Wall clock time and date at job start Tue Mar 31 2020 20:35:58 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 1.52997 * 1 3 3 C 1.53008 * 109.46794 * 2 1 4 4 H 1.08998 * 109.46872 * 304.99997 * 3 2 1 5 5 C 1.52995 * 109.47067 * 185.00399 * 3 2 1 6 6 O 1.42894 * 109.47280 * 64.99966 * 3 2 1 7 7 C 1.35896 * 117.00335 * 204.63475 * 6 3 2 8 8 C 1.38810 * 120.01530 * 354.95613 * 7 6 3 9 9 C 1.38178 * 120.09191 * 179.72202 * 8 7 6 10 10 C 1.38150 * 120.12788 * 0.26180 * 9 8 7 11 11 C 1.38926 * 120.03717 * 359.97438 * 10 9 8 12 12 N 1.39668 * 120.04910 * 180.02562 * 11 10 9 13 13 C 1.46503 * 120.00012 * 0.02562 * 12 11 10 14 14 C 1.53001 * 109.47324 * 179.97438 * 13 12 11 15 15 H 1.08997 * 109.47129 * 305.00033 * 14 13 12 16 16 O 1.42906 * 109.46709 * 64.99907 * 14 13 12 17 17 C 1.52999 * 109.47212 * 184.99837 * 14 13 12 18 18 N 1.46893 * 109.47083 * 178.43393 * 17 14 13 19 19 C 1.46905 * 110.99758 * 163.97607 * 18 17 14 20 20 C 1.46904 * 111.00280 * 287.92657 * 18 17 14 21 21 C 1.50697 * 109.47399 * 170.00036 * 20 18 17 22 22 H 1.08004 * 119.99800 * 0.02562 * 21 20 18 23 23 C 1.37867 * 119.99974 * 180.02562 * 21 20 18 24 24 N 1.31516 * 120.00165 * 179.97438 * 23 21 20 25 25 Si 1.86800 * 120.00250 * 0.02562 * 23 21 20 26 26 H 1.48498 * 109.47350 * 90.00106 * 25 23 21 27 27 H 1.48499 * 109.47237 * 210.00180 * 25 23 21 28 28 H 1.48502 * 109.46841 * 329.99982 * 25 23 21 29 29 C 1.38576 * 120.02063 * 175.21529 * 7 6 3 30 30 H 1.09009 * 109.47008 * 180.02562 * 1 2 3 31 31 H 1.08998 * 109.47520 * 299.99645 * 1 2 3 32 32 H 1.09003 * 109.47597 * 60.00274 * 1 2 3 33 33 H 1.08998 * 109.47520 * 240.00355 * 2 1 3 34 34 H 1.08998 * 109.47150 * 119.99816 * 2 1 3 35 35 H 1.09007 * 109.46686 * 299.99702 * 5 3 2 36 36 H 1.08994 * 109.47937 * 59.99519 * 5 3 2 37 37 H 1.09002 * 109.47320 * 180.02562 * 5 3 2 38 38 H 1.08004 * 119.95618 * 0.02562 * 8 7 6 39 39 H 1.07999 * 119.93052 * 180.27175 * 9 8 7 40 40 H 1.08000 * 119.98144 * 180.02562 * 10 9 8 41 41 H 0.96998 * 120.00330 * 180.02562 * 12 11 10 42 42 H 1.09005 * 109.46763 * 300.00280 * 13 12 11 43 43 H 1.08998 * 109.47376 * 59.99714 * 13 12 11 44 44 H 0.96701 * 113.99713 * 60.00413 * 16 14 13 45 45 H 1.09004 * 109.47010 * 298.43341 * 17 14 13 46 46 H 1.09002 * 109.46667 * 58.43241 * 17 14 13 47 47 H 1.08999 * 109.47184 * 65.35988 * 19 18 17 48 48 H 1.09007 * 109.46791 * 185.36079 * 19 18 17 49 49 H 1.09000 * 109.46992 * 305.35659 * 19 18 17 50 50 H 1.09000 * 109.47026 * 290.00677 * 20 18 17 51 51 H 1.08999 * 109.46783 * 50.00077 * 20 18 17 52 52 H 0.97000 * 120.00360 * 179.97438 * 24 23 21 53 53 H 1.07999 * 120.06366 * 359.96894 * 29 7 6 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 2.0399 1.4426 0.0000 4 1 1.6052 1.9816 -0.8418 5 6 3.5647 1.4445 -0.1258 6 8 1.6619 2.0815 1.2210 