Wall clock time and date at job start Sat Apr 11 2020 06:14:20 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 * 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 1.52991 * 1 3 3 C 1.53007 * 109.47525 * 2 1 4 4 C 1.53001 * 109.47139 * 301.69325 * 3 2 1 5 5 C 1.52999 * 109.46902 * 293.17720 * 4 3 2 6 6 C 1.53000 * 109.46714 * 61.68952 * 3 2 1 7 7 N 1.46894 * 109.47330 * 62.76171 * 6 3 2 8 8 C 1.46901 * 111.00149 * 74.37766 * 7 6 3 9 9 C 1.50706 * 109.47255 * 283.57922 * 8 7 6 10 10 H 1.08000 * 119.99723 * 354.45483 * 9 8 7 11 11 C 1.37870 * 119.99998 * 174.45087 * 9 8 7 12 12 N 1.31517 * 119.99772 * 180.02562 * 11 9 8 13 13 Si 1.86804 * 120.00202 * 359.97438 * 11 9 8 14 14 H 1.48495 * 109.46904 * 89.99963 * 13 11 9 15 15 H 1.48499 * 109.47014 * 210.00415 * 13 11 9 16 16 H 1.48504 * 109.46869 * 330.00050 * 13 11 9 17 17 C 1.46896 * 111.00522 * 198.33217 * 7 6 3 18 18 C 1.50698 * 109.47479 * 169.99996 * 17 7 6 19 19 O 1.21281 * 120.00071 * 359.97438 * 18 17 7 20 20 N 1.34781 * 120.00083 * 180.02562 * 18 17 7 21 21 C 1.47153 * 120.98063 * 359.72033 * 20 18 17 22 22 C 1.52884 * 108.60424 * 230.50020 * 21 20 18 23 23 H 1.09004 * 109.36592 * 67.81356 * 22 21 20 24 24 C 1.52995 * 109.58142 * 187.92070 * 22 21 20 25 25 O 1.42960 * 109.29974 * 307.93388 * 22 21 20 26 26 C 1.42964 * 114.16582 * 62.44923 * 25 22 21 27 27 H 1.08999 * 109.55334 * 57.37121 * 26 25 22 28 28 C 1.53002 * 109.51164 * 177.49733 * 26 25 22 29 29 C 1.47150 * 120.98192 * 179.97438 * 20 18 17 30 30 H 1.09000 * 109.47116 * 303.34009 * 1 2 3 31 31 H 1.09007 * 109.47260 * 63.33189 * 1 2 3 32 32 H 1.08991 * 109.47240 * 183.33428 * 1 2 3 33 33 H 1.09003 * 109.47397 * 240.00473 * 2 1 3 34 34 H 1.09000 * 109.47281 * 120.00012 * 2 1 3 35 35 H 1.08995 * 109.47505 * 181.68777 * 3 2 1 36 36 H 1.09005 * 109.46935 * 53.17118 * 4 3 2 37 37 H 1.08998 * 109.47102 * 173.17193 * 4 3 2 38 38 H 1.09001 * 109.47106 * 185.86884 * 5 4 3 39 39 H 1.09005 * 109.46716 * 305.86113 * 5 4 3 40 40 H 1.08994 * 109.47495 * 65.86284 * 5 4 3 41 41 H 1.09004 * 109.47230 * 302.75754 * 6 3 2 42 42 H 1.08998 * 109.46926 * 182.76337 * 6 3 2 43 43 H 1.09003 * 109.46710 * 43.57821 * 8 7 6 44 44 H 1.09003 * 109.47553 * 163.58055 * 8 7 6 45 45 H 0.97004 * 119.99593 * 179.97438 * 12 11 9 46 46 H 1.09005 * 109.47032 * 290.00128 * 17 7 6 47 47 H 1.09004 * 109.47173 * 49.99534 * 17 7 6 48 48 H 1.09004 * 109.67998 * 350.27801 * 21 20 18 49 49 H 1.08997 * 109.68637 * 110.83632 * 21 20 18 50 50 H 1.08999 * 109.47228 * 179.88042 * 24 22 21 51 51 H 1.09008 * 109.47312 * 299.88210 * 24 22 21 52 52 H 1.09006 * 109.47363 * 59.88171 * 24 22 21 53 53 H 1.08996 * 109.46919 * 179.74277 * 28 26 25 54 54 H 1.08999 * 109.47052 * 299.74715 * 28 26 25 55 55 H 1.08997 * 109.46836 * 59.74672 * 28 26 25 56 56 H 1.09005 * 109.67834 * 249.16557 * 29 20 18 57 57 H 1.08994 * 109.68085 * 9.67832 * 29 20 18 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 1.5299 0.0000 0.0000 3 6 2.0400 1.4425 0.0000 4 6 1.4956 2.1760 -1.2274 5 6 2.1057 1.5728 -2.4942 6 6 1.5651 2.1513 1.2700 7 7 2.1414 1.4867 2.4464 8 6 3.5666 1.8125 2.5896 9 6 4.3661 1.0210 1.5868 10 1 3.8784 0.2788 0.9723 11 6 5.7200 1.2446 1.4538 12 7 6.4176 0.5542 0.5782 13 14 6.5635 2.5290 2.5160 14 1 7.0433 1.8961 3.7707 15 1 7.7176 3.1017 1.7776 16 1 5.5999 3.6103 2.8440 17 6 1.3972 1.8337 3.6645 18 6 1.8537 0.9542 4.7998 19 8 2.7140 0.1200 4.6126 20 7 1.3052 1.0938 6.0230 21 6 0.2636 2.1021 6.2755 22 6 0.6604 2.9153 7.5079 23 1 1.5414 3.5143 7.2773 24 6 -0.4943 3.8357 7.9084 25 8 0.9573 2.0247 8.5861 26 6 2.0636 1.1538 8.3381 27 1 2.9502 1.7458 8.1110 28 6 2.3259 0.2954 9.5772 29 6 1.7343 0.2463 7.1468 30 1 -0.3633 0.5648 0.8585 31 1 -0.3634 0.4613 -0.9184 32 1 -0.3633 -1.0258 0.0598 33 1 1.8933 -0.5138 -0.8900 34 1 1.8933 -0.5138 0.8900 35 1 3.1296 1.4427 -0.0303 36 1 0.4110 2.0719 -1.2614 37 1 1.7575 3.2322 -1.1653 38 1 1.8001 2.1603 -3.3599 39 1 3.1927 1.5824 -2.4140 40 1 1.7591 0.5461 -2.6111 41 1 0.4772 2.1084 1.3249 42 1 1.8868 3.1925 1.2469 43 1 3.7153 2.8779 2.4133 44 1 3.8974 1.5613 3.5974 45 1 7.3701 0.7118 0.4844 46 1 1.5808 2.8780 3.9173 47 1 0.3311 1.6831 3.4942 48 1 0.1761 2.7633 5.4133 49 1 -0.6902 1.6070 6.4574 50 1 -0.2103 4.4129 8.7883 51 1 -0.7201 4.5144 7.0859 52 1 -1.3751 3.2354 8.1364 53 1 3.1665 -0.3715 9.3858 54 1 2.5596 0.9410 10.4237 55 1 1.4383 -0.2950 9.8047 56 1 0.9307 -0.4386 7.4177 57 1 2.6198 -0.3215 6.8612 RHF calculation, no. of doubly occupied orbitals= 67 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=WATER ZINC000173555026.mol2 57 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 06:14:20 Heat of formation + Delta-G solvation = -96.619271 kcal Electronic energy + Delta-G solvation = -32552.296562 eV Core-core repulsion = 28560.977672 eV Total energy + Delta-G solvation = -3991.318890 eV No. of doubly occupied orbitals = 67 Molecular weight (most abundant/longest-lived isotopes) = 340.251 amu Computer time = 0.88 seconds Orbital eigenvalues (eV) -41.53104 -39.97946 -38.98986 -36.40897 -35.82732 -34.86427 -34.51630 -31.89757 -31.40263 -30.56714 -29.74216 -28.11774 -27.35744 -25.86527 -24.73553 -24.14529 -23.00844 -22.45947 -21.82333 -20.20395 -19.72681 -18.80636 -18.21300 -17.84042 -17.14211 -16.99027 -16.56775 -16.51422 -16.13537 -15.86804 -15.64973 -15.32060 -15.06564 -14.83016 -14.60121 -14.35130 -14.15567 -13.96652 -13.76632 -13.69856 -13.49921 -13.42541 -13.17798 -13.07752 -13.00281 -12.85946 -12.73429 -12.66675 -12.57472 -12.28395 -12.27070 -12.08358 -12.03364 -11.93874 -11.75097 -11.66720 -11.43916 -11.12350 -11.05626 -10.98907 -10.86739 -10.63253 -10.45256 -9.57165 -8.91585 -8.17503 -6.11525 1.27017 1.29440 1.36647 1.65060 1.80404 2.36226 2.59629 3.14212 3.19353 3.52514 3.62194 3.86058 3.94763 4.02272 4.07617 4.08832 4.19171 4.25944 4.29773 4.34255 4.36898 4.39265 4.50858 4.52569 4.61581 4.65097 4.71402 4.72594 4.77258 4.78049 4.81087 4.91608 4.92646 4.93367 4.98125 5.05225 5.06468 5.10942 5.17487 5.18697 5.22093 5.32753 5.34492 5.41630 5.46731 5.52182 5.62732 5.69548 5.81606 6.01132 6.10342 6.14822 6.28223 6.52798 6.71772 6.92727 7.25676 7.45014 8.97878 Molecular weight = 340.25amu Principal moments of inertia in cm(-1) A = 0.010485 B = 0.003741 C = 0.003121 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 2669.857496 B = 7483.814474 C = 8969.854273 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.137 4.137 2 C -0.097 4.097 3 C -0.101 4.101 4 C -0.111 4.111 5 C -0.146 4.146 6 C 0.079 3.921 7 N -0.526 5.526 8 C 0.175 3.825 9 C -0.480 4.480 10 H 0.067 0.933 11 C 0.007 3.993 12 N -0.948 5.948 13 Si 0.925 3.075 14 H -0.283 1.283 15 H -0.282 1.282 16 H -0.253 1.253 17 C 0.040 3.960 18 C 0.506 3.494 19 O -0.554 6.554 20 N -0.624 5.624 21 C 0.077 3.923 22 C 0.067 3.933 23 H 0.051 0.949 24 C -0.136 4.136 25 O -0.382 6.382 26 C 0.079 3.921 27 H 0.046 0.954 28 C -0.137 4.137 29 C 0.083 3.917 30 H 0.060 0.940 31 H 0.066 0.934 32 H 0.045 0.955 33 H 0.034 0.966 34 H 0.036 0.964 35 H 0.071 0.929 36 H 0.082 0.918 37 H 0.054 0.946 38 H 0.067 0.933 39 H 0.026 0.974 40 H 0.052 0.948 41 H 0.093 0.907 42 H 0.023 0.977 43 H -0.017 1.017 44 H 0.014 0.986 45 H 0.260 0.740 46 H 0.071 0.929 47 H 0.131 0.869 48 H 0.113 0.887 49 H 0.094 0.906 50 H 0.066 0.934 51 H 0.095 0.905 52 H 0.072 0.928 53 H 0.079 0.921 54 H 0.073 0.927 55 H 0.074 0.926 56 H 0.085 0.915 57 H 0.075 0.925 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -19.387 7.983 12.437 24.378 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 -0.194 4.194 2 C -0.135 4.135 3 C -0.119 4.119 4 C -0.148 4.148 5 C -0.204 4.204 6 C -0.048 4.048 7 N -0.250 5.250 8 C 0.048 3.952 9 C -0.518 4.518 10 H 0.085 0.915 11 C -0.189 4.189 12 N -0.591 5.591 13 Si 0.751 3.249 14 H -0.210 1.210 15 H -0.207 1.207 16 H -0.177 1.177 17 C -0.091 4.091 18 C 0.295 3.705 19 O -0.431 6.431 20 N -0.360 5.360 21 C -0.046 4.046 22 C 0.009 3.991 23 H 0.069 0.931 24 C -0.193 