Wall clock time and date at job start Sat Apr 11 2020 06:10:18 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 C 2 2 C 1.52999 * 1 3 3 C 1.53004 * 109.36719 * 2 1 4 4 C 1.50882 * 109.37130 * 119.74594 * 2 1 3 5 5 C 1.52564 * 109.35731 * 212.08213 * 4 2 1 6 6 H 1.09009 * 108.38839 * 36.14818 * 5 4 2 7 7 N 1.46497 * 108.51245 * 153.72647 * 5 4 2 8 8 C 1.34780 * 120.00197 * 209.76961 * 7 5 4 9 9 O 1.21278 * 119.99830 * 359.97438 * 8 7 5 10 10 C 1.50702 * 119.99974 * 180.02562 * 8 7 5 11 11 O 1.42905 * 109.46848 * 179.97438 * 10 8 7 12 12 C 1.42895 * 113.99631 * 179.97438 * 11 10 8 13 13 H 1.08997 * 110.46236 * 330.70541 * 12 11 10 14 14 C 1.54509 * 110.51245 * 208.09745 * 12 11 10 15 15 C 1.54480 * 104.06336 * 241.35797 * 14 12 11 16 16 O 1.44421 * 104.80307 * 23.98183 * 15 14 12 17 17 C 1.44790 * 105.29626 * 319.44804 * 16 15 14 18 18 C 1.47092 * 114.32831 * 274.98477 * 5 4 2 19 19 C 1.54867 * 110.32059 * 62.80065 * 18 5 4 20 20 N 1.44580 * 109.60205 * 288.73699 * 19 18 5 21 21 C 1.36944 * 118.64168 * 270.72807 * 20 19 18 22 22 H 1.07996 * 120.00091 * 27.25325 * 21 20 19 23 23 C 1.38818 * 119.99496 * 207.24745 * 21 20 19 24 24 N 1.31617 * 119.99916 * 16.35021 * 23 21 20 25 25 Si 1.86792 * 119.99830 * 196.34141 * 23 21 20 26 26 H 1.48507 * 109.47152 * 90.00351 * 25 23 21 27 27 H 1.48498 * 109.47485 * 210.00311 * 25 23 21 28 28 H 1.48506 * 109.47674 * 330.00669 * 25 23 21 29 29 C 1.47602 * 122.71161 * 90.72427 * 20 19 18 30 30 H 1.08998 * 109.46982 * 300.24980 * 1 2 3 31 31 H 1.08993 * 109.47502 * 60.25606 * 1 2 3 32 32 H 1.09008 * 109.46919 * 180.25658 * 1 2 3 33 33 H 1.08994 * 109.47601 * 180.67972 * 3 2 1 34 34 H 1.09004 * 109.47024 * 300.68134 * 3 2 1 35 35 H 1.08999 * 109.46676 * 60.67321 * 3 2 1 36 36 H 1.09002 * 109.49137 * 92.11568 * 4 2 1 37 37 H 1.09002 * 109.50815 * 332.06320 * 4 2 1 38 38 H 0.97003 * 120.00141 * 29.77349 * 7 5 4 39 39 H 1.09002 * 109.46855 * 299.99697 * 10 8 7 40 40 H 1.08994 * 109.47406 * 59.99819 * 10 8 7 41 41 H 1.09001 * 110.51111 * 0.02562 * 14 12 11 42 42 H 1.08998 * 110.51148 * 122.71550 * 14 12 11 43 43 H 1.09000 * 110.37297 * 142.80515 * 15 14 12 44 44 H 1.08994 * 110.37700 * 265.03451 * 15 14 12 45 45 H 1.08996 * 110.42506 * 281.78381 * 17 16 15 46 46 H 1.08997 * 110.48787 * 159.32597 * 17 16 15 47 47 H 1.09000 * 109.32940 * 183.05970 * 18 5 4 48 48 H 1.08998 * 109.32642 * 302.53383 * 18 5 4 49 49 H 1.08999 * 109.45131 * 48.77767 * 19 18 5 50 50 H 1.09002 * 109.44912 * 