Wall clock time and date at job start Sat Apr 11 2020 06:13:38 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 1.53000 * 1 3 3 C 1.53000 * 109.47256 * 2 1 4 4 C 1.53000 * 109.47256 * 179.97438 * 3 2 1 5 5 C 1.52998 * 109.47012 * 180.02562 * 4 3 2 6 6 H 1.09006 * 109.47751 * 54.99950 * 5 4 3 7 7 C 1.52997 * 109.47351 * 175.00015 * 5 4 3 8 8 N 1.46503 * 109.47672 * 174.99590 * 7 5 4 9 9 C 1.36934 * 120.00062 * 179.97438 * 8 7 5 10 10 H 1.08002 * 119.99926 * 0.02562 * 9 8 7 11 11 C 1.38805 * 119.99775 * 179.72839 * 9 8 7 12 12 N 1.31625 * 120.00243 * 0.27766 * 11 9 8 13 13 Si 1.86800 * 120.00088 * 180.27920 * 11 9 8 14 14 H 1.48501 * 109.47475 * 59.99850 * 13 11 9 15 15 H 1.48497 * 109.47504 * 179.97438 * 13 11 9 16 16 H 1.48504 * 109.47246 * 299.99792 * 13 11 9 17 17 N 1.46502 * 109.47124 * 294.99758 * 5 4 3 18 18 C 1.34782 * 119.99842 * 85.00081 * 17 5 4 19 19 O 1.21275 * 119.99931 * 0.02562 * 18 17 5 20 20 C 1.50703 * 119.99727 * 179.97438 * 18 17 5 21 21 H 1.09000 * 109.58703 * 349.52052 * 20 18 17 22 22 C 1.53196 * 109.58312 * 109.95053 * 20 18 17 23 23 C 1.53034 * 109.31212 * 174.42055 * 22 20 18 24 24 C 1.53046 * 109.53898 * 298.63385 * 23 22 20 25 25 C 1.53192 * 109.31018 * 61.36336 * 24 23 22 26 26 N 1.46920 * 108.77960 * 305.36600 * 25 24 23 27 27 C 1.34778 * 120.63217 * 233.63259 * 26 25 24 28 28 N 1.34773 * 119.99816 * 5.15739 * 27 26 25 29 29 O 1.21586 * 119.99878 * 185.15182 * 27 26 25 30 30 H 1.08996 * 109.47259 * 179.97438 * 1 2 3 31 31 H 1.09001 * 109.47336 * 299.99986 * 1 2 3 32 32 H 1.09001 * 109.46819 * 59.99501 * 1 2 3 33 33 H 1.09005 * 109.46990 * 240.00676 * 2 1 3 34 34 H 1.08994 * 109.47344 * 120.00089 * 2 1 3 35 35 H 1.09009 * 109.46960 * 60.00115 * 3 2 1 36 36 H 1.09001 * 109.47356 * 300.00498 * 3 2 1 37 37 H 1.08992 * 109.46851 * 60.00360 * 4 3 2 38 38 H 1.08995 * 109.46818 * 300.00083 * 4 3 2 39 39 H 1.09006 * 109.46992 * 54.99403 * 7 5 4 40 40 H 1.09002 * 109.47414 * 294.99806 * 7 5 4 41 41 H 0.96997 * 119.99663 * 0.02562 * 8 7 5 42 42 H 0.96998 * 120.00032 * 180.02562 * 12 11 9 43 43 H 0.96997 * 120.00208 * 264.99699 * 17 5 4 44 44 H 1.09001 * 109.49487 * 294.36858 * 22 20 18 45 45 H 1.08999 * 109.49585 * 54.46984 * 22 20 18 46 46 H 1.08997 * 109.46326 * 178.61505 * 23 22 20 47 47 H 1.09003 * 109.45103 * 58.64703 * 23 22 20 48 48 H 1.08994 * 109.49252 * 301.41253 * 24 23 22 49 49 H 1.08998 * 109.49409 * 181.31309 * 24 23 22 50 50 H 1.09004 * 109.58338 * 185.57941 * 25 24 23 51 51 H 1.09007 * 109.70263 * 65.22579 * 25 24 23 52 52 H 0.96994 * 120.00187 * 4.92431 * 28 27 26 53 53 H 0.97001 * 119.99787 * 184.92694 * 28 27 26 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 6 3.5700 1.4425 0.0006 5 6 4.0800 2.8850 0.0013 6 1 3.6450 3.4239 0.8431 7 6 5.6047 2.8869 0.1276 8 7 6.1031 4.2593 0.0084 9 6 7.4468 4.5095 0.0912 10 1 8.1393 3.6949 0.2440 11 6 7.9194 5.8092 -0.0274 12 7 7.0755 6.8019 -0.2140 13 14 9.7531 6.1496 0.0778 14 1 10.4563 5.4123 -1.0026 15 1 9.9960 7.6062 -0.0786 16 1 10.2650 5.7009 1.3976 17 7 3.6930 3.5403 -1.2505 18 6 2.4757 4.1073 -1.3660 19 8 1.7009 4.0753 -0.4336 20 6 2.0778 4.7819 -2.6536 21 1 2.9498 4.8775 -3.3006 22 6 1.0009 3.9503 -3.3575 23 6 0.5020 4.7076 -4.5902 24 6 -0.1205 6.0369 -4.1572 25 6 0.9438 6.8921 -3.4623 26 7 1.5316 6.1145 -2.3630 27 6 1.5686 6.6140 -1.1117 28 7 0.9718 7.7910 -0.8380 29 8 2.1403 6.0027 -0.2298 30 1 -0.3633 -1.0276 -0.0005 31 1 -0.3634 0.5138 0.8900 32 1 -0.3633 0.5139 -0.8900 33 1 1.8933 -0.5138 -0.8901 34 1 1.8934 -0.5138 0.8899 35 1 1.6767 1.9563 0.8901 36 1 1.6767 1.9564 -0.8899 37 1 3.9337 0.9286 -0.8891 38 1 3.9329 0.9288 0.8908 39 1 6.0357 2.2738 -0.6640 40 1 5.8895 2.4800 1.0980 41 1 5.4811 4.9909 -0.1285 42 1 7.4057 7.7101 -0.2973 43 1 4.3128 3.5663 -1.9962 44 1 1.4230 2.9934 -3.6645 45 1 0.1689 3.7792 -2.6743 46 1 -0.2469 4.1072 -5.1068 47 1 1.3391 4.9001 -5.2613 48 1 -0.9418 5.8461 -3.4665 49 1 -0.4964 6.5651 -5.0334 50 1 0.4833 7.7966 -3.0647 51 1 1.7222 7.1618 -4.1761 52 1 0.4553 8.2437 -1.5229 53 1 1.0588 8.1854 0.0439 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 ZINC001700522486.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 06:13:38 Heat of formation + Delta-G solvation = -47.878221 kcal Electronic energy + Delta-G solvation = -32585.133031 eV Core-core repulsion = 28492.387368 eV Total energy + Delta-G solvation = -4092.745663 eV No. of doubly occupied orbitals = 66 Molecular weight (most abundant/longest-lived isotopes) = 340.226 amu Computer time = 0.83 seconds Orbital eigenvalues (eV) -40.76988 -38.73292 -37.27240 -36.14366 -34.75783 -33.60470 -33.24827 -32.35547 -31.55582 -30.68391 -30.07899 -27.12896 -25.60250 -24.11860 -23.82098 -22.14227 -21.58266 -20.92349 -20.58849 -19.81082 -19.30113 -18.24402 -16.98596 -16.79868 -16.29170 -15.82612 -15.52158 -14.91185 -14.71837 -14.64804 -14.49891 -14.36620 -14.11995 -13.73507 -13.55283 -13.43870 -13.22202 -13.08419 -12.83221 -12.67295 -12.57790 -12.14944 -11.89421 -11.71999 -11.62591 -11.31727 -11.14055 -11.07679 -10.97145 -10.87839 -10.80318 -10.72443 -10.62561 -10.26793 -10.17855 -9.89052 -9.63118 -9.40298 -9.29516 -8.91483 -8.78640 -8.55080 -7.97389 -6.81867 -5.65445 -2.94938 2.69556 3.41968 3.48336 3.52557 3.53738 3.65846 3.81711 4.29910 4.60179 4.63929 4.65855 4.72554 4.94637 4.99716 5.10384 5.15855 5.21670 5.30604 5.31374 5.39000 5.56844 5.57734 5.62222 5.65966 5.66572 5.68015 5.72728 5.81764 5.85928 5.95009 6.01254 6.11326 6.12391 6.15261 6.19580 6.32754 6.34514 6.46260 6.51371 6.61888 6.67114 6.80208 6.87477 6.95487 7.19114 7.30937 7.76791 8.08620 8.23545 8.51766 8.90668 9.14325 9.63372 10.23436 10.59646 11.56048 Molecular weight = 340.23amu Principal moments of inertia in cm(-1) A = 0.008387 B = 0.004434 C = 0.003261 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 3337.509374 B = 6313.448643 C = 8584.855433 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.148 4.148 2 C -0.125 4.125 3 C -0.109 4.109 4 C -0.126 4.126 5 C 0.146 3.854 6 H 0.087 0.913 7 C 0.145 3.855 8 N -0.729 5.729 9 C -0.241 4.241 10 H 0.068 0.932 11 C -0.013 4.013 12 N -0.927 5.927 13 Si 0.905 3.095 14 H -0.287 1.287 15 H -0.292 1.292 16 H -0.287 1.287 17 N -0.711 5.711 18 C 0.527 3.473 19 O -0.502 6.502 20 C 0.147 3.853 21 H 0.084 0.916 22 C -0.122 4.122 23 C -0.117 4.117 24 C -0.137 4.137 25 C 0.116 3.884 26 N -0.620 5.620 27 C 0.696 3.304 28 N -0.872 5.872 29 O -0.532 6.532 30 H 0.046 0.954 31 H 0.052 0.948 32 H 0.050 0.950 33 H 0.054 0.946 34 H 0.056 0.944 35 H 0.065 0.935 36 H 0.063 0.937 37 H 0.059 0.941 38 H 0.066 0.934 39 H 0.020 0.980 40 H 0.029 0.971 41 H 0.390 0.610 42 H 0.253 0.747 43 H 0.396 0.604 44 H 0.077 0.923 45 H 0.075 0.925 46 H 0.068 0.932 47 H 0.067 0.933 48 H 0.067 0.933 49 H 0.074 0.926 50 H 0.078 0.922 51 H 0.070 0.930 52 H 0.387 0.613 53 H 0.412 0.588 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -18.344 -4.755 -10.540 21.684 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 -0.206 4.206 2 C -0.163 4.163 3 C -0.147 4.147 4 C -0.165 4.165 5 C 0.041 3.959 6 H 0.105 0.895 7 C 0.017 3.983 8 N -0.375 5.375 9 C -0.372 4.372 10 H 0.086 0.914 11 C -0.209 4.209 12 N -0.576 5.576 13 Si 0.736 3.264 14 H -0.214 1.214 15 H -0.218 1.218 16 H -0.214 1.214 17 N -0.363 5.363 18 C 0.312 3.688 19 O -0.376 6.376 20 C 0.039 3.961 21 H 0.102 0.898 22 C -0.161 4.161 23 C -0.154 4.154 24 C -0.175 4.175 25 C -0.008 4.008 26 N -0.361 5.361 27 C 0.396 3.604 28 N -0.443 5.443 29 O -0.405 6.405 30 H 0.065 0.935 31 H 0.071 