Wall clock time and date at job start Thu Mar 4 2021 16:09:57 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 1.53007 * 1 3 3 C 1.53007 * 109.46634 * 2 1 4 4 C 1.53000 * 109.47471 * 240.00387 * 2 1 3 5 5 O 1.45194 * 109.46972 * 119.99637 * 2 1 3 6 6 C 1.34636 * 116.99928 * 60.00368 * 5 2 1 7 7 O 1.21510 * 119.99944 * 0.02562 * 6 5 2 8 8 N 1.34778 * 120.00240 * 179.97438 * 6 5 2 9 9 C 1.46498 * 120.00344 * 179.97438 * 8 6 5 10 10 C 1.52998 * 109.47320 * 180.02562 * 9 8 6 11 11 F 1.39900 * 112.84997 * 48.80561 * 10 9 8 12 12 C 1.53779 * 113.61342 * 180.02562 * 10 9 8 13 13 C 1.53782 * 87.08152 * 140.06667 * 12 10 9 14 14 H 1.08993 * 113.61846 * 89.20034 * 13 12 10 15 15 N 1.46505 * 113.61262 * 220.01643 * 13 12 10 16 16 C 1.34774 * 120.00142 * 203.46867 * 15 13 12 17 17 O 1.21280 * 119.99605 * 359.97438 * 16 15 13 18 18 C 1.50697 * 120.00128 * 180.02562 * 16 15 13 19 19 C 1.50698 * 109.47170 * 180.02562 * 18 16 15 20 20 C 1.38225 * 120.00687 * 89.99644 * 19 18 16 21 21 C 1.38231 * 120.00706 * 179.97438 * 20 19 18 22 22 C 1.38237 * 119.99604 * 0.02562 * 21 20 19 23 23 C 1.50701 * 119.99944 * 179.97438 * 22 21 20 24 24 O 1.42896 * 109.47417 * 64.99578 * 23 22 21 25 25 Si 1.86301 * 109.47149 * 184.99594 * 23 22 21 26 26 C 1.38230 * 120.00170 * 0.24611 * 22 21 20 27 27 C 1.38239 * 119.99761 * 359.47748 * 26 22 21 28 28 C 1.53781 * 87.17124 * 334.60760 * 13 12 10 29 29 H 1.08996 * 109.47071 * 300.00158 * 1 2 3 30 30 H 1.08996 * 109.46925 * 60.00098 * 1 2 3 31 31 H 1.08998 * 109.46779 * 179.97438 * 1 2 3 32 32 H 1.08998 * 109.46674 * 179.97438 * 3 2 1 33 33 H 1.08996 * 109.47384 * 299.99621 * 3 2 1 34 34 H 1.09004 * 109.47013 * 60.00495 * 3 2 1 35 35 H 1.09004 * 109.46535 * 299.99398 * 4 2 1 36 36 H 1.09000 * 109.47314 * 59.99343 * 4 2 1 37 37 H 1.08996 * 109.46848 * 180.02562 * 4 2 1 38 38 H 0.97004 * 119.99861 * 0.02562 * 8 6 5 39 39 H 1.09000 * 109.46439 * 60.00749 * 9 8 6 40 40 H 1.08996 * 109.47186 * 300.01026 * 9 8 6 41 41 H 1.09001 * 113.61587 * 25.51549 * 12 10 9 42 42 H 1.09000 * 113.68880 * 254.62689 * 12 10 9 43 43 H 0.97002 * 119.99435 * 23.47133 * 15 13 12 44 44 H 1.09002 * 109.47588 * 59.99772 * 18 16 15 45 45 H 1.09002 * 109.46710 * 300.00012 * 18 16 15 46 46 H 1.08004 * 120.00057 * 359.97438 * 20 19 18 47 47 H 1.08003 * 120.00643 * 179.97438 * 21 20 19 48 48 H 1.09002 * 109.47060 * 304.99604 * 23 22 21 49 49 H 0.96708 * 114.00101 * 59.99427 * 24 23 22 50 50 H 1.48493 * 110.00101 * 179.97438 * 25 23 22 51 51 H 1.48502 * 109.99925 * 301.31801 * 25 23 22 52 52 H 1.07999 * 120.00632 * 179.73059 * 26 22 21 53 53 H 1.08004 * 119.99812 * 180.27665 * 27 26 22 54 54 H 1.08992 * 113.61421 * 139.94378 * 28 13 12 55 55 H 1.09002 * 113.61163 * 270.84158 * 28 13 12 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 6 2.0400 1.4426 0.0000 4 6 2.0402 -0.7211 -1.2493 5 8 2.0140 -0.6844 1.1856 6 6 1.6523 -1.9722 1.3383 7 8 0.9517 -2.5096 0.5036 8 7 2.0680 -2.6656 2.4167 9 6 1.6740 -4.0667 2.5833 10 6 2.2741 -4.6147 3.8796 11 9 2.0553 -3.7751 4.9770 12 6 1.9188 -6.0864 4.1490 13 6 3.3650 -6.2637 4.6411 14 1 3.4921 -6.0619 5.7046 15 7 3.9755 -7.5288 4.2251 16 6 5.0033 -8.0443 4.9282 17 8 5.4230 -7.4606 5.9050 18 6 5.6317 -9.3454 4.5000 19 6 6.7498 -9.6987 5.4466 20 6 6.4896 -10.4609 6.5700 21 6 7.5153 -10.7854 7.4379 22 6 8.8013 -10.3472 7.1827 23 6 9.9195 -10.7005 8.1293 24 8 10.1249 -12.1146 8.1173 25 14 11.4828 -9.8414 7.5919 26 6 9.0606 -9.5803 6.0623 27 6 8.0359 -9.2606 5.1913 28 6 3.7368 -5.0745 3.7397 29 1 -0.3633 0.5138 0.8899 30 1 -0.3633 0.5138 -0.8900 31 1 -0.3633 -1.0277 -0.0005 32 1 3.1299 1.4426 0.0005 33 1 1.6767 1.9564 -0.8900 34 1 1.6766 1.9564 0.8901 35 1 1.6769 -1.7489 -1.2492 36 1 1.6768 -0.2074 -2.1392 37 1 3.1301 -0.7215 -1.2489 38 1 2.6276 -2.2367 3.0830 39 1 2.0399 -4.6499 1.7382 40 1 0.5872 -4.1356 2.6288 41 1 1.6923 -6.6533 3.2459 42 1 1.1718 -6.2205 4.9313 43 1 3.6400 -7.9953 3.4437 44 1 6.0290 -9.2421 3.4902 45 1 4.8799 -10.1344 4.5157 46 1 5.4848 -10.8030 6.7696 47 1 7.3119 -11.3807 8.3159 48 1 9.6570 -10.3801 9.1375 49 1 10.3622 -12.4703 7.2499 50 1 12.5930 -10.1812 8.5176 51 1 11.8341 -10.2456 6.2068 52 1 10.0645 -9.2342 5.8652 53 1 8.2393 -8.6650 4.3136 54 1 4.4553 -4.3914 4.1924 55 1 4.0082 -5.3642 2.7246 There are 74 doubly filled levels RHF calculation, no. of doubly occupied orbitals= 74 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) 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) 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). 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 m_22_15734572_12335836.mol2 55 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED SCF FIELD WAS ACHIEVED Wall clock time and date at job start Thu Mar 4 2021 16:09:57 Heat of formation + Delta-G solvation = -145.671913 kcal Electronic energy + Delta-G solvation = -36314.408965 eV Core-core repulsion = 31233.278839 eV Total energy + Delta-G solvation = -5081.130126 eV No. of doubly occupied orbitals = 74 and no. of open levels = 1 Molecular weight (most abundant/longest-lived isotopes) = 395.199 amu Computer time = 1.70 seconds Orbital eigenvalues (eV) -48.90108 -41.83641 -41.27038 -40.38064 -39.21270 -38.33555 -37.73863 -35.98661 -34.98071 -34.32973 -33.80989 -31.92771 -30.03223 -28.92177 -28.37266 -28.31151 -27.06522 -25.94227 -24.15560 -23.81393 -22.96426 -22.07846 -21.44814 -21.31491 -20.68259 -19.34153 -18.57638 -18.08069 -17.98129 -17.53831 -17.43241 -17.06586 -16.95915 -16.67652 -16.49842 -16.24551 -16.16180 -15.92051 -15.79219 -15.48190 -15.45238 -15.24043 -14.82958 -14.75056 -14.62118 -14.48356 -14.44881 -14.11747 -13.94127 -13.54984 -13.37287 -13.25459 -13.12948 -13.11281 -12.99028 -12.92856 -12.88102 -12.75359 -12.70476 -12.48723 -12.36769 -12.27045 -12.01017 -11.74000 -11.60233 -11.46650 -11.40917 -11.16120 -10.94582 -10.60936 -10.34017 -10.07730 -9.86517 -9.62096 -4.93778 0.24589 0.46468 1.07839 1.28813 1.55803 1.63974 1.69731 1.90847 2.15642 2.78251 2.91652 3.01666 3.16991 3.26675 3.40731 3.56761 3.59753 3.62797 3.72943 3.78556 3.80054 3.90885 3.93397 4.04450 4.06401 4.26114 4.35637 4.38079 4.47766 4.50151 4.55492 4.57369 4.58588 4.60941 4.62738 4.64164 4.73483 4.74033 4.75943 4.82363 4.85335 4.86708 4.89575 5.00666 5.03922 5.09695 5.14927 5.20004 5.26463 5.32387 5.38934 5.50301 5.53164 5.54396 5.60008 6.02891 6.26095 6.46615 6.57804 7.24991 7.29773 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.181 4.181 2 C 0.127 3.873 3 C -0.139 4.139 4 C -0.179 4.179 5 O -0.371 6.371 6 C 0.647 3.353 7 O -0.589 6.589 8 N -0.704 5.704 9 C 0.135 3.865 10 C 0.083 3.917 11 F -0.199 7.199 12 C -0.140 4.140 13 C 0.123 3.877 14 H 0.092 0.908 15 N -0.706 5.706 16 C 0.514 3.486 17 O -0.577 6.577 18 C -0.098 4.098 19 C -0.071 4.071 20 C -0.116 4.116 21 C -0.108 4.108 22 C -0.125 4.125 23 C -0.084 4.084 24 O -0.548 6.548 25 Si 0.763 3.237 26 C -0.125 4.125 27 C -0.110 4.110 28 C -0.160 4.160 29 H 0.059 0.941 30 H 0.088 0.912 31 H 0.065 0.935 32 H 0.069 0.931 33 H 0.099 0.901 34 H 0.067 0.933 35 H 0.066 0.934 36 H 0.087 0.913 37 H 0.062 0.938 38 H 0.414 0.586 39 H 0.109 0.891 40 H 0.081 0.919 41 H 0.141 0.859 42 H 0.094 0.906 43 H 0.422 0.578 44 H 0.134 0.866 45 H 0.130 0.870 46 H 0.132 0.868 47 H 0.122 0.878 48 H 0.118 0.882 49 H 0.386 0.614 50 H -0.302 1.302 51 H -0.277 1.277 52 H 0.139 0.861 53 H 0.142 0.858 54 H 0.075 0.925 55 H 0.126 0.874 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -1.727 0.123 -6.227 6.463 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 -0.238 4.238 2 C 0.090 3.910 3 C -0.196 4.196 4 C -0.236 4.236 5 O -0.286 6.286 6 C 0.400 3.600 7 O -0.480 6.480 8 N -0.364 5.364 9 C 0.012 3.988 10 C 0.063 3.937 11 F -0.179 7.179 12 C -0.178 4.178 13 C 0.017 3.983 14 H 0.110 0.890 15 N -0.358 5.358 16 C 0.302 3.698 17 O -0.456 6.456 18 C -0.138 4.138 19 C -0.072 4.072 20 C -0.134 4.134 21 C -0.126 4.126 22 C -0.126 4.126 23 C -0.193 4.193 24 O -0.356 6.356 25 Si 0.668 3.332 26 C -0.143 4.143 27 C -0.128 4.128 28 C -0.199 4.199 29 H 0.078 0.922 30 H 0.106 0.894 31 H 0.084 0.916 32 H 0.088 0.912 33 H 0.118 0.882 34 H 0.086 0.914 35 H 0.085 0.915 36 H 0.106 0.894 37 H 0.081 0.919 38 H 0.250 0.750 39 H 0.127 0.873 40 H 0.099 0.901 41 H 0.159 0.841 42 H 0.112 0.888 43 H 0.260 0.740 44 H 0.152 0.848 45 H 0.148 0.852 46 H 0.150 0.850 47 H 0.140 0.860 48 H 0.136 0.864 49 H 0.235 0.765 50 H -0.230 1.230 51 H -0.204 1.204 52 H 0.156 0.844 53 H 0.159 0.841 54 H 0.094 0.906 55 H 0.145 0.855 Dipole moment (debyes) X Y Z Total from point charges -1.128 0.326 -5.610 5.731 hybrid contribution -0.138 -0.976 0.099 0.990 sum -1.266 -0.650 -5.511 5.692 Atomic orbital electron populations 1.22482 0.94020 1.03791 1.03489 1.22379 0.94482 0.92558 0.81534 1.21903 1.02481 0.91006 1.04207 1.22470 1.01675 1.02340 0.97139 1.86319 1.71533 1.23293 1.47421 1.18221 0.78662 0.80817 0.82269 1.90910 1.42010 1.70940 1.44114 1.44567 1.55533 1.12792 1.23525 1.21865 1.01100 0.79449 0.96408 1.21987 0.98792 0.90098 0.82800 1.92880 1.95752 1.73347 1.55935 1.23950 0.96602 0.92177 1.05101 1.22267 0.93118 0.83705 0.99206 0.89007 1.45775 1.34326 1.23705 1.32009 1.21041 0.79573 0.86885 0.82297 1.90760 1.63099 1.63030 1.28732 1.20771 0.97277 0.95043 1.00673 1.19606 0.94517 0.97197 0.95872 1.21246 0.99514 0.98455 0.94195 1.21102 0.92420 0.99435 0.99639 1.20314 0.95624 0.99847 0.96786 1.25218 1.05027 0.85675 1.03377 1.86565 1.91205 1.20636 1.37242 0.93937 0.73149 0.89721 0.76383 1.21193 1.00054 0.98581 0.94460 1.21232 0.92226 0.99183 1.00161 1.24214 0.94507 0.97871 1.03264 0.92158 0.89361 0.91586 0.91172 0.88209 0.91386 0.91483 0.89436 0.91877 0.74966 0.87347 0.90068 0.84068 0.88776 0.73978 0.84787 0.85210 0.84983 0.85959 0.86434 0.76511 1.23008 1.20360 0.84402 0.84061 0.90598 0.85540 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 -0.18 -0.47 8.37 71.98 0.60 0.14 16 2 C 0.13 0.29 1.13 -10.79 -0.01 0.28 16 3 C -0.14 0.32 8.85 71.98 0.64 0.95 16 4 C -0.18 -0.32 8.37 71.98 0.60 0.29 16 5 O -0.37 -1.93 9.94 -55.45 -0.55 -2.48 16 6 C 0.65 3.57 8.06 129.79 1.05 4.61 16 7 O -0.59 -5.65 11.88 19.81 0.24 -5.42 16 8 N -0.70 0.06 5.47 -590.86 -3.23 -3.17 16 9 C 0.13 -0.60 5.37 86.38 0.46 -0.14 16 10 C 0.08 -0.45 1.67 -10.21 -0.02 -0.47 16 11 F -0.20 -0.24 16.79 44.97 0.76 0.51 16 12 C -0.14 1.32 7.28 31.12 0.23 1.54 16 13 C 0.12 -0.62 4.19 45.52 0.19 -0.43 16 14 H 0.09 0.18 7.50 -2.39 -0.02 0.16 16 15 N -0.71 5.63 5.36 -440.04 -2.36 3.27 16 16 C 0.51 -0.79 7.82 87.66 0.69 -0.10 16 17 O -0.58 -5.47 15.65 -3.03 -0.05 -5.52 16 18 C -0.10 0.70 5.83 29.10 0.17 0.87 16 19 C -0.07 0.00 4.37 -19.87 -0.09 -0.09 16 20 C -0.12 -0.24 9.70 22.26 0.22 -0.02 16 21 C -0.11 -0.43 9.69 22.27 0.22 -0.21 16 22 C -0.13 -0.38 5.35 -19.87 -0.11 -0.49 16 23 C -0.08 -0.19 2.80 71.24 0.20 0.01 16 24 O -0.55 -2.56 12.83 -148.98 -1.91 -4.47 16 25 Si 0.76 0.18 29.88 68.60 2.05 2.22 16 26 C -0.13 -0.17 8.67 22.27 0.19 0.03 16 27 C -0.11 -0.04 9.70 22.27 0.22 0.18 16 28 C -0.16 1.02 7.34 31.18 0.23 1.25 16 29 H 0.06 0.15 8.14 -2.39 -0.02 0.13 16 30 H 0.09 -0.09 8.14 -2.39 -0.02 -0.11 16 31 H 0.07 0.48 5.88 -2.39 -0.01 0.47 16 32 H 0.07 -0.17 8.14 -2.39 -0.02 -0.19 16 33 H 0.10 -0.57 8.14 -2.39 -0.02 -0.59 16 34 H 0.07 -0.14 8.14 -2.39 -0.02 -0.16 16 35 H 0.07 0.42 5.88 -2.38 -0.01 0.41 16 36 H 0.09 -0.14 8.14 -2.39 -0.02 -0.16 16 37 H 0.06 0.07 8.14 -2.39 -0.02 0.05 16 38 H 0.41 -0.72 8.30 -92.71 -0.77 -1.48 16 39 H 0.11 -0.80 7.96 -2.39 -0.02 -0.81 16 40 H 0.08 -0.25 8.14 -2.39 -0.02 -0.27 16 41 H 0.14 -2.20 8.07 -2.39 -0.02 -2.22 16 42 H 0.09 -0.76 8.14 -2.39 -0.02 -0.78 16 43 H 0.42 -6.52 8.71 -92.71 -0.81 -7.33 16 44 H 0.13 -1.70 8.09 -2.39 -0.02 -1.72 16 45 H 0.13 -1.54 8.09 -2.39 -0.02 -1.56 16 46 H 0.13 -0.15 8.06 -2.91 -0.02 -0.17 16 47 H 0.12 0.42 8.06 -2.91 -0.02 0.40 16 48 H 0.12 0.19 7.96 -2.39 -0.02 0.17 16 49 H 0.39 -0.51 8.70 -74.05 -0.64 -1.15 16 50 H -0.30 -2.30 7.11 99.48 0.71 -1.59 16 51 H -0.28 -0.80 7.02 99.48 0.70 -0.10 16 52 H 0.14 -0.29 4.85 -2.91 -0.01 -0.30 16 53 H 0.14 -0.57 8.06 -2.91 -0.02 -0.59 16 54 H 0.08 -0.21 8.14 -2.39 -0.02 -0.23 16 55 H 0.13 -1.31 7.98 -2.39 -0.02 -1.33 16 Total: 0.00 -27.29 450.05 -0.65 -27.94 By element: Atomic # 1 Polarization: -19.81 SS G_CDS: -1.26 Total: -21.07 kcal Atomic # 6 Polarization: 2.52 SS G_CDS: 5.67 Total: 8.19 kcal Atomic # 7 Polarization: 5.69 SS G_CDS: -5.59 Total: 0.10 kcal Atomic # 8 Polarization: -15.62 SS G_CDS: -2.28 Total: -17.89 kcal Atomic # 9 Polarization: -0.24 SS G_CDS: 0.76 Total: 0.51 kcal Atomic # 14 Polarization: 0.18 SS G_CDS: 2.05 Total: 2.22 kcal Total: -27.29 -0.65 -27.94 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. m_22_15734572_12335836.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 -117.734 kcal (2) G-P(sol) polarization free energy of solvation -27.292 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -145.026 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -0.646 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -27.938 kcal (6) G-S(sol) free energy of system = (1) + (5) -145.672 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 1.70 seconds