4.193 25 O -0.302 6.302 26 C 0.020 3.980 27 H 0.064 0.936 28 C -0.195 4.195 29 C -0.040 4.040 30 H 0.079 0.921 31 H 0.085 0.915 32 H 0.064 0.936 33 H 0.052 0.948 34 H 0.055 0.945 35 H 0.089 0.911 36 H 0.101 0.899 37 H 0.073 0.927 38 H 0.086 0.914 39 H 0.045 0.955 40 H 0.071 0.929 41 H 0.111 0.889 42 H 0.041 0.959 43 H 0.001 0.999 44 H 0.032 0.968 45 H 0.069 0.931 46 H 0.089 0.911 47 H 0.149 0.851 48 H 0.131 0.869 49 H 0.112 0.888 50 H 0.085 0.915 51 H 0.114 0.886 52 H 0.091 0.909 53 H 0.098 0.902 54 H 0.092 0.908 55 H 0.093 0.907 56 H 0.103 0.897 57 H 0.093 0.907 Dipole moment (debyes) X Y Z Total from point charges -18.904 7.013 12.353 23.646 hybrid contribution 1.785 0.833 0.209 1.981 sum -17.118 7.846 12.562 22.636 Atomic orbital electron populations 1.21756 0.94490 1.01075 1.02049 1.21185 0.96521 0.96412 0.99402 1.21491 1.02233 0.94833 0.93374 1.21540 1.00881 0.98733 0.93675 1.21723 0.99649 1.01027 0.97962 1.22106 0.98965 0.94202 0.89529 1.61490 1.02510 1.59347 1.01619 1.19997 0.86297 0.92589 0.96304 1.21425 0.92427 1.19544 1.18445 0.91521 1.25619 0.98263 0.98330 0.96718 1.70032 1.07660 1.43667 1.37732 0.86053 0.78831 0.80830 0.79206 1.20971 1.20729 1.17718 1.22076 1.00865 0.96755 0.89403 1.21215 0.81049 0.84281 0.83970 1.90777 1.32271 1.37121 1.82881 1.48323 1.40932 1.37966 1.08783 1.22659 0.90949 0.90962 0.99982 1.22581 0.99356 0.90607 0.86571 0.93056 1.21729 0.96024 0.98313 1.03236 1.87940 1.50623 1.51000 1.40603 1.22439 0.88682 0.91231 0.95599 0.93582 1.21709 1.03079 0.99304 0.95377 1.22307 1.01646 0.93893 0.86132 0.92072 0.91519 0.93578 0.94754 0.94508 0.91090 0.89947 0.92694 0.91379 0.95471 0.92865 0.88877 0.95917 0.99919 0.96756 0.93093 0.91137 0.85127 0.86892 0.88780 0.91532 0.88639 0.90863 0.90221 0.90777 0.90722 0.89690 0.90660 Number of geometries 1 Number of calculations of the screened coulomb radii 1 The total number of SCF iterations 15. 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 -0.14 -3.73 9.20 71.98 0.66 -3.06 16 2 C -0.10 -3.65 4.76 30.59 0.15 -3.50 16 3 C -0.10 -3.80 1.64 -10.79 -0.02 -3.82 16 4 C -0.11 -3.29 5.18 30.59 0.16 -3.14 16 5 C -0.15 -4.48 9.56 71.98 0.69 -3.79 16 6 C 0.08 2.68 4.16 86.30 0.36 3.04 16 7 N -0.53 -21.08 3.52 -905.36 -3.18 -24.26 16 8 C 0.18 8.73 3.34 85.56 0.29 9.01 16 9 C -0.48 -28.26 7.51 25.60 0.19 -28.06 16 10 H 0.07 4.27 5.27 -2.91 -0.02 4.25 16 11 C 0.01 0.40 5.47 84.65 0.46 0.86 16 12 N -0.95 -61.29 13.96 21.45 0.30 -60.99 16 13 Si 0.92 47.09 27.58 68.60 1.89 48.98 16 14 H -0.28 -14.54 7.11 99.48 0.71 -13.84 16 15 H -0.28 -13.90 7.11 99.48 0.71 -13.19 16 16 H -0.25 -11.99 6.39 99.48 0.64 -11.35 16 17 C 0.04 