Wall clock time and date at job start Wed Apr 1 2020 04:48:12 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= -1 * AM1 - THE AM1 HAMILTONIAN TO BE USED * DEV - DEVELOPER OPTIONS ARE ALLOWED * SM5.42R - SM5.42R CALCULATIONS WILL BE PERFORMED * - CHARGE MODEL 2 WILL BE USED (CM2A) * - THE SOLVENT IS USER-SPECIFIED * DIELEC - THE SOLVENT DIELECTRIC CONSTANT IS 2.06 * IOFR - THE SOLVENT INDEX OF REFRACTION IS 1.4345 * ALPHA - THE SOLVENT ALPHA IS 0.00 * BETA - THE SOLVENT BETA IS 0.00 * GAMMA - THE SOLVENT MACROSCOPIC SURFACE TENSION IS * 38.93 CAL MOL^-1 ANGSTROM^-2 * FACARB - THE FRACTION OF AROMATIC CARBONS IS 0.00 * FEHALO - THE FRACTION OF ELECTRONEGATIVE HALOGENS IS 0.00 ******************************************************************************* 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 1.52998 * 1 3 3 C 1.53000 * 109.47218 * 2 1 4 4 N 1.46502 * 109.47182 * 179.97438 * 3 2 1 5 5 C 1.36934 * 119.99980 * 272.13816 * 4 3 2 6 6 H 1.08001 * 119.99920 * 8.56590 * 5 4 3 7 7 C 1.38808 * 120.00034 * 188.56908 * 5 4 3 8 8 N 1.31617 * 120.00422 * 24.83525 * 7 5 4 9 9 Si 1.86799 * 119.99952 * 204.83843 * 7 5 4 10 10 H 1.48502 * 109.47163 * 359.97438 * 9 7 5 11 11 H 1.48501 * 109.47415 * 119.99636 * 9 7 5 12 12 H 1.48508 * 109.46968 * 239.99599 * 9 7 5 13 13 C 1.46493 * 119.99867 * 92.14148 * 4 3 2 14 14 C 1.50706 * 109.47207 * 89.99902 * 13 4 3 15 15 O 1.21280 * 119.99934 * 359.97438 * 14 13 4 16 16 N 1.34775 * 119.99878 * 179.97438 * 14 13 4 17 17 C 1.47085 * 120.88219 * 179.97438 * 16 14 13 18 18 C 1.53234 * 108.52435 * 231.21323 * 17 16 14 19 19 N 1.46903 * 109.33628 * 306.16750 * 18 17 16 20 20 C 1.46903 * 111.00030 * 187.25259 * 19 18 17 21 21 C 1.50699 * 109.47319 * 170.00122 * 20 19 18 22 22 C 1.38231 * 119.99957 * 90.00329 * 21 20 19 23 23 C 1.38237 * 119.99956 * 179.97438 * 22 21 20 24 24 C 1.38241 * 119.99981 * 359.97157 * 23 22 21 25 25 C 1.38236 * 119.99729 * 0.02562 * 24 23 22 26 26 C 1.38230 * 120.00077 * 0.06276 * 25 24 23 27 27 C 1.46898 * 111.26754 * 63.10887 * 19 18 17 28 28 C 1.47084 * 120.88210 * 0.02770 * 16 14 13 29 29 H 1.09001 * 109.47134 * 60.00506 * 1 2 3 30 30 H 1.09005 * 109.47078 * 179.97438 * 1 2 3 31 31 H 1.08999 * 109.47700 * 300.00252 * 1 2 3 32 32 H 1.08999 * 109.47700 * 239.99748 * 2 1 3 33 33 H 1.09001 * 109.47134 * 119.99494 * 2 1 3 34 34 H 1.09006 * 109.47360 * 59.99412 * 3 2 1 35 35 H 1.09000 * 109.47159 * 299.99940 * 3 2 1 36 36 H 0.96999 * 120.00280 * 180.02562 * 8 7 5 37 37 H 1.09003 * 109.47366 * 329.99989 * 13 4 3 38 38 H 1.09001 * 109.46851 * 209.99518 * 13 4 3 39 39 H 1.08994 * 109.62284 * 111.49590 * 17 16 14 40 40 H 1.09003 * 109.78185 * 351.01416 * 17 16 14 41 41 H 1.08993 * 109.49410 * 186.21559 * 18 17 16 42 42 H 1.09000 * 