -0.05 0.30 8.66 22.28 0.19 0.50 16 25 C -0.11 -0.04 5.42 -19.86 -0.11 -0.15 16 26 C -0.10 0.20 2.81 71.24 0.20 0.40 16 27 O -0.56 -1.70 12.74 -148.98 -1.90 -3.59 16 28 Si 0.79 -5.26 29.78 68.60 2.04 -3.22 16 29 C -0.05 -0.33 8.60 22.35 0.19 -0.13 16 30 C -0.10 0.08 6.93 31.12 0.22 0.29 16 31 H 0.07 -0.11 8.14 -2.39 -0.02 -0.13 16 32 H 0.10 -0.33 8.14 -2.39 -0.02 -0.35 16 33 H 0.07 0.02 8.14 -2.39 -0.02 0.00 16 34 H 0.07 0.34 8.13 -2.39 -0.02 0.32 16 35 H 0.06 0.44 8.13 -2.39 -0.02 0.42 16 36 H 0.16 -1.02 7.97 -2.39 -0.02 -1.04 16 37 H 0.08 0.44 8.09 -2.39 -0.02 0.42 16 38 H 0.17 0.27 8.10 -2.39 -0.02 0.26 16 39 H 0.19 -0.68 5.84 -2.39 -0.01 -0.69 16 40 H 0.10 -1.76 7.65 -2.39 -0.02 -1.78 16 41 H 0.12 -2.07 7.68 -2.39 -0.02 -2.09 16 42 H 0.10 -1.53 8.14 -2.39 -0.02 -1.55 16 43 H 0.06 -0.49 8.14 -2.39 -0.02 -0.51 16 44 H 0.05 -0.56 8.14 -2.39 -0.02 -0.58 16 45 H 0.04 -0.24 8.14 -2.39 -0.02 -0.26 16 46 H 0.09 -0.73 8.14 -2.39 -0.02 -0.75 16 47 H 0.20 -3.54 6.30 -2.91 -0.02 -3.56 16 48 H 0.17 -2.30 4.87 -2.91 -0.01 -2.32 16 49 H 0.09 -0.46 7.96 -2.38 -0.02 -0.48 16 50 H 0.40 -2.03 8.74 -74.06 -0.65 -2.68 16 51 H -0.28 0.53 7.11 99.48 0.71 1.24 16 52 H -0.29 0.29 7.11 99.48 0.71 1.00 16 53 H 0.13 1.22 8.06 -2.91 -0.02 1.20 16 54 H 0.09 0.26 7.43 -2.39 -0.02 0.24 16 55 H 0.16 -1.33 7.79 -2.39 -0.02 -1.35 16 Total: 0.00 -41.99 463.45 -0.62 -42.61 By element: Atomic # 1 Polarization: -16.74 SS G_CDS: 0.33 Total: -16.40 kcal Atomic # 6 Polarization: 2.61 SS G_CDS: 5.35 Total: 7.96 kcal Atomic # 8 Polarization: -54.62 SS G_CDS: -8.73 Total: -63.35 kcal Atomic # 9 Polarization: -3.36 SS G_CDS: 0.66 Total: -2.71 kcal Atomic # 14 Polarization: -5.26 SS G_CDS: 2.04 Total: -3.22 kcal Atomic # 16 Polarization: 35.38 SS G_CDS: -0.28 Total: 35.11 kcal Total: -41.99 -0.62 -42.61 kcal The number of atoms in the molecule is 55 The average number of expansion shells was 16.00 The maximum number of expansion shells was 16 The minimum number of expansion shells was 16 **** NOTA BENE **** This is the net solvation energy for this exact molecular structure (nuclear and electronic)! The standard-state solvation energy should be obtained as the difference between the heat of formation plus delta-G solvation for the relaxed solvated system and that for the relaxed gas-phase system. s_40_16901880_15494190.mol2 55 1SCF run This is a breakdown of the solvation energy calculated without geometric relaxation in solution: (1) E-EN(sol) electronic-nuclear energy of solute -235.015 kcal (2) G-P(sol) polarization free energy of solvation -41.991 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -277.007 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -0.623 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -42.615 kcal (6) G-S(sol) free energy of system = (1) + (5) -277.630 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 1.66 seconds