Wall clock time and date at job start Tue Mar 31 2020 20:50:05 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 1.52998 * 1 3 3 O 1.42901 * 109.47066 * 2 1 4 4 C 1.52996 * 109.47194 * 119.99959 * 2 1 3 5 5 C 1.50704 * 109.47256 * 177.66911 * 4 2 1 6 6 O 1.21273 * 119.99884 * 5.17651 * 5 4 2 7 7 N 1.34777 * 119.99924 * 185.16731 * 5 4 2 8 8 C 1.47482 * 125.66184 * 0.02562 * 7 5 4 9 9 C 1.55018 * 104.89834 * 204.01612 * 8 7 5 10 10 C 1.54538 * 101.52713 * 323.61616 * 9 8 7 11 11 C 1.47183 * 125.65983 * 180.02562 * 7 5 4 12 12 C 1.52272 * 110.16157 * 276.40284 * 10 9 8 13 13 C 1.53315 * 109.41824 * 297.17201 * 12 10 9 14 14 N 1.46928 * 108.70970 * 306.49404 * 13 12 10 15 15 C 1.36932 * 120.56177 * 234.20816 * 14 13 12 16 16 H 1.08002 * 120.00174 * 30.13023 * 15 14 13 17 17 C 1.38814 * 119.99881 * 210.12723 * 15 14 13 18 18 N 1.31617 * 119.99968 * 12.82216 * 17 15 14 19 19 Si 1.86798 * 119.99969 * 192.81850 * 17 15 14 20 20 H 1.48509 * 109.47036 * 90.00204 * 19 17 15 21 21 H 1.48499 * 109.47104 * 209.99914 * 19 17 15 22 22 H 1.48499 * 109.47476 * 330.00593 * 19 17 15 23 23 C 1.46937 * 118.87614 * 54.22417 * 14 13 12 24 24 C 1.52271 * 110.15603 * 153.28055 * 10 9 8 25 25 C 1.52993 * 109.47213 * 240.00068 * 2 1 3 26 26 C 1.53003 * 117.49977 * 128.74485 * 25 2 1 27 27 C 1.52999 * 117.49925 * 60.08851 * 25 2 1 28 28 H 1.08994 * 109.47274 * 304.08853 * 1 2 3 29 29 H 1.08997 * 109.47054 * 64.08800 * 1 2 3 30 30 H 1.08998 * 109.47086 * 184.08841 * 1 2 3 31 31 H 0.96696 * 113.99858 * 179.97438 * 3 2 1 32 32 H 1.09007 * 109.47376 * 57.67135 * 4 2 1 33 33 H 1.09002 * 109.47351 * 297.67313 * 4 2 1 34 34 H 1.09000 * 110.35178 * 85.16051 * 8 7 5 35 35 H 1.08992 * 110.35425 * 322.87396 * 8 7 5 36 36 H 1.09003 * 111.01721 * 205.55544 * 9 8 7 37 37 H 1.08993 * 111.01784 * 81.67635 * 9 8 7 38 38 H 1.09000 * 109.90899 * 59.13401 * 11 7 5 39 39 H 1.08998 * 110.06246 * 297.95987 * 11 7 5 40 40 H 1.08994 * 109.48379 * 57.15880 * 12 10 9 41 41 H 1.09005 * 109.48306 * 177.19417 * 12 10 9 42 42 H 1.08995 * 109.60201 * 186.72722 * 13 12 10 43 43 H 1.09006 * 109.59778 * 66.25506 * 13 12 10 44 44 H 0.97008 * 120.00071 * 179.97438 * 18 17 15 45 45 H 1.09001 * 109.59685 * 185.99993 * 23 14 13 46 46 H 1.08995 * 109.72707 * 65.60943 * 23 14 13 47 47 H 1.09002 * 109.48580 * 182.80306 * 24 10 9 48 48 H 1.09005 * 109.48419 * 302.82676 * 24 10 9 49 49 H 1.08997 * 115.55338 * 274.41575 * 25 2 1 50 50 H 1.08994 * 117.50016 * 0.02562 * 26 25 2 51 51 H 1.09003 * 117.50034 * 145.01798 * 26 25 2 52 52 H 1.09002 * 117.49966 * 214.97949 * 27 25 2 53 53 H 1.09004 * 117.50255 * 359.97438 * 27 25 2 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 8 2.0063 1.3473 0.0000 4 6 2.0400 -0.7212 1.2492 5 6 3.5459 -0.7715 1.2207 6 8 4.1552 -0.1984 0.3426 7 7 4.2155 -1.4531 2.1711 8 6 3.6038 -2.1922 3.2913 9 6 4.7057 -2.2490 4.3802 10 6 5.9802 -2.4127 3.5217 11 6 5.6787 -1.5835 2.2635 12 6 6.1869 -3.8780 3.1631 13 6 6.4072 -4.6903 4.4446 14 7 7.5000 -4.0752 5.2104 15 6 8.5809 -4.8194 5.6014 16 1 8.9052 -5.6572 5.0020 17 6 9.2600 -4.4968 6.7684 18 7 8.7299 -3.6505 7.6257 19 14 10.9260 -5.2641 7.1220 20 1 11.9969 -4.4050 6.5558 21 1 11.1133 -5.3858 8.5901 22 1 10.9924 -6.6115 6.5011 23 6 7.4132 -2.6482 5.5497 24 6 7.1865 -1.8494 4.2608 25 6 2.0400 -0.7212 -1.2492 26 6 3.0763 0.0040 -2.1101 27 6 1.6374 -0.1482 -2.6095 28 1 -0.3633 0.5759 0.8510 29 1 -0.3633 0.4491 -0.9243 30 1 -0.3633 -1.0250 0.0733 31 1 2.9702 1.4236 0.0004 32 1 1.6430 -1.7362 1.2704 33 1 1.7111 -0.1839 2.1387 34 1 3.3297 -3.1991 2.9763 35 1 2.7292 -1.6595 3.6643 36 1 4.5632 -3.1080 5.0360 37 1 4.7368 -1.3226 4.9535 38 1 6.1344 -0.5972 2.3508 39 1 6.0650 -2.0939 1.3813 40 1 5.3057 -4.2526 2.6424 41 1 7.0595 -3.9746 2.5171 42 1 6.6734 -5.7153 4.1867 43 1 5.4951 -4.6861 5.0415 44 1 9.2043 -3.4253 8.4414 45 1 8.3425 -2.3271 6.0203 46 1 6.5808 -2.4827 6.2336 47 1 8.0695 -1.9250 3.6262 48 1 7.0053 -0.8034 4.5084 49 1 2.1253 -1.8045 -1.1647 50 1 3.3950 0.9947 -1.7862 51 1 3.8432 -0.6022 -2.5922 52 1 1.4583 -0.8547 -3.4201 53 1 1.0089 0.7423 -2.6146 RHF calculation, no. of doubly occupied orbitals= 65 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 ZINC001040677508.mol2 53 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 20:50:05 Heat of formation + Delta-G solvation = -41.967021 kcal Electronic energy + Delta-G solvation = -30916.558348 eV Core-core repulsion = 26982.232314 eV Total energy + Delta-G solvation = -3934.326034 eV No. of doubly occupied orbitals = 65 Molecular weight (most abundant/longest-lived isotopes) = 336.220 amu Computer time = 1.28 seconds Orbital eigenvalues (eV) -40.75846 -39.60216 -37.88957 -35.86213 -35.07618 -33.26613 -32.31492 -30.96639 -30.08936 -29.44894 -28.67321 -26.64712 -24.18377 -23.47651 -23.06470 -22.30498 -22.20348 -20.97003 -20.10913 -19.32793 -18.12774 -17.32192 -16.93452 -16.45770 -16.39325 -15.78386 -15.28831 -14.92600 -14.86974 -14.22217 -14.03702 -13.68945 -13.54614 -13.48640 -13.11642 -12.93381 -12.88092 -12.72985 -12.57105 -12.40601 -12.35029 -12.22649 -12.00992 -11.52428 -11.41408 -11.33553 -11.20866 -11.12140 -10.80873 -10.73153 -10.55894 -10.49610 -10.37033 -10.26598 -10.13799 -9.97947 -9.87319 -9.70764 -9.56522 -9.40043 -8.63689 -8.48667 -6.66265 -5.81571 -3.27703 2.55511 2.94590 3.35253 3.42369 3.43075 3.70830 4.07456 4.30448 4.46257 4.47583 4.54557 4.69304 4.80893 4.93719 4.95344 5.03437 5.12865 5.20340 5.25635 5.31009 5.34331 5.37016 5.38928 5.47985 5.56192 5.58532 5.62438 5.68081 5.74861 5.87346 5.91708 5.94591 5.96172 6.05213 6.05882 6.09624 6.15923 6.17734 6.23047 6.31488 6.49156 6.60239 6.64021 6.70684 6.80976 6.93215 7.34427 7.45994 7.65599 7.66059 7.76500 8.11967 8.44218 9.19427 9.81459 10.38406 11.26286 Molecular weight = 336.22amu Principal moments of inertia in cm(-1) A = 0.031404 B = 0.002337 C = 0.002301 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 891.383130 B =11980.361956 C =12164.662904 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.136 4.136 2 C 0.179 3.821 3 O -0.564 6.564 4 C -0.164 4.164 5 C 0.528 3.472 6 O -0.542 6.542 7 N -0.612 5.612 8 C 0.097 3.903 9 C -0.123 4.123 10 C -0.056 4.056 11 C 0.116 3.884 12 C -0.119 4.119 13 C 0.146 3.854 14 N -0.591 5.591 15 C -0.252 4.252 16 H 0.064 0.936 17 C 0.003 3.997 18 N -0.905 5.905 19 Si 0.903 3.097 20 H -0.287 1.287 21 H -0.291 1.291 22 H -0.279 1.279 23 C 0.173 3.827 24 C -0.127 4.127 25 C -0.176 4.176 26 C -0.141 4.141 27 C -0.182 4.182 28 H 0.063 0.937 29 H 0.066 0.934 30 H 0.070 0.930 31 H 0.387 0.613 32 H 0.098 0.902 33 H 0.101 0.899 34 H 0.069 0.931 35 H 0.072 0.928 36 H 0.093 0.907 37 H 0.074 0.926 38 H 0.066 0.934 39 H 0.064 0.936 40 H 0.049 0.951 41 H 0.060 0.940 42 H 0.053 0.947 43 H 0.020 0.980 44 H 0.254 0.746 45 H 0.089 0.911 46 H 0.020 0.980 47 H 0.056 0.944 48 H 0.050 0.950 49 H 0.099 0.901 50 H 0.098 0.902 51 H 0.086 0.914 52 H 0.087 0.913 53 H 0.094 0.906 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -16.170 5.749 -13.446 21.802 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 -0.193 4.193 2 C 0.138 3.862 3 O -0.376 6.376 4 C -0.204 4.204 5 C 0.317 3.683 6 O -0.421 6.421 7 N -0.345 5.345 8 C -0.025 4.025 9 C -0.161 4.161 10 C -0.056 4.056 11 C -0.006 4.006 12 C -0.158 4.158 13 C 0.020 3.980 14 N -0.314 5.314 15 C -0.382 4.382 16 H 0.082 0.918 17 C -0.195 4.195 18 N -0.549 5.549 19 Si 0.734 3.266 20 H -0.214 1.214 21 H -0.217 1.217 22 H -0.205 1.205 23 C 0.048 3.952 24 C -0.167 4.167 25 