109.49665 * 66.12829 * 18 17 16 43 43 H 1.09004 * 109.46991 * 50.00053 * 20 19 18 44 44 H 1.08995 * 109.47321 * 290.00031 * 20 19 18 45 45 H 1.07995 * 120.00210 * 359.97375 * 22 21 20 46 46 H 1.07999 * 119.99953 * 179.97438 * 23 22 21 47 47 H 1.08002 * 119.99794 * 179.72672 * 24 23 22 48 48 H 1.08004 * 119.99405 * 179.97438 * 25 24 23 49 49 H 1.08003 * 119.99683 * 179.97438 * 26 25 24 50 50 H 1.09000 * 109.49857 * 56.85459 * 27 19 18 51 51 H 1.09002 * 109.49249 * 176.93436 * 27 19 18 52 52 H 1.09004 * 109.62488 * 248.49786 * 28 16 14 53 53 H 1.08996 * 109.62844 * 9.08076 * 28 16 14 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 1.5300 0.0000 0.0000 3 6 2.0400 1.4425 0.0000 4 7 3.5050 1.4425 0.0006 5 6 4.1892 1.3984 1.1860 6 1 3.6578 1.2246 2.1100 7 6 5.5656 1.5771 1.1999 8 7 6.1519 2.2490 0.2318 9 14 6.5860 0.8641 2.5927 10 1 5.6947 0.1589 3.5486 11 1 7.5769 -0.0941 2.0402 12 1 7.2975 1.9610 3.2970 13 6 4.2380 1.4897 -1.2669 14 6 4.4893 2.9258 -1.6487 15 8 4.0946 3.8216 -0.9327 16 7 5.1527 3.2145 -2.7857 17 6 5.4082 4.6091 -3.1774 18 6 4.9400 4.8022 -4.6236 19 7 5.5742 3.7905 -5.4794 20 6 5.2875 4.0459 -6.8974 21 6 6.1437 3.1479 -7.7526 22 6 5.6808 1.8991 -8.1227 23 6 6.4660 1.0756 -8.9077 24 6 7.7140 1.5012 -9.3231 25 6 8.1768 2.7501 -8.9530 26 6 7.3924 3.5728 -8.1666 27 6 5.1626 2.4337 -5.0952 28 6 5.6395 2.1435 -3.6685 29 1 -0.3633 0.5138 -0.8900 30 1 -0.3633 -1.0277 -0.0005 31 1 -0.3634 0.5138 0.8899 32 1 1.8934 -0.5138 -0.8899 33 1 1.8933 -0.5138 0.8900 34 1 1.6766 1.9564 0.8900 35 1 1.6767 1.9563 -0.8900 36 1 7.1139 2.3735 0.2414 37 1 3.6492 1.0045 -2.0454 38 1 5.1904 0.9714 -1.1553 39 1 6.4753 4.8195 -3.1067 40 1 4.8578 5.2833 -2.5212 41 1 5.2216 5.7974 -4.9672 42 1 3.8566 4.6929 -4.6729 43 1 5.5076 5.0877 -7.1307 44 1 4.2355 3.8431 -7.0976 45 1 4.7057 1.5667 -7.7986 46 1 6.1045 0.0997 -9.1965 47 1 8.3292 0.8560 -9.9327 48 1 9.1520 3.0824 -9.2773 49 1 7.7542 4.5484 -7.8771 50 1 4.0761 2.3573 -5.1379 51 1 5.6056 1.7114 -5.7809 52 1 6.7290 2.1167 -3.6452 53 1 5.2396 1.1854 -3.3367 RHF calculation, no. of doubly occupied orbitals= 66 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) N: (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) Si: (AM1): M.J.S.DEWAR, C. JIE, ORGANOMETALLICS, 6, 1486-1490 (1987). 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=-1 AM1 1SCF TLIMIT=15 GEO-OK SM5.42R & SOLVNT=GENORG IOFR=1.4345 ALPHA=0.00 BETA=0.00 GAMMA=38.93 & DIELEC=2.06 FACARB=0.00 FEHALO=0.00 DEV ZINC000058911708.mol2 53 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED SCF FIELD WAS ACHIEVED Wall clock time and date at job start Wed Apr 1 2020 04:48:12 Heat of formation + Delta-G solvation = 31.749029 kcal Electronic energy + Delta-G solvation = -31251.715834 