Wall clock time and date at job start Tue Mar 31 2020 05:38:18 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 N 2 2 C 1.31608 * 1 3 3 Si 1.86800 * 120.00445 * 2 1 4 4 H 1.48499 * 109.47110 * 270.00280 * 3 2 1 5 5 H 1.48504 * 109.46902 * 29.99510 * 3 2 1 6 6 H 1.48492 * 109.47697 * 149.99934 * 3 2 1 7 7 C 1.38820 * 119.99895 * 179.97438 * 2 1 3 8 8 H 1.08000 * 119.99987 * 163.09435 * 7 2 1 9 9 N 1.36940 * 119.99891 * 343.09375 * 7 2 1 10 10 C 1.46928 * 120.65444 * 151.85591 * 9 7 2 11 11 C 1.53145 * 108.81309 * 126.48303 * 10 9 7 12 12 C 1.53213 * 109.36024 * 54.74012 * 11 10 9 13 13 C 1.53247 * 109.21771 * 298.46656 * 12 11 10 14 14 C 1.46927 * 120.65691 * 331.83623 * 9 7 2 15 15 O 1.42749 * 109.25619 * 57.80481 * 12 11 10 16 16 C 1.43603 * 114.14512 * 27.36653 * 15 12 11 17 17 C 1.52639 * 108.53860 * 59.92582 * 16 15 12 18 18 N 1.46605 * 107.75629 * 32.21303 * 17 16 15 19 19 C 1.39713 * 120.04991 * 89.22904 * 18 17 16 20 20 C 1.38924 * 120.07713 * 0.02562 * 19 18 17 21 21 C 1.38099 * 119.92245 * 179.97438 * 20 19 18 22 22 C 1.38287 * 120.07687 * 359.97438 * 21 20 19 23 23 C 1.38289 * 120.15478 * 0.27456 * 22 21 20 24 24 C 1.38101 * 120.07453 * 359.45586 * 23 22 21 25 25 C 1.39371 * 119.90050 * 269.51103 * 18 17 16 26 26 C 1.38970 * 119.78429 * 227.08931 * 25 18 17 27 27 C 1.38048 * 120.02235 * 180.23128 * 26 25 18 28 28 C 1.38315 * 119.79768 * 359.96701 * 27 26 25 29 29 C 1.37043 * 120.16323 * 359.65365 * 28 27 26 30 30 C 1.38370 * 120.18384 * 47.09617 * 25 18 17 31 31 H 0.97003 * 120.00102 * 0.02562 * 1 2 3 32 32 H 1.09001 * 109.58043 * 6.68520 * 10 9 7 33 33 H 1.08998 * 109.57576 * 246.28481 * 10 9 7 34 34 H 1.08997 * 109.49199 * 294.77261 * 11 10 9 35 35 H 1.09003 * 109.48780 * 174.70100 * 11 10 9 36 36 H 1.08995 * 109.49935 * 181.56813 * 13 12 11 37 37 H 1.08992 * 109.50286 * 301.68388 * 13 12 11 38 38 H 1.09002 * 109.58926 * 353.40710 * 14 9 7 39 39 H 1.09001 * 109.58814 * 113.83894 * 14 9 7 40 40 H 1.09000 * 109.62439 * 300.21122 * 16 15 12 41 41 H 1.09002 * 109.62624 * 179.64314 * 16 15 12 42 42 H 1.08998 * 109.80788 * 272.64598 * 17 16 15 43 43 H 1.09006 * 109.80427 * 151.77467 * 17 16 15 44 44 H 1.07997 * 120.03766 * 359.94902 * 20 19 18 45 45 H 1.08003 * 119.96133 * 180.02562 * 21 20 19 46 46 H 1.08005 * 119.92425 * 180.02562 * 22 21 20 47 47 H 1.08000 * 119.96318 * 179.69941 * 23 22 21 48 48 H 1.08000 * 120.04002 * 180.24981 * 24 23 22 49 49 H 1.07994 * 119.98672 * 0.20749 * 26 25 18 50 50 H 1.08006 * 120.09865 * 179.97438 * 27 26 25 51 51 H 1.08002 * 119.87510 * 179.97438 * 28 27 26 52 52 H 