7 6 1.5594 3.4364 1.2024 8 6 1.9183 4.1444 0.0636 9 6 1.8093 5.5217 0.0410 10 6 1.3480 6.1991 1.1531 11 6 0.9919 5.4963 2.2974 12 7 0.5250 6.1809 3.4217 13 6 0.4099 7.6412 3.3947 14 6 -0.1221 8.1358 4.7412 15 1 -1.0604 7.6301 4.9691 16 8 0.8336 7.8507 5.7647 17 6 -0.3602 9.6456 4.6720 18 7 -0.9063 10.1143 5.9526 19 6 -0.7952 11.5745 6.0693 20 6 -2.2984 9.6771 6.1229 21 6 -2.7443 9.9588 7.5346 22 1 -2.0619 10.4173 8.2351 23 6 -4.0232 9.6313 7.9318 24 7 -4.4123 9.8767 9.1640 25 14 -5.2032 8.8378 6.7205 26 1 -5.0691 7.3607 6.7940 27 1 -6.5959 9.2258 7.0596 28 1 -4.8827 9.2961 5.3448 29 6 1.1016 4.1125 2.3221 30 1 -0.3633 -1.0278 0.0005 31 1 -0.3634 0.5138 0.8900 32 1 -0.3634 0.5138 -0.8900 33 1 1.8934 -0.5138 -0.8900 34 1 1.8933 -0.5138 0.8900 35 1 3.9993 0.9055 0.7161 36 1 3.8531 0.9572 -1.0571 37 1 3.9280 2.4722 -0.1254 38 1 2.2786 3.6176 -0.8077 39 1 2.0851 6.0695 -0.8479 40 1 1.2633 7.2756 1.1327 41 1 0.2770 5.6896 4.2204 42 1 1.3903 8.0795 3.2077 43 1 -0.2773 7.9369 2.6021 44 1 1.6943 8.2694 5.6268 45 1 0.5832 10.1534 4.4717 46 1 -1.0681 9.8654 3.8728 47 1 -1.4262 12.0482 5.3173 48 1 -1.1184 11.8852 7.0629 49 1 0.2415 11.8735 5.9144 50 1 -2.9373 10.2185 5.4252 51 1 -2.3699 8.6074 5.9259 52 1 -5.3122 9.6467 9.4434 53 1 0.8254 3.5636 3.2102 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 ZINC000566126202.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 20:35:58 Heat of formation + Delta-G solvation = -62.615623 kcal Electronic energy + Delta-G solvation = -28736.522772 eV Core-core repulsion = 24801.301348 eV Total energy + Delta-G solvation = -3935.221424 eV No. of doubly occupied orbitals = 65 Molecular weight (most abundant/longest-lived isotopes) = 336.220 amu Computer time = 0.85 seconds Orbital eigenvalues (eV) -40.48918 -38.88764 -37.90167 -35.92771 -34.90696 -34.17614 -32.46230 -31.15943 -30.39213 -29.75828 -28.62632 -27.92137 -25.87985 -24.36664 -23.54782 -22.98267 -22.41623 -21.51318 -20.55536 -20.01352 -18.47373 -17.11208 -16.76998 -16.44131 -15.99799 -15.95649 -15.60540 -15.44646 -14.85208 -14.58869 -14.57323 -14.29449 -13.94909 -13.82343 -13.67144 -13.54459 -13.49144 -13.30094 -13.08268 -12.72767 -12.53141 -12.34883 -12.18126 -12.01129 -11.70228 -11.63332 -11.46376 -11.42887 -11.33525 -11.12715 -11.01198 -10.86598 -10.78523 -10.53661 -10.25023 -10.05418 -9.94727 -9.76392 -9.25884 -8.57113 -8.40393 -7.51106 -7.40280 -6.05372 -4.02459 1.39275 1.52793 2.85590 3.27051 3.34499 3.34918 3.44310 3.78656 4.28243 4.40398 4.43345 4.50016 4.62197 4.65559 4.76565 4.87362 5.01096 5.03314 5.07832 5.12382 5.17658 5.18174 5.20660 5.27480 5.30805 5.40307 5.47111 5.48137 5.49817 5.53711 5.55976 5.69577 5.75448 5.82625 5.85778 5.93326 5.97543 6.16603 6.19802 6.22170 6.25752 6.42184 6.50400 6.62093 6.80781 6.92792 7.21417 