eV Core-core repulsion = 27317.390368 eV Total energy + Delta-G solvation = -3934.325466 eV No. of doubly occupied orbitals = 66 Molecular weight (most abundant/longest-lived isotopes) = 345.216 amu Computer time = 1.66 seconds Orbital eigenvalues (eV) -39.84927 -38.90142 -37.30541 -35.65488 -34.04999 -32.92476 -31.67734 -31.13000 -30.72320 -30.41561 -28.01220 -26.61856 -25.50324 -24.30191 -23.47593 -22.62065 -22.10522 -21.21133 -20.70431 -20.00833 -18.29999 -16.93848 -16.64000 -16.23092 -15.57191 -15.40570 -15.22140 -15.00188 -14.65074 -14.52324 -14.32579 -14.27929 -14.03285 -13.64044 -13.53513 -13.08084 -13.01767 -12.78539 -12.65890 -12.41135 -12.30744 -11.95242 -11.71656 -11.50060 -11.39530 -11.21802 -11.11097 -11.04853 -10.92950 -10.90098 -10.69041 -10.63919 -10.60127 -10.29971 -10.06962 -9.76519 -9.74271 -9.03942 -8.92251 -8.70114 -8.36647 -8.17124 -7.59710 -6.85549 -5.75815 -3.01282 1.19024 1.27454 3.42177 3.50880 3.52733 3.53549 3.89929 4.16524 4.30882 4.57936 4.61084 4.70153 4.86322 4.96285 5.09352 5.15058 5.25621 5.31990 5.35956 5.36745 5.46731 5.49582 5.55561 5.61826 5.63726 5.64500 5.74674 5.78380 5.85806 5.90735 5.94193 6.01272 6.05066 6.24092 6.29091 6.31345 6.37124 6.39164 6.43085 6.45263 6.49010 6.52418 6.59100 6.72983 6.85355 6.92880 7.02700 7.09227 7.11559 7.22126 7.49535 7.83101 8.30527 8.61848 9.21075 9.74212 9.92930 10.32677 11.34093 Molecular weight = 345.22amu Principal moments of inertia in cm(-1) A = 0.011959 B = 0.002792 C = 0.002616 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 2340.691471 B =10025.850925 C =10701.132133 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 -0.142 4.142 3 C 0.153 3.847 4 N -0.576 5.576 5 C -0.242 4.242 6 H 0.077 0.923 7 C -0.002 4.002 8 N -0.897 5.897 9 Si 0.899 3.101 10 H -0.280 1.280 11 H -0.290 1.290 12 H -0.294 1.294 13 C 0.167 3.833 14 C 0.536 3.464 15 O -0.533 6.533 16 N -0.628 5.628 17 C 0.124 3.876 18 C 0.045 3.955 19 N -0.530 5.530 20 C 0.092 3.908 21 C -0.073 4.073 22 C -0.114 4.114 23 C -0.122 4.122 24 C -0.123 4.123 25 C -0.122 4.122 26 C -0.098 4.098 27 C 0.038 3.962 28 C 0.127 3.873 29 H 0.046 0.954 30 H 0.044 0.956 31 H 0.049 0.951 32 H 0.051 0.949 33 H 0.061 0.939 34 H 0.044 0.956 35 H 0.033 0.967 36 H 0.252 0.748 37 H 0.032 0.968 38 H 0.102 0.898 39 H 0.058 0.942 40 H 0.087 0.913 41 H 0.078 0.922 42 H 0.034 0.966 43 H 0.081 0.919 44 H 0.040 0.960 45 H 0.119 0.881 46 H 0.120 0.880 47 H 0.118 0.882 48 H 0.120 0.880 49 H 0.122 0.878 50 H 0.034 0.966 51 H 0.083 0.917 52 H 0.063 0.937 53 H 0.083 0.917 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -0.892 -0.802 -19.958 19.994 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 -0.205 4.205 2 C -0.182 4.182 3 C 0.026 3.974 4 N -0.295 5.295 5 C -0.371 