168.70252 * 19 18 5 51 51 H 0.97004 * 119.99791 * 179.97438 * 24 23 21 52 52 H 1.09002 * 108.94444 * 197.18121 * 29 20 19 53 53 H 1.09002 * 108.87592 * 78.51143 * 29 20 19 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 2.0374 1.4435 0.0000 4 6 2.0305 -0.7062 1.2358 5 6 3.3487 -0.0784 1.6781 6 1 3.3000 0.9938 1.4876 7 7 3.5023 -0.2865 3.1201 8 6 4.1879 0.6069 3.8607 9 8 4.6781 1.5827 3.3332 10 6 4.3464 0.3925 5.3439 11 8 5.1066 1.4663 5.9018 12 6 5.3153 1.3595 7.3114 13 1 4.4890 0.8248 7.7795 14 6 5.4800 2.7605 7.9419 15 6 6.9021 2.7359 8.5448 16 8 7.6066 1.7280 7.7875 17 6 6.6557 0.6510 7.6079 18 6 4.5358 -0.6200 0.9990 19 6 4.4645 -0.3311 -0.5208 20 7 3.4428 -1.1572 -1.1241 21 6 3.7904 -2.3986 -1.5861 22 1 4.6217 -2.9265 -1.1428 23 6 3.0741 -2.9784 -2.6243 24 7 2.2871 -2.2372 -3.3751 25 14 3.2273 -4.8103 -2.9558 26 1 2.2019 -5.5429 -2.1701 27 1 3.0211 -5.0704 -4.4032 28 1 4.5807 -5.2740 -2.5574 29 6 2.0405 -0.7177 -1.2626 30 1 -0.3633 0.5177 0.8877 31 1 -0.3634 0.5098 -0.8922 32 1 -0.3633 -1.0277 0.0046 33 1 3.1273 1.4456 -0.0122 34 1 1.6631 1.9601 -0.8838 35 1 1.6830 1.9531 0.8960 36 1 2.1869 -1.7618 1.0133 37 1 1.2949 -0.6081 2.0342 38 1 3.1106 -1.0672 3.5420 39 1 3.3632 0.3606 5.8135 40 1 4.8646 -0.5498 5.5216 41 1 5.4018 3.5345 7.1785 42 1 4.7366 2.9173 8.7235 43 1 7.3826 3.7067 8.4232 44 1 6.8627 2.4623 9.5991 45 1 6.5776 0.0568 8.5183 46 1 6.9465 0.0217 6.7668 47 1 5.4312 -0.1562 1.4128 48 1 4.5834 -1.6970 1.1598 49 1 4.2223 0.7197 -0.6796 50 1 5.4284 -0.5542 -0.9782 51 1 1.7869 -2.6423 -4.1008 52 1 1.4137 -1.5891 -1.4524 53 1 1.9663 -0.0373 -2.1110 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 ZINC001489342112.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 06:10:18 Heat of formation + Delta-G solvation = -89.097154 kcal Electronic energy + Delta-G solvation = -31417.517451 eV Core-core repulsion = 27290.691650 eV Total energy + Delta-G solvation = -4126.825801 eV No. of doubly occupied orbitals = 66 Molecular weight (most abundant/longest-lived isotopes) = 340.220 amu Computer time = 1.00 seconds Orbital eigenvalues (eV) -40.32385 -39.82925 -38.52560 -36.98978 -34.78185 -34.21100 -32.18385 -31.75187 -30.34457 -29.16261 -27.94264 -27.04589 -26.84703 -25.44482 -24.03168 -23.25969 -22.01302 -21.55808 -20.49055 -19.64762 -18.11930 -17.64676 -17.19028 -16.65067 -16.44978 -16.37445 -15.80428 -15.66201 -15.24528 -15.15379 -14.26478 -14.19625 -14.11059 -13.71140 -13.47068 -13.09270 -12.92332 -12.82077 -12.62768 -12.57738 -12.37637 -12.28183 -12.01263 -11.80869 -11.75370 -11.49512 -11.41542 -11.18885 -11.10812 -10.79729 -10.72616 -10.43199 -10.39704 -10.31631 -10.22449 -10.00872 -9.79209 -9.76038 -9.50200 -9.44113 -9.24971 -8.75707 -8.37729 -6.62810 -5.76554 -3.20309 2.71864 2.76004 3.36618 3.44478 3.45316 3.56813 3.78584 4.14809 4.43613 4.50647 4.55801 4.69799 4.71936 4.86252 4.94872 5.01667 5.04507 5.18174 5.26945 5.29621 5.35069 5.39822 5.44074 5.52573 5.61829 5.65349 5.71003 5.89403 5.94197 6.09296 6.23535 6.25716 6.27877 6.32739 6.33482 6.37024 6.43108 6.63940 6.66632 6.75748 6.78357 6.83199 6.89344 6.94263 7.00374 7.18674 7.44852 7.67629 7.74021 7.84566 8.37888 8.49353 9.26266 9.93080 10.38974 11.30449 Molecular weight = 340.22amu Principal moments of inertia in cm(-1) A = 0.018760 B = 0.002403 C = 0.002251 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 1492.209934 B =11650.709188 C =12434.385705 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.130 4.130 2 C -0.089 4.089 3 C -0.155 4.155 4 C -0.100 4.100 5 C 0.143 3.857 6 H 0.097 0.903 7 N -0.726 5.726 8 C 0.509 3.491 9 O -0.520 6.520 10 C 0.040 3.960 11 O -0.345 6.345 12 C 0.053 3.947 13 H 0.079 0.921 14 C -0.154 4.154 15 C 0.045 3.955 16 O -0.368 6.368 17 C 0.023 3.977 18 C -0.154 4.154 19 C 0.153 3.847 20 N -0.588 5.588 21 C -0.257 4.257 22 H 0.064 0.936 23 C 0.005 3.995 24 N -0.902 5.902 25 Si 0.898 3.102 26 H -0.289 1.289 27 H -0.292 1.292 28 H -0.280 1.280 29 C 0.191 3.809 30 H 0.042 0.958 31 H 0.052 0.948 32 H 0.052 0.948 33 H 0.075 0.925 34 H 0.049 0.951 35 H 0.041 0.959 36 H 0.078 0.922 37 H 0.051 0.949 38 H 0.394 0.606 39 H 0.078 0.922 40 H 0.078 0.922 41 H 0.094 0.906 42 H 0.086 0.914 43 H 0.095 0.905 44 H 0.060 0.940 45 H 0.068 0.932 46 H 0.098 0.902 47 H 0.052 0.948 48 H 0.060 0.940 49 H 0.045 0.955 50 H 0.048 0.952 51 H 0.253 0.747 52 H 0.073 0.927 53 H 0.027 0.973 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -0.113 5.785 23.000 23.716 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 -0.188 4.188 2 C -0.091 4.091 3 C -0.212 4.212 4 C -0.138 4.138 5 C 0.041 3.959 6 H 0.115 0.885 7 N -0.378 5.378 8 C 0.294 3.706 9 O -0.395 6.395 10 C -0.040 4.040 11 O -0.262 6.262 12 C -0.006 4.006 13 H 0.097 0.903 14 C -0.192 4.192 15 C -0.032 4.032 16 O -0.286 6.286 17 C -0.054 4.054 18 C -0.196 4.196 19 C 0.025 3.975 20 N -0.309 5.309 21 C -0.387 4.387 22 H 0.082 0.918 23 C -0.193 4.193 24 N -0.546 5.546 25 Si 0.729 