0.929 32 H 0.069 0.931 33 H 0.073 0.927 34 H 0.074 0.926 35 H 0.084 0.916 36 H 0.082 0.918 37 H 0.078 0.922 38 H 0.084 0.916 39 H 0.038 0.962 40 H 0.046 0.954 41 H 0.225 0.775 42 H 0.063 0.937 43 H 0.230 0.770 44 H 0.096 0.904 45 H 0.094 0.906 46 H 0.086 0.914 47 H 0.086 0.914 48 H 0.086 0.914 49 H 0.093 0.907 50 H 0.096 0.904 51 H 0.088 0.912 52 H 0.217 0.783 53 H 0.244 0.756 Dipole moment (debyes) X Y Z Total from point charges -18.290 -5.328 -9.302 21.200 hybrid contribution 0.993 1.124 -0.426 1.559 sum -17.297 -4.204 -9.728 20.285 Atomic orbital electron populations 1.21733 0.96403 1.00652 1.01785 1.21585 0.95476 0.98013 1.01217 1.21647 0.94890 0.94891 1.03233 1.21975 0.96017 0.96755 1.01732 1.21153 0.95483 0.91853 0.87445 0.89514 1.20939 0.89774 0.89292 0.98295 1.42381 1.05295 1.02212 1.87565 1.19178 0.83815 0.92418 1.41784 0.91388 1.24739 0.97388 0.95735 1.03033 1.69704 1.32638 0.98870 1.56351 0.86305 0.85515 0.76770 0.77784 1.21396 1.21816 1.21352 1.45733 1.15690 1.58205 1.16641 1.19516 0.82688 0.78494 0.88107 1.90677 1.51696 1.56401 1.38823 1.20937 0.96593 0.82609 0.95960 0.89838 1.21840 0.98724 0.98217 0.97291 1.21492 1.00735 0.96067 0.97155 1.21951 0.98307 0.96673 1.00562 1.21605 0.95953 0.93812 0.89437 1.46872 1.65128 1.17112 1.07004 1.15939 0.80376 0.81455 0.82609 1.43151 1.58821 1.24127 1.18194 1.91242 1.46757 1.57331 1.45122 0.93452 0.92868 0.93069 0.92705 0.92554 0.91641 0.91793 0.92248 0.91554 0.96189 0.95374 0.77527 0.93696 0.77023 0.90433 0.90587 0.91377 0.91437 0.91380 0.90725 0.90403 0.91170 0.78319 0.75628 Number of geometries 1 Number of calculations of the screened coulomb radii 1 The total number of SCF iterations 14. 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 -1.66 9.91 37.16 0.37 -1.29 16 2 C -0.13 -1.52 5.93 -26.73 -0.16 -1.68 16 3 C -0.11 -1.61 3.82 -26.73 -0.10 -1.72 16 4 C -0.13 -1.89 4.89 -26.73 -0.13 -2.02 16 5 C 0.15 2.72 2.42 -67.93 -0.16 2.55 16 6 H 0.09 1.94 7.58 -51.93 -0.39 1.55 16 7 C 0.15 3.07 5.82 -4.04 -0.02 3.05 16 8 N -0.73 -19.40 5.43 -59.91 -0.33 -19.73 16 9 C -0.24 -6.96 9.99 -15.06 -0.15 -7.11 16 10 H 0.07 1.89 7.83 -52.49 -0.41 1.48 16 11 C -0.01 -0.38 5.50 -17.43 -0.10 -0.47 16 12 N -0.93 -29.11 13.06 55.49 0.72 -28.38 16 13 Si 0.91 22.97 29.55 -169.99 -5.02 17.95 16 14 H -0.29 -7.10 7.11 56.52 0.40 -6.70 16 15 H -0.29 -7.46 7.11 56.52 0.40 -7.06 16 16 H -0.29 -7.19 7.11 56.52 0.40 -6.79 16 17 N -0.71 -12.55 4.47 -53.80 -0.24 -12.79 16 18 C 0.53 9.31 3.54 -10.98 -0.04 