Wall clock time and date at job start Sat Apr 11 2020 06:10:21 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 1.52999 * 1 3 3 H 1.09005 * 109.46669 * 2 1 4 4 O 1.45199 * 109.47241 * 240.00096 * 2 1 3 5 5 C 1.34230 * 116.99810 * 89.99642 * 4 2 1 6 6 O 1.20821 * 120.00400 * 0.02562 * 5 4 2 7 7 C 1.50706 * 119.99638 * 180.02562 * 5 4 2 8 8 H 1.08997 * 109.47133 * 46.22803 * 7 5 4 9 9 C 1.53003 * 109.47204 * 286.22983 * 7 5 4 10 10 N 1.46896 * 109.46979 * 166.23208 * 7 5 4 11 11 C 1.48004 * 110.99802 * 199.68538 * 10 7 5 12 12 C 1.50453 * 112.82431 * 191.34378 * 11 10 7 13 13 C 1.54312 * 108.49878 * 93.72691 * 12 11 10 14 14 C 1.45885 * 112.18375 * 281.46332 * 13 12 11 15 15 C 1.54313 * 112.18507 * 61.12257 * 14 13 12 16 16 C 1.47999 * 111.00278 * 70.96186 * 10 7 5 17 17 C 1.50696 * 109.47285 * 119.99964 * 2 1 3 18 18 O 1.21284 * 120.00329 * 120.00252 * 17 2 1 19 19 N 1.34779 * 120.00051 * 300.00227 * 17 2 1 20 20 C 1.46507 * 119.99826 * 359.97438 * 19 17 2 21 21 C 1.46494 * 120.00230 * 180.02562 * 19 17 2 22 22 C 1.50703 * 109.47449 * 89.99688 * 21 19 17 23 23 H 1.08003 * 119.99646 * 0.02562 * 22 21 19 24 24 C 1.37870 * 120.00058 * 180.02562 * 22 21 19 25 25 N 1.31511 * 120.00274 * 359.97438 * 24 22 21 26 26 Si 1.86800 * 120.00019 * 180.02562 * 24 22 21 27 27 H 1.48512 * 109.47098 * 59.99971 * 26 24 22 28 28 H 1.48498 * 109.47484 * 179.97438 * 26 24 22 29 29 H 1.48500 * 109.47368 * 300.00429 * 26 24 22 30 30 H 1.09005 * 109.46669 * 179.97438 * 1 2 3 31 31 H 1.08996 * 109.47431 * 299.99857 * 1 2 3 32 32 H 1.08996 * 109.47234 * 60.00203 * 1 2 3 33 33 H 1.09000 * 109.47044 * 300.39435 * 9 7 5 34 34 H 1.08996 * 109.46890 * 60.38730 * 9 7 5 35 35 H 1.08999 * 109.47189 * 180.38829 * 9 7 5 36 36 H 1.08994 * 108.81046 * 312.20030 * 11 10 7 37 37 H 1.08994 * 108.81533 * 70.48533 * 11 10 7 38 38 H 1.09001 * 109.63087 * 334.02420 * 12 11 10 39 39 H 1.08996 * 109.63046 * 213.43017 * 12 11 10 40 40 H 1.09000 * 108.94056 * 160.76694 * 13 12 11 41 41 H 1.09001 * 108.93654 * 42.15827 * 13 12 11 42 42 H 1.08995 * 108.93744 * 300.41946 * 14 13 12 43 43 H 1.09002 * 108.93423 * 181.81683 * 14 13 12 44 44 H 1.09000 * 109.63090 * 161.75966 * 15 14 13 45 45 H 1.09000 * 109.63111 * 41.16119 * 15 14 13 46 46 H 1.08994 * 108.81406 * 205.69871 * 16 10 7 47 47 H 1.08999 * 108.81412 * 323.97656 * 16 10 7 48 48 H 1.08997 * 109.46985 * 90.00039 * 20 19 17 49 49 H 1.08997 * 109.47073 * 209.99842 * 20 19 17 50 50 H 1.09000 * 109.46906 * 330.00280 * 20 19 17 51 51 H 1.08997 * 109.47490 * 209.99856 * 21 19 17 52 52 H 1.08998 * 109.47169 * 329.99915 * 21 19 17 53 53 H 0.97003 * 119.99940 * 179.97438 * 25 24 22 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 1 1.8933 1.0277 0.0000 4 8 2.0140 -0.6845 -1.1855 5 6 2.2171 0.0641 -2.2811 6 8 1.9981 1.2519 -2.2504 7 6 2.7182 -0.5772 -3.5495 8 1 2.1516 -1.4876 -3.7448 9 6 4.2008 -0.9224 -3.3952 10 7 2.5470 0.3562 -4.6708 11 6 2.5733 -0.3599 -5.9658 12 6 2.6749 0.5693 -7.1446 13 6 4.1641 0.7254 -7.5180 14 6 4.8611 1.6481 -6.6287 15 6 4.8450 1.1681 -5.1622 16 6 3.4984 1.4855 -4.5710 17 6 2.0324 -0.7104 1.2304 18 8 2.7297 -1.6964 1.1192 19 7 1.7067 -0.2499 2.4546 20 6 0.8649 0.9415 2.5890 21 6 2.1955 -0.9401 3.6507 22 6 3.5229 -0.3561 4.0606 23 1 3.9586 0.4491 3.4876 24 6 4.1811 -0.8496 5.1670 25 7 3.6503 -1.8297 5.8650 26 14 5.8260 -0.1251 5.6756 27 1 5.6598 1.3205 5.9722 28 1 6.3216 -0.8249 6.8880 29 1 6.8042 -0.2945 4.5711 30 1 -0.3633 -1.0277 -0.0005 31 1 -0.3634 0.5138 0.8899 32 1 -0.3633 0.5138 -0.8900 33 1 4.7665 -0.0129 -3.1930 34 1 4.3270 -1.6203 -2.5676 35 1 4.5650 -1.3799 -4.3151 36 1 3.4283 -1.0358 -5.9763 37 1 1.6611 -0.9490 -6.0603 38 1 2.2595 1.5420 -6.8811 39 1 2.1276 0.1507 -7.9891 40 1 4.2354 1.0973 -8.5401 41 1 4.6465 -0.2505 -7.4639 42 1 4.3817 2.6253 -6.6865 43 1 5.8957 1.7435 -6.9583 44 1 5.6229 1.6841 -4.5994 45 1 5.0160 0.0922 -5.1271 46 1 3.0792 2.3455 -5.0931 47 1 3.6281 1.7440 -3.5201 48 1 -0.1832 0.6440 2.6221 49 1 1.1227 1.4667 3.5086 50 1 1.0287 1.6002 1.7361 51 1 1.4777 -0.8150 4.4613 52 1 2.3171 -2.0014 3.4337 53 1 4.1135 -2.1771 6.6433 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 ZINC000741028749.mol2 53 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED SCF FIELD WAS ACHIEVED Wall clock time and date at job start Sat Apr 11 2020 06:10:21 Heat of formation + Delta-G solvation = -102.839975 kcal Electronic energy + Delta-G solvation = -31398.493858 eV Core-core repulsion = 27271.072123 eV Total energy + Delta-G solvation = -4127.421735 eV No. of doubly occupied orbitals = 66 Molecular weight (most abundant/longest-lived isotopes) = 340.220 amu Computer time = 0.68 seconds Orbital eigenvalues (eV) -41.01385 -39.79315 -38.76645 -36.41276 -35.23604 -34.93647 -32.92068 -32.57844 -31.66529 -30.52196 -27.67262 -27.11976 -26.25010 -25.33473 -24.86666 -23.82323 -22.29631 -20.92652 -20.60234 -19.74926 -18.83024 -17.84383 -16.75599 -16.64626 -16.47071 -16.13982 -15.91926 -15.51258 -15.38095 -14.79579 -14.59198 -14.38325 -14.10701 -13.93584 -13.61576 -13.37196 -13.34422 -13.09075 -12.89453 -12.55627 -12.46950 -12.35183 -12.22587 -12.16747 -12.07662 -11.87289 -11.65411 -11.49073 -11.33359 -11.13923 -10.99160 -10.93625 -10.89953 -10.76408 -10.65729 -10.56741 -10.50468 -10.18062 -10.08974 -9.67727 -8.89612 -8.47328 -8.45493 -7.72943 -6.06681 -4.11740 2.25594 2.39974 3.26989 3.31139 3.35279 3.39414 3.58712 3.90908 4.30881 4.40930 4.42530 4.56682 4.67909 4.73990 4.82007 4.83752 4.88371 4.93188 5.03540 5.09466 5.12962 5.14843 5.27455 5.28037 5.36879 5.42790 5.52134 5.55219 5.58416 5.64382 5.67602 5.69131 5.71276 5.78783 5.81640 5.84995 5.88402 5.95774 6.01080 6.03131 6.13045 6.23296 6.49757 6.73368 6.88157 6.98520 7.38482 7.46172 7.84257 7.89769 8.19315 8.29416 8.84136 8.99143 9.53274 11.01401 Molecular weight = 340.22amu Principal moments of inertia in cm(-1) A = 0.016792 B = 0.002489 C = 0.002304 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 1667.060208 B =11245.225583 C =12151.920183 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.175 4.175 2 C 0.072 3.928 3 H 0.104 0.896 4 O -0.326 6.326 5 C 0.468 3.532 6 O -0.495 6.495 7 C 0.097 3.903 8 H 0.116 0.884 9 C -0.185 4.185 10 N -0.533 5.533 11 C 0.064 3.936 12 C -0.121 4.121 13 C -0.120 4.120 14 C -0.119 4.119 15 C -0.163 4.163 16 C 0.059 3.941 17 C 0.509 3.491 18 O -0.520 6.520 19 N -0.596 5.596 20 C 0.076 3.924 21 C 0.247 3.753 22 C -0.529 4.529 23 H 0.057 0.943 24 C 0.062 3.938 25 N -0.894 5.894 26 Si 0.899 3.101 27 H -0.277 1.277 28 H -0.286 1.286 29 H -0.276 1.276 30 H 0.070 0.930 31 H 0.092 0.908 32 H 0.068 0.932 33 H 0.071 0.929 34 H 0.080 0.920 35 H 0.073 0.927 36 H 0.039 0.961 37 H 0.073 0.927 38 H 0.077 0.923 39 H 0.072 0.928 40 H 0.060 0.940 41 H 0.058 0.942 42 H 0.061 0.939 43 H 0.057 0.943 44 H 0.069 0.931 45 H 0.076 0.924 46 H 0.075 0.925 47 H 0.081 0.919 48 H 0.052 0.948 49 H 0.078 0.922 50 H 0.059 0.941 51 H 0.036 0.964 52 H 0.045 0.955 53 H 0.264 0.736 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -4.068 5.797 -24.871 25.860 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 -0.232 4.232 2 C 0.013 3.987 3 H 0.122 0.878 4 O -0.241 6.241 5 C 0.309 3.691 6 O -0.382 6.382 7 C -0.013 4.013 8 H 0.134 0.866 9 C -0.243 4.243 10 N -0.259 5.259 11 C -0.062 4.062 12 C -0.158 4.158 13 C -0.158 4.158 14 C -0.156 4.156 15 C -0.202 4.202 16 C -0.068 4.068 17 C 0.293 3.707 18 O -0.396 6.396 19 N -0.330 5.330 20 C -0.068 4.068 21 C 0.128 3.872 22 C -0.568 4.568 23 H 0.075 0.925 24 C -0.140 4.140 25 N -0.533 5.533 26 Si 0.726 3.274 27 H -0.202 