3.271 26 H -0.216 1.216 27 H -0.218 1.218 28 H -0.205 1.205 29 C 0.066 3.934 30 H 0.062 0.938 31 H 0.072 0.928 32 H 0.071 0.929 33 H 0.094 0.906 34 H 0.068 0.932 35 H 0.060 0.940 36 H 0.097 0.903 37 H 0.070 0.930 38 H 0.227 0.773 39 H 0.096 0.904 40 H 0.096 0.904 41 H 0.112 0.888 42 H 0.105 0.895 43 H 0.113 0.887 44 H 0.078 0.922 45 H 0.086 0.914 46 H 0.117 0.883 47 H 0.070 0.930 48 H 0.079 0.921 49 H 0.063 0.937 50 H 0.066 0.934 51 H 0.063 0.937 52 H 0.091 0.909 53 H 0.045 0.955 Dipole moment (debyes) X Y Z Total from point charges 0.443 6.652 22.247 23.225 hybrid contribution -0.563 -1.786 0.323 1.900 sum -0.120 4.866 22.570 23.089 Atomic orbital electron populations 1.21786 0.95160 1.01252 1.00612 1.20918 0.94818 0.95454 0.97906 1.22393 1.02431 0.96129 1.00215 1.21290 0.94186 1.01715 0.96648 1.20404 0.95735 1.02964 0.76803 0.88539 1.46409 1.55498 1.25830 1.10050 1.20087 0.79148 0.83496 0.87905 1.90733 1.46642 1.29019 1.73146 1.22356 0.96812 0.91739 0.93137 1.88157 1.73218 1.44547 1.20311 1.23593 0.97345 0.97053 0.82594 0.90317 1.23079 0.97953 0.97257 1.00897 1.23418 0.91374 0.93388 0.95017 1.89247 1.35682 1.28928 1.74792 1.24051 0.88812 0.90899 1.01666 1.21870 0.96330 1.01188 1.00183 1.20801 0.93002 0.94207 0.89515 1.43642 1.03045 1.15656 1.68555 1.19195 1.15203 0.92606 1.11705 0.91823 1.25030 1.00549 0.98092 0.95656 1.70071 1.31884 1.33561 1.19074 0.86354 0.77823 0.85916 0.77042 1.21579 1.21842 1.20521 1.21073 0.84739 0.97583 0.89969 0.93844 0.92843 0.92881 0.90643 0.93215 0.94022 0.90311 0.93036 0.77336 0.90416 0.90432 0.88777 0.89515 0.88706 0.92161 0.91353 0.88350 0.92968 0.92121 0.93711 0.93407 0.93727 0.90861 0.95519 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 -0.13 -2.04 8.15 37.16 0.30 -1.74 16 2 C -0.09 -1.58 0.75 -155.08 -0.12 -1.69 16 3 C -0.16 -2.63 6.75 37.16 0.25 -2.38 16 4 C -0.10 -1.64 4.39 -28.02 -0.12 -1.76 16 5 C 0.14 2.34 1.79 -70.99 -0.13 2.21 16 6 H 0.10 1.74 3.95 -51.92 -0.20 1.53 16 7 N -0.73 -9.63 4.88 -56.81 -0.28 -9.91 16 8 C 0.51 7.34 7.75 -10.98 -0.09 7.26 16 9 O -0.52 -10.02 16.00 -14.35 -0.23 -10.25 16 10 C 0.04 0.40 6.27 36.01 0.23 0.63 16 11 O -0.34 -4.25 9.51 -55.14 -0.52 -4.78 16 12 C 0.05 0.45 3.59 -25.16 -0.09 0.36 16 13 H 0.08 0.45 7.84 -51.93 -0.41 0.04 16 14 C -0.15 -1.16 6.90 -25.16 -0.17 -1.33 16 15 C 0.04 0.34 7.63 37.93 0.29 0.63 16 16 O -0.37 -4.11 11.66 -35.23 -0.41 -4.52 16 17 C 0.02 0.20 7.40 37.94 0.28 0.48 16 18 C -0.15 -2.83 5.20 -28.58 -0.15 -2.98 