1.08000 * 119.53408 * 179.97438 * 29 28 27 Note: An asterisk (*) indicates this parameter was or will be optimized. Cartesian coordinates (angstroms) NO. Atom X Y Z 1 7 0.0000 0.0000 0.0000 2 6 1.3161 0.0000 0.0000 3 14 2.2502 1.6177 0.0000 4 1 2.4977 2.0464 -1.4001 5 1 1.4476 2.6527 0.7000 6 1 3.5477 1.4402 0.7000 7 6 2.0102 -1.2022 0.0005 8 1 3.0551 -1.2226 -0.2714 9 7 1.3698 -2.3624 0.3459 10 6 1.8137 -3.6533 -0.1973 11 6 2.0647 -4.6183 0.9651 12 6 0.8061 -4.7043 1.8346 13 6 0.4975 -3.3194 2.4138 14 6 0.2256 -2.3408 1.2674 15 8 -0.2933 -5.1315 1.0305 16 6 0.0824 -5.9339 -0.0996 17 6 0.7978 -7.1829 0.4083 18 7 0.2155 -7.5347 1.7070 19 6 -0.8914 -8.3848 1.7702 20 6 -1.4422 -8.8987 0.6030 21 6 -2.5360 -9.7391 0.6692 22 6 -3.0828 -10.0696 1.8957 23 6 -2.5403 -9.5557 3.0593 24 6 -1.4430 -8.7192 3.0008 25 6 0.7643 -7.0151 2.8780 26 6 1.0159 -7.8566 3.9550 27 6 1.5549 -7.3463 5.1190 28 6 1.8437 -5.9966 5.2088 29 6 1.6027 -5.1685 4.1438 30 6 1.0581 -5.6661 2.9698 31 1 -0.4850 0.8401 -0.0004 32 1 2.7354 -3.5144 -0.7623 33 1 1.0409 -4.0602 -0.8495 34 1 2.8979 -4.2544 1.5664 35 1 2.3035 -5.6066 0.5723 36 1 -0.3813 -3.3811 3.0557 37 1 1.3502 -2.9702 2.9958 38 1 0.0980 -1.3351 1.6681 39 1 -0.6772 -2.6420 0.7361 40 1 0.7517 -5.3658 -0.7456 41 1 -0.8093 -6.2233 -0.6557 42 1 1.8619 -6.9777 0.5241 43 1 0.6536 -8.0029 -0.2953 44 1 -1.0157 -8.6410 -0.3552 45 1 -2.9644 -10.1394 -0.2378 46 1 -3.9380 -10.7274 1.9447 47 1 -2.9727 -9.8120 4.0152 48 1 -1.0173 -8.3214 3.9101 49 1 0.7893 -8.9099 3.8814 50 1 1.7506 -7.9991 5.9569 51 1 2.2651 -5.5961 6.1190 52 1 1.8317 -4.1162 4.2251 RHF calculation, no. of doubly occupied orbitals= 68 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 ZINC000096080323.mol2 52 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED SCF FIELD WAS ACHIEVED Wall clock time and date at job start Tue Mar 31 2020 05:38:18 Heat of formation + Delta-G solvation = 91.160353 kcal Electronic energy + Delta-G solvation = -34812.438529 eV Core-core repulsion = 30744.285918 eV Total energy + Delta-G solvation = -4068.152610 eV No. of doubly occupied orbitals = 68 Molecular weight (most abundant/longest-lived isotopes) = 364.189 amu Computer time = 4.88 seconds Orbital eigenvalues (eV) -41.29186 -39.20212 -38.24795 -36.52005 -35.06541 -32.91366 -31.84694 -31.59684 -30.76561 -30.17268 -29.52038 -28.95260 -27.21951 -25.49402 -23.66986 -23.12654 -22.42211 -22.22788 -22.03746 -20.65057 -20.36740 -19.13602 -17.90676 -17.07340 -16.76145 -16.41743 -15.70145 -15.63230 -15.44917 -14.93494 -14.77745 -14.30183 -14.23566 -14.18346 -13.88515 -13.60482 -13.47168 -13.32310 -13.14701 -12.96850 -12.69620 -12.43061 -12.20988 -11.93246 -11.86213 -11.65137 -11.56575 -11.30185 -11.17501 -11.10120 -10.84851 -10.78764 -10.65829 -10.46848 -10.27005 -10.19395 -9.85489 -9.67222 -9.55179 -8.97024 -8.92246 -8.79619 -8.58354 -8.43292 -7.16116 -6.65735 -5.79045 -3.21973 1.25068 1.40024 1.43359 1.75947 2.94999 3.36153 3.43651 3.45469 3.73689 3.91047 4.20811 4.47971 4.65788 4.79559 4.88419 4.94965 4.96312 5.03649 5.13098 5.17176 5.25096 5.31540 5.33928 5.39893 5.43308 5.49735 5.51259 5.53650 5.63037 5.67035 5.71895 5.86084 5.91372 5.98889 6.00892 6.05262 6.19928 6.23995 6.26664 6.35027 6.40968 6.47076 6.54697 6.55533 6.60860 6.63243 6.70653 6.71107 6.86345 6.92018 6.94400 7.34265 7.40317 7.57772 7.70148 7.73773 7.78976 8.44041 9.20579 9.83699 10.41287 11.29019 Molecular weight = 364.19amu Principal moments of inertia in cm(-1) A = 0.014354 B = 0.003182 C = 0.002845 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 1950.156130 B = 8796.326373 C = 9840.868329 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 N -0.899 5.899 2 C 0.004 3.996 3 Si 0.900 3.100 4 H -0.287 1.287 5 H -0.289 1.289 6 H -0.280 1.280 7 C -0.256 4.256 8 H 0.064 0.936 9 N -0.588 5.588 10 C 0.138 3.862 11 C -0.168 4.168 12 C 0.171 3.829 13 C -0.129 4.129 14 C 0.177 3.823 15 O -0.347 6.347 16 C 0.013 3.987 17 C 0.076 3.924 18 N -0.556 5.556 19 C 0.218 3.782 20 C -0.189 4.189 21 C -0.076 4.076 22 C -0.179 4.179 23 C -0.077 4.077 24 C -0.194 4.194 25 C 0.175 3.825 26 C -0.150 4.150 27 C -0.108 4.108 28 C -0.137 4.137 29 C -0.094 4.094 30 C -0.110 4.110 31 H 0.254 0.746 32 H 0.055 0.945 33 H 0.034 0.966 34 H 0.071 0.929 35 H 0.064 0.936 36 H 0.056 0.944 37 H 0.069 0.931 38 H 0.086 0.914 39 H 0.028 0.972 40 H 0.093 0.907 41 H 0.089 0.911 42 H 0.091 0.909 43 H 0.087 0.913 44 H 0.121 0.879 45 H 0.119 0.881 46 H 0.115 0.885 47 H 0.118 0.882 48 H 0.130 0.870 49 H 0.125 0.875 50 H 0.121 0.879 51 H 0.121 0.879 52 H 0.130 0.870 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -0.052 -19.891 6.177 20.828 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 N -0.543 5.543 2 C -0.194 4.194 3 Si 0.730 3.270 4 H -0.214 1.214 5 H -0.215 1.215 6 H -0.205 1.205 7 C -0.385 4.385 8 H 0.082 0.918 9 N -0.311 5.311 10 C 0.011 3.989 11 C -0.207 4.207 12 C 0.131 3.869 13 C -0.168 4.168 14 C 0.051 3.949 15 O -0.265 6.265 16 C -0.064 4.064 17 C -0.046 4.046 18 N -0.258 5.258 19 C 0.118 3.882 20 C -0.211 4.211 21 C -0.095 4.095 22 C -0.199 4.199 23 C -0.096 4.096 24 C -0.215 4.215 25 C 0.081 3.919 26 