1.202 28 H -0.211 1.211 29 H -0.202 1.202 30 H 0.089 0.911 31 H 0.110 0.890 32 H 0.087 0.913 33 H 0.090 0.910 34 H 0.099 0.901 35 H 0.092 0.908 36 H 0.057 0.943 37 H 0.092 0.908 38 H 0.095 0.905 39 H 0.091 0.909 40 H 0.078 0.922 41 H 0.077 0.923 42 H 0.080 0.920 43 H 0.076 0.924 44 H 0.087 0.913 45 H 0.095 0.905 46 H 0.093 0.907 47 H 0.100 0.900 48 H 0.070 0.930 49 H 0.097 0.903 50 H 0.077 0.923 51 H 0.054 0.946 52 H 0.063 0.937 53 H 0.074 0.926 Dipole moment (debyes) X Y Z Total from point charges -4.192 5.699 -24.670 25.664 hybrid contribution 1.649 0.275 0.383 1.715 sum -2.543 5.973 -24.287 25.139 Atomic orbital electron populations 1.22389 0.92486 1.04023 1.04277 1.22574 0.95659 0.97575 0.82888 0.87795 1.86597 1.76546 1.41537 1.19455 1.23522 0.74339 0.86046 0.85189 1.90603 1.47316 1.16476 1.83807 1.21085 0.97202 0.95791 0.87187 0.86635 1.22628 0.94530 1.03502 1.03652 1.61582 1.52950 1.10382 1.00937 1.21802 1.01131 0.95786 0.87484 1.21425 0.96380 1.01079 0.96940 1.20610 0.95623 1.00179 0.99375 1.20571 1.00399 0.99518 0.95148 1.22360 0.98906 1.02677 0.96212 1.21950 0.89251 0.93110 1.02514 1.19796 0.81663 0.85386 0.83847 1.90699 1.36973 1.26026 1.85903 1.48061 1.49857 1.28361 1.06690 1.21883 0.93964 0.88040 1.02900 1.19340 0.94326 0.93748 0.79740 1.21385 1.04884 1.19175 1.11353 0.92506 1.24926 0.97969 0.94931 0.96203 1.69918 1.39054 1.25959 1.18362 0.86550 0.83836 0.79064 0.77926 1.20218 1.21120 1.20163 0.91077 0.88979 0.91291 0.91048 0.90119 0.90819 0.94265 0.90837 0.90458 0.90936 0.92166 0.92300 0.92032 0.92430 0.91259 0.90511 0.90650 0.90027 0.93011 0.90346 0.92281 0.94609 0.93656 0.92597 Number of geometries 1 Number of calculations of the screened coulomb radii 1 The total number of SCF iterations 13. 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 -0.17 -2.33 9.18 37.16 0.34 -1.99 16 2 C 0.07 1.21 2.18 -27.89 -0.06 1.15 16 3 H 0.10 1.71 6.41 -51.93 -0.33 1.38 16 4 O -0.33 -5.54 9.42 -45.90 -0.43 -5.97 16 5 C 0.47 6.91 6.92 36.01 0.25 7.15 16 6 O -0.50 -8.02 13.67 -18.75 -0.26 -8.27 16 7 C 0.10 1.10 2.77 -68.86 -0.19 0.91 16 8 H 0.12 1.13 7.94 -51.93 -0.41 0.72 16 9 C -0.18 -1.92 7.48 37.16 0.28 -1.64 16 10 N -0.53 -5.49 4.41 -229.31 -1.01 -6.50 16 11 C 0.06 0.50 4.82 -4.49 -0.02 0.48 16 12 C -0.12 -0.81 5.63 -27.32 -0.15 -0.96 16 13 C -0.12 -0.76 5.30 -29.41 -0.16 -0.92 16 14 C -0.12 -0.84 5.30 -29.41 -0.16 -0.99 16 15 C -0.16 -1.36 4.22 -27.32 -0.12 -1.47 16 16 C 0.06 0.60 4.12 -4.49 -0.02 0.58 16 17 C 0.51 10.98 7.15 -10.99 -0.08 10.90 16 