16 19 C 0.15 3.22 5.58 -4.08 -0.02 3.20 16 20 N -0.59 -14.00 2.27 -172.08 -0.39 -14.39 16 21 C -0.26 -6.80 9.43 -15.05 -0.14 -6.94 16 22 H 0.06 1.68 7.88 -52.49 -0.41 1.27 16 23 C 0.01 0.15 4.84 -17.43 -0.08 0.06 16 24 N -0.90 -25.51 11.11 55.49 0.62 -24.90 16 25 Si 0.90 21.33 29.58 -169.99 -5.03 16.30 16 26 H -0.29 -6.81 7.11 56.52 0.40 -6.41 16 27 H -0.29 -7.06 7.11 56.52 0.40 -6.66 16 28 H -0.28 -6.56 7.11 56.52 0.40 -6.16 16 29 C 0.19 4.34 3.56 -2.95 -0.01 4.33 16 30 H 0.04 0.59 8.09 -51.93 -0.42 0.17 16 31 H 0.05 0.83 8.14 -51.93 -0.42 0.41 16 32 H 0.05 0.83 8.13 -51.92 -0.42 0.41 16 33 H 0.08 1.37 3.15 -51.93 -0.16 1.21 16 34 H 0.05 0.83 8.13 -51.93 -0.42 0.41 16 35 H 0.04 0.65 7.89 -51.93 -0.41 0.24 16 36 H 0.08 1.46 7.48 -51.93 -0.39 1.08 16 37 H 0.05 0.73 7.64 -51.93 -0.40 0.33 16 38 H 0.39 3.99 8.61 -40.82 -0.35 3.64 16 39 H 0.08 0.56 8.11 -51.93 -0.42 0.14 16 40 H 0.08 0.60 8.14 -51.93 -0.42 0.18 16 41 H 0.09 0.86 8.00 -51.93 -0.42 0.44 16 42 H 0.09 0.43 8.14 -51.93 -0.42 0.01 16 43 H 0.09 0.64 8.14 -51.93 -0.42 0.22 16 44 H 0.06 0.33 8.14 -51.93 -0.42 -0.09 16 45 H 0.07 0.42 8.14 -51.93 -0.42 -0.01 16 46 H 0.10 0.90 8.09 -51.93 -0.42 0.48 16 47 H 0.05 0.97 7.95 -51.93 -0.41 0.56 16 48 H 0.06 1.16 8.14 -51.93 -0.42 0.74 16 49 H 0.04 0.92 5.21 -51.93 -0.27 0.65 16 50 H 0.05 1.04 7.99 -51.93 -0.41 0.63 16 51 H 0.25 6.97 8.31 -40.82 -0.34 6.63 16 52 H 0.07 1.86 6.23 -51.93 -0.32 1.54 16 53 H 0.03 0.67 7.86 -51.93 -0.41 0.27 16 LS Contribution 399.84 15.07 6.03 6.03 Total: -1.00 -33.05 399.84 -9.17 -42.22 By element: Atomic # 1 Polarization: 13.06 SS G_CDS: -9.18 Total: 3.88 kcal Atomic # 6 Polarization: 0.09 SS G_CDS: 0.23 Total: 0.31 kcal Atomic # 7 Polarization: -49.15 SS G_CDS: -0.05 Total: -49.20 kcal Atomic # 8 Polarization: -18.39 SS G_CDS: -1.17 Total: -19.55 kcal Atomic # 14 Polarization: 21.33 SS G_CDS: -5.03 Total: 16.30 kcal Total LS contribution 6.03 Total: 6.03 kcal Total: -33.05 -9.17 -42.22 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. ZINC001489342112.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 -46.874 kcal (2) G-P(sol) polarization free energy of solvation -33.050 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -79.924 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -9.173 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -42.224 kcal (6) G-S(sol) free energy of system = (1) + (5) -89.097 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 1.01 seconds