4.371 6 H 0.095 0.905 7 C -0.200 4.200 8 N -0.543 5.543 9 Si 0.729 3.271 10 H -0.205 1.205 11 H -0.217 1.217 12 H -0.222 1.222 13 C 0.036 3.964 14 C 0.325 3.675 15 O -0.406 6.406 16 N -0.367 5.367 17 C 0.000 4.000 18 C -0.083 4.083 19 N -0.254 5.254 20 C -0.035 4.035 21 C -0.074 4.074 22 C -0.133 4.133 23 C -0.140 4.140 24 C -0.142 4.142 25 C -0.140 4.140 26 C -0.117 4.117 27 C -0.091 4.091 28 C 0.003 3.997 29 H 0.065 0.935 30 H 0.063 0.937 31 H 0.068 0.932 32 H 0.069 0.931 33 H 0.080 0.920 34 H 0.063 0.937 35 H 0.051 0.949 36 H 0.062 0.938 37 H 0.050 0.950 38 H 0.120 0.880 39 H 0.077 0.923 40 H 0.105 0.895 41 H 0.096 0.904 42 H 0.053 0.947 43 H 0.100 0.900 44 H 0.059 0.941 45 H 0.137 0.863 46 H 0.138 0.862 47 H 0.136 0.864 48 H 0.138 0.862 49 H 0.140 0.860 50 H 0.052 0.948 51 H 0.101 0.899 52 H 0.082 0.918 53 H 0.102 0.898 Dipole moment (debyes) X Y Z Total from point charges -0.490 -0.243 -19.390 19.397 hybrid contribution 0.081 -0.271 0.491 0.567 sum -0.410 -0.514 -18.899 18.910 Atomic orbital electron populations 1.21723 0.97284 1.00409 1.01070 1.22115 0.93701 1.00708 1.01662 1.20757 0.84428 0.93067 0.99129 1.43946 0.99677 1.83790 1.02119 1.19257 0.89674 1.41856 0.86350 0.90525 1.24674 0.97316 0.99817 0.98147 1.69915 1.09358 1.40143 1.34841 0.86255 0.80313 0.78796 0.81706 1.20513 1.21719 1.22155 1.20714 0.97830 0.91344 0.86464 1.22099 0.74421 0.93841 0.77171 1.90487 1.51939 1.49084 1.49105 1.48361 1.59576 1.04764 1.23994 1.21306 1.00491 0.85793 0.92419 1.22536 0.96534 0.94983 0.94249 1.61953 1.59173 1.02942 1.01380 1.21047 0.96252 0.98629 0.87577 1.19763 0.95331 0.94964 0.97330 1.21084 1.00013 0.93885 0.98307 1.21113 0.94791 0.99632 0.98418 1.21138 0.96222 0.96372 1.00430 1.21149 0.99717 0.94568 0.98596 1.21022 0.93548 1.00028 0.97065 1.22641 0.98093 0.90480 0.97864 1.21477 0.99395 0.91348 0.87514 0.93490 0.93709 0.93194 0.93067 0.92045 0.93711 0.94852 0.93779 0.94984 0.87977 0.92335 0.89467 0.90406 0.94747 0.90016 0.94148 0.86313 0.86204 0.86355 0.86233 0.86025 0.94771 0.89854 0.91827 0.89824 Number of geometries 1 Number of calculations of the screened coulomb radii 1 The total number of SCF iterations 20. 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 -2.11 9.91 37.16 0.37 -1.74 16 2 C -0.14 -2.52 6.25 -26.73 -0.17 -2.69 16 3 C 0.15 3.27 5.67 -4.04 -0.02 3.25 16 4 N -0.58 -14.48 2.02 -174.61 -0.35 -14.83 16 5 C -0.24 -6.69 9.70 -15.06 -0.15 -6.84 16 6 H 0.08 2.10 7.94 -52.49 -0.42 1.69 16 7 C 0.00 -0.07 4.90 -17.43 -0.09 -0.15 16 8 N -0.90 -25.56 8.96 55.49 0.50 -25.06 16 9 Si 0.90 22.01 29.62 -169.99 -5.04 16.97 16 10 H -0.28 -6.73 7.11 56.52 0.40 -6.32 16 11 H -0.29 -7.06 7.11 56.52 0.40 -6.66 16 12 H -0.29 -7.42 7.11 56.52 0.40 -7.02 16 13 C 0.17 3.90 3.79 -5.19 -0.02 