18 O -0.52 -13.55 16.08 -14.11 -0.23 -13.78 16 19 N -0.60 -12.68 2.86 -182.96 -0.52 -13.21 16 20 C 0.08 1.19 8.80 59.85 0.53 1.71 16 21 C 0.25 6.44 5.16 -5.20 -0.03 6.41 16 22 C -0.53 -15.02 9.39 -34.44 -0.32 -15.34 16 23 H 0.06 1.61 7.81 -52.48 -0.41 1.20 16 24 C 0.06 1.77 5.46 -17.82 -0.10 1.67 16 25 N -0.89 -26.48 13.29 55.43 0.74 -25.74 16 26 Si 0.90 21.88 29.54 -169.99 -5.02 16.86 16 27 H -0.28 -6.53 7.11 56.52 0.40 -6.13 16 28 H -0.29 -6.82 7.11 56.52 0.40 -6.42 16 29 H -0.28 -6.76 7.11 56.52 0.40 -6.36 16 30 H 0.07 0.96 8.14 -51.93 -0.42 0.54 16 31 H 0.09 1.09 4.53 -51.93 -0.24 0.85 16 32 H 0.07 0.85 8.14 -51.93 -0.42 0.42 16 33 H 0.07 0.77 5.68 -51.93 -0.30 0.48 16 34 H 0.08 0.95 8.14 -51.93 -0.42 0.52 16 35 H 0.07 0.61 5.78 -51.93 -0.30 0.31 16 36 H 0.04 0.29 5.36 -51.93 -0.28 0.01 16 37 H 0.07 0.54 8.14 -51.93 -0.42 0.11 16 38 H 0.08 0.60 7.08 -51.93 -0.37 0.23 16 39 H 0.07 0.40 8.14 -51.93 -0.42 -0.02 16 40 H 0.06 0.34 8.14 -51.93 -0.42 -0.08 16 41 H 0.06 0.37 7.52 -51.93 -0.39 -0.02 16 42 H 0.06 0.44 7.52 -51.93 -0.39 0.05 16 43 H 0.06 0.38 8.14 -51.93 -0.42 -0.04 16 44 H 0.07 0.58 8.14 -51.93 -0.42 0.16 16 45 H 0.08 0.64 4.08 -51.93 -0.21 0.43 16 46 H 0.08 0.77 6.59 -51.93 -0.34 0.43 16 47 H 0.08 1.03 5.53 -51.93 -0.29 0.74 16 48 H 0.05 0.67 6.95 -51.93 -0.36 0.31 16 49 H 0.08 1.25 8.07 -51.93 -0.42 0.83 16 50 H 0.06 0.79 6.01 -51.93 -0.31 0.48 16 51 H 0.04 0.93 8.07 -51.93 -0.42 0.51 16 52 H 0.05 1.33 7.42 -51.93 -0.39 0.94 16 53 H 0.26 7.40 8.31 -40.82 -0.34 7.06 16 LS Contribution 396.26 15.07 5.97 5.97 Total: -1.00 -33.91 396.26 -9.43 -43.34 By element: Atomic # 1 Polarization: 8.31 SS G_CDS: -8.67 Total: -0.36 kcal Atomic # 6 Polarization: 7.66 SS G_CDS: 0.00 Total: 7.66 kcal Atomic # 7 Polarization: -44.65 SS G_CDS: -0.80 Total: -45.45 kcal Atomic # 8 Polarization: -27.11 SS G_CDS: -0.92 Total: -28.02 kcal Atomic # 14 Polarization: 21.88 SS G_CDS: -5.02 Total: 16.86 kcal Total LS contribution 5.97 Total: 5.97 kcal Total: -33.91 -9.43 -43.34 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. ZINC000741028749.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 -59.502 kcal (2) G-P(sol) polarization free energy of solvation -33.906 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -93.407 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -9.433 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -43.338 kcal (6) G-S(sol) free energy of system = (1) + (5) -102.840 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.68 seconds