C -0.170 4.170 27 C -0.127 4.127 28 C -0.156 4.156 29 C -0.112 4.112 30 C -0.113 4.113 31 H 0.064 0.936 32 H 0.073 0.927 33 H 0.051 0.949 34 H 0.089 0.911 35 H 0.082 0.918 36 H 0.075 0.925 37 H 0.087 0.913 38 H 0.104 0.896 39 H 0.046 0.954 40 H 0.110 0.890 41 H 0.107 0.893 42 H 0.109 0.891 43 H 0.105 0.895 44 H 0.139 0.861 45 H 0.137 0.863 46 H 0.133 0.867 47 H 0.136 0.864 48 H 0.148 0.852 49 H 0.143 0.857 50 H 0.139 0.861 51 H 0.139 0.861 52 H 0.148 0.852 Dipole moment (debyes) X Y Z Total from point charges -0.245 -19.587 6.120 20.522 hybrid contribution 0.609 0.744 0.011 0.962 sum 0.365 -18.843 6.132 19.819 Atomic orbital electron populations 1.70037 1.05237 1.25507 1.53480 1.25046 0.95244 0.98363 1.00796 0.86339 0.79175 0.83785 0.77705 1.21419 1.21542 1.20518 1.19145 0.92437 0.84792 1.42160 0.91820 1.44026 1.35887 1.01176 1.50013 1.21237 0.97907 0.87332 0.92383 1.23085 0.97364 1.00374 0.99841 1.20155 0.87057 0.91981 0.87687 1.22425 1.00754 0.93287 1.00375 1.20719 0.88956 0.97458 0.87767 1.88138 1.31069 1.68859 1.38437 1.23693 1.01462 0.90945 0.90346 1.22715 0.98727 0.98663 0.84520 1.43728 1.29618 1.48254 1.04158 1.17798 0.86681 0.89489 0.94189 1.20658 1.00255 1.03571 0.96655 1.20853 0.94835 0.96201 0.97625 1.20899 1.02200 1.04168 0.92617 1.20885 0.94681 0.95830 0.98173 1.21081 0.99940 1.03741 0.96747 1.17162 0.96895 0.90851 0.86987 1.21114 1.02364 0.99341 0.94181 1.20939 0.99005 0.95546 0.97187 1.20808 1.02084 0.93819 0.98904 1.20979 0.97720 1.00563 0.91952 1.20729 1.00985 0.92437 0.97132 0.93600 0.92690 0.94866 0.91059 0.91834 0.92504 0.91297 0.89552 0.95424 0.88951 0.89292 0.89116 0.89484 0.86071 0.86288 0.86678 0.86377 0.85217 0.85724 0.86069 0.86133 0.85193 Number of geometries 1 Number of calculations of the screened coulomb radii 1 The total number of SCF iterations 17. 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 N -0.90 -25.97 11.20 55.49 0.62 -25.35 16 2 C 0.00 0.12 4.92 -17.43 -0.09 0.04 16 3 Si 0.90 21.44 29.59 -169.99 -5.03 16.42 16 4 H -0.29 -6.85 7.11 56.52 0.40 -6.45 16 5 H -0.29 -6.95 7.11 56.52 0.40 -6.55 16 6 H -0.28 -6.53 7.11 56.52 0.40 -6.13 16 7 C -0.26 -6.89 9.58 -15.06 -0.14 -7.04 16 8 H 0.06 1.68 7.88 -52.49 -0.41 1.27 16 9 N -0.59 -14.43 2.99 -172.36 -0.52 -14.95 16 10 C 0.14 2.76 5.85 -3.73 -0.02 2.74 16 11 C -0.17 -2.84 4.22 -26.55 -0.11 -2.95 16 12 C 0.17 3.00 0.60 -91.44 -0.06 2.94 16 13 C -0.13 -2.54 4.32 -26.52 -0.11 -2.66 16 14 C 0.18 4.25 5.05 -3.72 -0.02 4.23 16 15 O -0.35 -6.45 8.74 -35.23 -0.31 -6.75 16 16 C 0.01 0.19 6.06 36.97 0.22 0.42 16 17 C 0.08 0.95 5.13 -4.17 -0.02 0.93 16 18 N -0.56 -7.73 2.23 -112.04 -0.25 -7.98 16 19 C 0.22 2.97 6.40 -83.75 -0.54 2.43 16 20 C -0.19 -2.30 9.21 -39.38 -0.36 -2.67 16 21 C -0.08 -0.83 10.04 -39.61 -0.40 -1.23 16 22 C -0.18 -1.92 10.04 -39.54 -0.40 -2.32 16 23 C -0.08 -0.87 10.04 -39.61 -0.40 -1.27 16 24 C -0.19 -2.52 8.23 -39.37 -0.32 -2.85 16 25 C 0.18 2.55 5.21 -84.11 -0.44 2.12 16 26 C -0.15 -1.89 7.31 -39.38 -0.29 -2.18 16 27 C -0.11 -1.23 10.05 -39.62 -0.40 -1.63 16 28 C -0.14 -1.66 9.99 -39.99 -0.40 -2.06 16 29 C -0.09 -1.34 9.00 -39.86 -0.36 -1.70 16 30 C -0.11 -1.73 4.79 -104.32 -0.50 -2.23 16 31 H 0.25 7.11 8.31 -40.82 -0.34 6.77 16 32 H 0.05 1.08 7.93 -51.93 -0.41 0.66 16 33 H 0.03 0.68 5.02 -51.93 -0.26 0.42 16 34 H 0.07 1.25 8.14 -51.93 -0.42 0.83 16 35 H 0.06 0.92 4.12 -51.93 -0.21 0.71 16 36 H 0.06 1.10 8.14 -51.93 -0.42 0.67 16 37 H 0.07 1.31 6.36 -51.93 -0.33 0.98 16 38 H 0.09 2.32 6.06 -51.93 -0.31 2.00 16 39 H 0.03 0.73 7.77 -51.93 -0.40 0.32 16 40 H 0.09 1.38 3.82 -51.93 -0.20 1.18 16 41 H 0.09 1.23 8.14 -51.93 -0.42 0.81 16 42 H 0.09 1.12 5.36 -51.93 -0.28 0.84 16 43 H 0.09 0.88 6.25 -51.93 -0.32 0.55 16 44 H 0.12 1.30 6.16 -52.49 -0.32 0.98 16 45 H 0.12 1.02 8.06 -52.48 -0.42 0.59 16 46 H 0.12 0.98 8.06 -52.48 -0.42 0.56 16 47 H 0.12 1.08 8.06 -52.49 -0.42 0.65 16 48 H 0.13 1.69 5.09 -52.49 -0.27 1.43 16 49 H 0.12 1.45 6.78 -52.49 -0.36 1.09 16 50 H 0.12 1.05 8.06 -52.48 -0.42 0.63 16 51 H 0.12 1.18 8.06 -52.49 -0.42 0.76 16 52 H 0.13 1.85 5.93 -52.49 -0.31 1.54 16 LS Contribution 379.69 15.07 5.72 5.72 Total: -1.00 -30.87 379.69 -11.83 -42.71 By element: Atomic # 1 Polarization: 14.05 SS G_CDS: -6.93 Total: 7.13 kcal Atomic # 6 Polarization: -11.79 SS G_CDS: -5.15 Total: -16.94 kcal Atomic # 7 Polarization: -48.13 SS G_CDS: -0.14 Total: -48.28 kcal Atomic # 8 Polarization: -6.45 SS G_CDS: -0.31 Total: -6.75 kcal Atomic # 14 Polarization: 21.44 SS G_CDS: -5.03 Total: 16.42 kcal Total LS contribution 5.72 Total: 5.72 kcal Total: -30.87 -11.83 -42.71 kcal The number of atoms in the molecule is 52 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. ZINC000096080323.mol2 52 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 133.865 kcal (2) G-P(sol) polarization free energy of solvation -30.872 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system 102.993 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -11.833 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -42.705 kcal (6) G-S(sol) free energy of system = (1) + (5) 91.160 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 4.88 seconds