3.88 16 14 C 0.54 12.87 5.77 -10.98 -0.06 12.81 16 15 O -0.53 -15.13 15.62 5.56 0.09 -15.04 16 16 N -0.63 -12.34 3.01 -172.48 -0.52 -12.85 16 17 C 0.12 2.18 6.59 -3.60 -0.02 2.16 16 18 C 0.05 0.62 5.62 -3.70 -0.02 0.60 16 19 N -0.53 -6.78 4.62 -235.79 -1.09 -7.87 16 20 C 0.09 0.96 5.12 -4.97 -0.03 0.94 16 21 C -0.07 -0.76 4.89 -104.63 -0.51 -1.27 16 22 C -0.11 -1.12 7.86 -39.58 -0.31 -1.43 16 23 C -0.12 -1.09 10.05 -39.58 -0.40 -1.49 16 24 C -0.12 -1.08 10.05 -39.58 -0.40 -1.48 16 25 C -0.12 -1.11 10.05 -39.58 -0.40 -1.51 16 26 C -0.10 -0.98 9.70 -39.59 -0.38 -1.36 16 27 C 0.04 0.50 5.34 -3.72 -0.02 0.48 16 28 C 0.13 2.05 6.50 -3.62 -0.02 2.03 16 29 H 0.05 0.63 8.14 -51.93 -0.42 0.21 16 30 H 0.04 0.57 8.14 -51.93 -0.42 0.14 16 31 H 0.05 0.70 8.14 -51.93 -0.42 0.27 16 32 H 0.05 0.89 8.14 -51.93 -0.42 0.47 16 33 H 0.06 1.16 8.14 -51.93 -0.42 0.74 16 34 H 0.04 0.99 8.06 -51.93 -0.42 0.57 16 35 H 0.03 0.70 8.06 -51.93 -0.42 0.28 16 36 H 0.25 7.11 8.31 -40.82 -0.34 6.77 16 37 H 0.03 0.65 7.59 -51.93 -0.39 0.26 16 38 H 0.10 2.56 6.15 -51.93 -0.32 2.24 16 39 H 0.06 1.04 8.14 -51.93 -0.42 0.62 16 40 H 0.09 1.71 7.07 -51.93 -0.37 1.34 16 41 H 0.08 0.90 7.99 -51.93 -0.41 0.48 16 42 H 0.03 0.49 8.14 -51.93 -0.42 0.07 16 43 H 0.08 0.77 7.91 -51.93 -0.41 0.35 16 44 H 0.04 0.41 8.07 -51.93 -0.42 -0.01 16 45 H 0.12 1.05 7.93 -52.49 -0.42 0.63 16 46 H 0.12 0.85 8.06 -52.49 -0.42 0.43 16 47 H 0.12 0.80 8.06 -52.49 -0.42 0.38 16 48 H 0.12 0.86 8.06 -52.48 -0.42 0.44 16 49 H 0.12 1.09 8.06 -52.48 -0.42 0.67 16 50 H 0.03 0.46 8.14 -51.93 -0.42 0.03 16 51 H 0.08 1.00 5.66 -51.93 -0.29 0.71 16 52 H 0.06 1.06 8.14 -51.93 -0.42 0.64 16 53 H 0.08 1.31 6.02 -51.93 -0.31 1.00 16 LS Contribution 415.19 15.07 6.26 6.26 Total: -1.00 -32.81 415.19 -12.04 -44.85 By element: Atomic # 1 Polarization: 10.64 SS G_CDS: -9.23 Total: 1.41 kcal Atomic # 6 Polarization: 8.82 SS G_CDS: -2.65 Total: 6.17 kcal Atomic # 7 Polarization: -59.15 SS G_CDS: -1.46 Total: -60.61 kcal Atomic # 8 Polarization: -15.13 SS G_CDS: 0.09 Total: -15.04 kcal Atomic # 14 Polarization: 22.01 SS G_CDS: -5.04 Total: 16.97 kcal Total LS contribution 6.26 Total: 6.26 kcal Total: -32.81 -12.04 -44.85 kcal The number of atoms in the molecule is 53 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. ZINC000058911708.mol2 53 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 76.595 kcal (2) G-P(sol) polarization free energy of solvation -32.808 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system 43.788 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -12.039 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -44.846 kcal (6) G-S(sol) free energy of system = (1) + (5) 31.749 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 1.66 seconds