C -0.195 4.195 26 C -0.178 4.178 27 C -0.219 4.219 28 H 0.082 0.918 29 H 0.085 0.915 30 H 0.088 0.912 31 H 0.241 0.759 32 H 0.116 0.884 33 H 0.119 0.881 34 H 0.087 0.913 35 H 0.090 0.910 36 H 0.111 0.889 37 H 0.092 0.908 38 H 0.084 0.916 39 H 0.083 0.917 40 H 0.068 0.932 41 H 0.079 0.921 42 H 0.071 0.929 43 H 0.037 0.963 44 H 0.064 0.936 45 H 0.107 0.893 46 H 0.038 0.962 47 H 0.075 0.925 48 H 0.069 0.931 49 H 0.117 0.883 50 H 0.117 0.883 51 H 0.105 0.895 52 H 0.106 0.894 53 H 0.112 0.888 Dipole moment (debyes) X Y Z Total from point charges -16.428 6.253 -13.794 22.344 hybrid contribution 1.505 -0.701 0.365 1.700 sum -14.923 5.552 -13.429 20.829 Atomic orbital electron populations 1.21732 0.92184 1.02302 1.03099 1.20284 0.93822 0.81914 0.90185 1.86402 1.29195 1.25311 1.96682 1.22451 0.92802 1.03695 1.01481 1.20240 0.89546 0.78100 0.80426 1.90598 1.70073 1.45767 1.35643 1.48640 1.08008 1.50937 1.26960 1.22467 0.97029 0.96138 0.86900 1.22876 0.93146 1.03508 0.96541 1.20976 0.95926 0.95713 0.93019 1.22122 0.79522 1.00251 0.98705 1.21925 1.00182 0.93938 0.99754 1.20952 0.91394 0.95143 0.90532 1.44013 1.19077 1.05111 1.63171 1.19190 1.04439 1.11831 1.02705 0.91840 1.25107 0.99626 0.99633 0.95164 1.69979 1.37352 1.37408 1.10177 0.86275 0.84225 0.79039 0.77111 1.21440 1.21726 1.20458 1.20802 1.01528 0.82521 0.90393 1.22127 0.95686 0.98525 1.00314 1.22842 1.05662 0.99041 0.91936 1.22707 0.91289 1.02163 1.01633 1.22993 0.99496 1.02997 0.96441 0.91802 0.91486 0.91150 0.75907 0.88352 0.88085 0.91280 0.91005 0.88859 0.90768 0.91598 0.91742 0.93230 0.92149 0.92877 0.96277 0.93617 0.89304 0.96240 0.92476 0.93136 0.88257 0.88348 0.89507 0.89415 0.88800 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 C -0.14 -1.08 8.74 37.16 0.32 -0.75 16 2 C 0.18 1.77 0.92 -90.63 -0.08 1.69 16 3 O -0.56 -6.76 12.12 -53.39 -0.65 -7.41 16 4 C -0.16 -1.53 3.91 -27.88 -0.11 -1.64 16 5 C 0.53 6.50 7.34 -10.98 -0.08 6.42 16 6 O -0.54 -7.83 11.71 -12.59 -0.15 -7.97 16 7 N -0.61 -7.62 3.33 -170.68 -0.57 -8.19 16 8 C 0.10 1.05 6.37 -2.44 -0.02 1.03 16 9 C -0.12 -1.64 4.92 -24.86 -0.12 -1.76 16 10 C -0.06 -0.84 0.55 -154.10 -0.09 -0.92 16 11 C 0.12 1.64 6.05 -3.32 -0.02 1.62 16 12 C -0.12 -1.90 4.74 -26.94 -0.13 -2.02 16 13 C 0.15 2.83 6.19 -3.65 -0.02 2.81 16 14 N -0.59 -13.99 2.98 -172.16 -0.51 -14.50 16 15 C -0.25 -6.68 9.58 -15.06 -0.14 -6.83 16 16 H 0.06 1.67 7.86 -52.49 -0.41 1.26 16 17 C 0.00 0.09 5.01 -17.43 -0.09 0.00 16 18 N -0.90 -25.48 11.07 55.49 