9.27 16 19 O -0.50 -10.31 10.82 -20.17 -0.22 -10.53 16 20 C 0.15 2.05 3.30 -68.75 -0.23 1.82 16 21 H 0.08 1.11 7.96 -51.93 -0.41 0.69 16 22 C -0.12 -1.29 5.35 -26.61 -0.14 -1.44 16 23 C -0.12 -0.91 5.88 -26.69 -0.16 -1.07 16 24 C -0.14 -1.00 6.08 -26.61 -0.16 -1.17 16 25 C 0.12 1.05 6.43 -3.71 -0.02 1.02 16 26 N -0.62 -8.54 2.97 -172.22 -0.51 -9.05 16 27 C 0.70 11.97 8.19 -86.92 -0.71 11.26 16 28 N -0.87 -10.87 8.77 27.63 0.24 -10.62 16 29 O -0.53 -12.08 12.37 -20.44 -0.25 -12.33 16 30 H 0.05 0.45 8.14 -51.93 -0.42 0.03 16 31 H 0.05 0.62 8.14 -51.93 -0.42 0.20 16 32 H 0.05 0.57 8.14 -51.93 -0.42 0.15 16 33 H 0.05 0.62 8.14 -51.93 -0.42 0.20 16 34 H 0.06 0.66 8.14 -51.93 -0.42 0.23 16 35 H 0.06 1.12 7.85 -51.92 -0.41 0.71 16 36 H 0.06 1.01 5.65 -51.93 -0.29 0.72 16 37 H 0.06 0.82 8.14 -51.93 -0.42 0.40 16 38 H 0.07 0.95 8.14 -51.93 -0.42 0.53 16 39 H 0.02 0.41 8.14 -51.93 -0.42 -0.01 16 40 H 0.03 0.61 8.14 -51.93 -0.42 0.18 16 41 H 0.39 11.33 7.33 -40.82 -0.30 11.04 16 42 H 0.25 7.71 8.31 -40.82 -0.34 7.37 16 43 H 0.40 6.70 8.47 -40.82 -0.35 6.35 16 44 H 0.08 0.74 8.14 -51.93 -0.42 0.31 16 45 H 0.08 0.93 8.14 -51.93 -0.42 0.51 16 46 H 0.07 0.45 8.14 -51.93 -0.42 0.03 16 47 H 0.07 0.49 8.14 -51.93 -0.42 0.07 16 48 H 0.07 0.56 8.14 -51.93 -0.42 0.13 16 49 H 0.07 0.39 8.14 -51.93 -0.42 -0.03 16 50 H 0.08 0.55 5.58 -51.93 -0.29 0.26 16 51 H 0.07 0.60 8.14 -51.93 -0.42 0.18 16 52 H 0.39 3.35 6.32 -40.82 -0.26 3.09 16 53 H 0.41 5.00 8.93 -40.82 -0.36 4.64 16 LS Contribution 407.90 15.07 6.15 6.15 Total: -1.00 -37.12 407.90 -10.75 -47.88 By element: Atomic # 1 Polarization: 29.83 SS G_CDS: -9.38 Total: 20.46 kcal Atomic # 6 Polarization: 12.93 SS G_CDS: -1.92 Total: 11.01 kcal Atomic # 7 Polarization: -80.46 SS G_CDS: -0.11 Total: -80.58 kcal Atomic # 8 Polarization: -22.39 SS G_CDS: -0.47 Total: -22.86 kcal Atomic # 14 Polarization: 22.97 SS G_CDS: -5.02 Total: 17.95 kcal Total LS contribution 6.15 Total: 6.15 kcal Total: -37.12 -10.75 -47.88 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. ZINC001700522486.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 -0.003 kcal (2) G-P(sol) polarization free energy of solvation -37.122 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -37.125 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -10.754 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -47.876 kcal (6) G-S(sol) free energy of system = (1) + (5) -47.878 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.83 seconds