1.20 3.81 85.56 0.33 1.53 16 18 C 0.51 17.82 7.22 87.66 0.63 18.45 16 19 O -0.55 -26.33 14.02 -3.03 -0.04 -26.37 16 20 N -0.62 -16.60 3.02 -818.05 -2.47 -19.07 16 21 C 0.08 1.31 5.81 86.22 0.50 1.81 16 22 C 0.07 1.14 3.39 30.55 0.10 1.25 16 23 H 0.05 0.99 8.14 -2.39 -0.02 0.97 16 24 C -0.14 -1.43 9.57 71.98 0.69 -0.75 16 25 O -0.38 -7.97 10.03 -148.98 -1.49 -9.47 16 26 C 0.08 1.73 3.40 30.71 0.10 1.84 16 27 H 0.05 1.15 8.14 -2.39 -0.02 1.13 16 28 C -0.14 -2.29 9.57 71.98 0.69 -1.60 16 29 C 0.08 2.13 5.93 86.37 0.51 2.64 16 30 H 0.06 1.52 6.25 -2.39 -0.01 1.51 16 31 H 0.07 1.55 6.43 -2.38 -0.02 1.53 16 32 H 0.05 1.20 8.14 -2.39 -0.02 1.18 16 33 H 0.03 1.33 6.84 -2.39 -0.02 1.31 16 34 H 0.04 1.67 7.06 -2.39 -0.02 1.66 16 35 H 0.07 3.54 4.74 -2.39 -0.01 3.53 16 36 H 0.08 1.98 6.11 -2.38 -0.01 1.97 16 37 H 0.05 1.59 8.14 -2.39 -0.02 1.57 16 38 H 0.07 1.69 8.14 -2.39 -0.02 1.67 16 39 H 0.03 0.98 8.14 -2.38 -0.02 0.96 16 40 H 0.05 1.59 6.95 -2.39 -0.02 1.57 16 41 H 0.09 2.43 5.88 -2.38 -0.01 2.42 16 42 H 0.02 0.77 7.76 -2.39 -0.02 0.75 16 43 H -0.02 -0.82 6.40 -2.39 -0.02 -0.84 16 44 H 0.01 0.78 5.56 -2.39 -0.01 0.76 16 45 H 0.26 15.90 8.31 -92.71 -0.77 15.12 16 46 H 0.07 1.84 7.63 -2.38 -0.02 1.83 16 47 H 0.13 2.88 7.72 -2.38 -0.02 2.86 16 48 H 0.11 1.49 6.05 -2.38 -0.01 1.47 16 49 H 0.09 1.33 8.13 -2.39 -0.02 1.31 16 50 H 0.07 0.74 8.14 -2.39 -0.02 0.72 16 51 H 0.09 0.63 8.14 -2.38 -0.02 0.61 16 52 H 0.07 0.70 8.14 -2.38 -0.02 0.68 16 53 H 0.08 1.26 8.14 -2.39 -0.02 1.24 16 54 H 0.07 1.13 8.14 -2.39 -0.02 1.11 16 55 H 0.07 1.12 8.14 -2.39 -0.02 1.10 16 56 H 0.08 1.91 8.14 -2.38 -0.02 1.90 16 57 H 0.07 2.34 7.08 -2.39 -0.02 2.33 16 Total: -1.00 -78.93 418.25 2.25 -76.69 By element: Atomic # 1 Polarization: 21.04 SS G_CDS: 0.76 Total: 21.80 kcal Atomic # 6 Polarization: -13.79 SS G_CDS: 6.49 Total: -7.30 kcal Atomic # 7 Polarization: -98.97 SS G_CDS: -5.36 Total: -104.32 kcal Atomic # 8 Polarization: -34.30 SS G_CDS: -1.54 Total: -35.84 kcal Atomic # 14 Polarization: 47.09 SS G_CDS: 1.89 Total: 48.98 kcal Total: -78.93 2.25 -76.69 kcal The number of atoms in the molecule is 57 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. ZINC000173555026.mol2 57 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 -19.934 kcal (2) G-P(sol) polarization free energy of solvation -78.933 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -98.866 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy 2.247 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -76.686 kcal (6) G-S(sol) free energy of system = (1) + (5) -96.619 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.88 seconds