0.61 -24.86 16 19 Si 0.90 21.30 29.57 -169.99 -5.03 16.28 16 20 H -0.29 -6.79 7.11 56.52 0.40 -6.38 16 21 H -0.29 -6.94 7.11 56.52 0.40 -6.54 16 22 H -0.28 -6.46 7.11 56.52 0.40 -6.06 16 23 C 0.17 3.87 4.99 -3.64 -0.02 3.85 16 24 C -0.13 -2.26 4.72 -26.94 -0.13 -2.39 16 25 C -0.18 -1.80 4.03 -90.62 -0.37 -2.16 16 26 C -0.14 -1.55 8.02 -26.69 -0.21 -1.76 16 27 C -0.18 -1.71 9.63 -26.70 -0.26 -1.97 16 28 H 0.06 0.49 8.14 -51.93 -0.42 0.07 16 29 H 0.07 0.54 7.16 -51.93 -0.37 0.17 16 30 H 0.07 0.44 8.14 -51.93 -0.42 0.02 16 31 H 0.39 4.82 5.23 45.56 0.24 5.06 16 32 H 0.10 0.74 8.14 -51.93 -0.42 0.32 16 33 H 0.10 0.86 8.06 -51.93 -0.42 0.44 16 34 H 0.07 0.69 7.74 -51.93 -0.40 0.29 16 35 H 0.07 0.63 7.63 -51.93 -0.40 0.23 16 36 H 0.09 1.34 6.08 -51.93 -0.32 1.03 16 37 H 0.07 1.00 8.01 -51.93 -0.42 0.59 16 38 H 0.07 0.98 7.78 -51.93 -0.40 0.58 16 39 H 0.06 0.95 7.83 -51.93 -0.41 0.55 16 40 H 0.05 0.69 7.47 -51.93 -0.39 0.31 16 41 H 0.06 1.03 8.14 -51.93 -0.42 0.61 16 42 H 0.05 1.03 7.93 -51.93 -0.41 0.62 16 43 H 0.02 0.37 6.47 -51.93 -0.34 0.03 16 44 H 0.25 6.95 8.31 -40.82 -0.34 6.61 16 45 H 0.09 2.29 6.03 -51.93 -0.31 1.98 16 46 H 0.02 0.45 7.56 -51.93 -0.39 0.06 16 47 H 0.06 1.07 8.14 -51.93 -0.42 0.65 16 48 H 0.05 0.83 8.11 -51.93 -0.42 0.41 16 49 H 0.10 1.01 8.11 -51.93 -0.42 0.59 16 50 H 0.10 1.16 6.27 -51.93 -0.33 0.83 16 51 H 0.09 0.97 8.14 -51.93 -0.42 0.55 16 52 H 0.09 0.73 8.14 -51.93 -0.42 0.30 16 53 H 0.09 0.88 7.59 -51.93 -0.39 0.49 16 LS Contribution 392.03 15.07 5.91 5.91 Total: -1.00 -29.17 392.03 -10.74 -39.91 By element: Atomic # 1 Polarization: 14.44 SS G_CDS: -8.80 Total: 5.63 kcal Atomic # 6 Polarization: -3.24 SS G_CDS: -1.55 Total: -4.79 kcal Atomic # 7 Polarization: -47.08 SS G_CDS: -0.47 Total: -47.55 kcal Atomic # 8 Polarization: -14.59 SS G_CDS: -0.79 Total: -15.38 kcal Atomic # 14 Polarization: 21.30 SS G_CDS: -5.03 Total: 16.28 kcal Total LS contribution 5.91 Total: 5.91 kcal Total: -29.17 -10.74 -39.91 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. ZINC001040677508.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 -2.059 kcal (2) G-P(sol) polarization free energy of solvation -29.169 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -31.229 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -10.738 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -39.908 kcal (6) G-S(sol) free energy of system = (1) + (5) -41.967 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 1.28 seconds