7.36039 7.56043 7.66362 7.81111 7.95412 7.99292 8.64591 9.03608 9.55985 11.07827 Molecular weight = 336.22amu Principal moments of inertia in cm(-1) A = 0.015141 B = 0.002056 C = 0.001894 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 1848.886190 B =13616.887745 C =14780.786294 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.155 4.155 2 C -0.119 4.119 3 C 0.082 3.918 4 H 0.074 0.926 5 C -0.181 4.181 6 O -0.309 6.309 7 C 0.177 3.823 8 C -0.274 4.274 9 C -0.035 4.035 10 C -0.236 4.236 11 C 0.259 3.741 12 N -0.734 5.734 13 C 0.093 3.907 14 C 0.102 3.898 15 H 0.106 0.894 16 O -0.537 6.537 17 C 0.025 3.975 18 N -0.521 5.521 19 C 0.039 3.961 20 C 0.161 3.839 21 C -0.507 4.507 22 H 0.081 0.919 23 C 0.068 3.932 24 N -0.900 5.900 25 Si 0.873 3.127 26 H -0.275 1.275 27 H -0.286 1.286 28 H -0.269 1.269 29 C -0.234 4.234 30 H 0.056 0.944 31 H 0.063 0.937 32 H 0.053 0.947 33 H 0.080 0.920 34 H 0.073 0.927 35 H 0.066 0.934 36 H 0.069 0.931 37 H 0.065 0.935 38 H 0.122 0.878 39 H 0.120 0.880 40 H 0.120 0.880 41 H 0.407 0.593 42 H 0.063 0.937 43 H 0.067 0.933 44 H 0.367 0.633 45 H 0.068 0.932 46 H 0.034 0.966 47 H 0.012 0.988 48 H 0.080 0.920 49 H 0.047 0.953 50 H -0.013 1.013 51 H 0.023 0.977 52 H 0.263 0.737 53 H 0.126 0.874 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges 15.349 -14.141 -23.015 31.068 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 -0.212 4.212 2 C -0.156 4.156 3 C 0.025 3.975 4 H 0.092 0.908 5 C -0.238 4.238 6 O -0.223 6.223 7 C 0.131 3.869 8 C -0.294 4.294 9 C -0.054 4.054 10 C -0.259 4.259 11 C 0.153 3.847 12 N -0.362 5.362 13 C -0.032 4.032 14 C 0.042 3.958 15 H 0.124 0.876 16 O -0.340 6.340 17 C -0.105 4.105 18 N -0.245 5.245 19 C -0.109 4.109 20 C 0.035 3.965 21 C -0.545 4.545 22 H 0.099 0.901 23 C -0.134 4.134 24 N -0.539 5.539 25 Si 0.700 3.300 26 H -0.201 1.201 27 H -0.211 1.211 28 H -0.194 1.194 29 C -0.258 4.258 30 H 0.075 0.925 31 H 0.082 0.918 32 H 0.072 0.928 33 H 0.098 0.902 34 H 0.092 0.908 35 H 0.085 0.915 36 H 0.088 0.912 37 H 0.084 0.916 38 H 0.140 0.860 39 H 0.138 0.862 40 H 0.138 0.862 41 H 0.242 0.758 42 H 0.081 0.919 43 H 0.085 0.915 44 H 0.213 0.787 45 H 0.087 0.913 46 H 0.052 0.948 47 H 0.030 0.970 48 H 0.099 0.901 49 H 0.065 0.935 50 H 0.004 0.996 51 H 0.041 0.959 52 H 0.073 0.927 53 H 0.144 0.856 Dipole moment (debyes) X Y Z Total from point charges 14.910 -14.623 -22.107 30.412 hybrid contribution -0.851 0.201 -1.435 1.680 sum 14.059 -14.422 -23.542 30.982 Atomic orbital electron populations 1.21766 0.95055 1.01869 1.02516 1.21635 0.96927 0.93979 1.03094 1.22477 0.94954 0.93820 0.86212 0.90786 1.22386 0.95347 1.03305 1.02796 1.86091 1.83584 1.17053 1.35538 1.18558 0.92879 0.81975 0.93517 1.20949 1.14350 0.95195 0.98924 1.20615 0.94424 0.93331 0.97003 1.20538 1.11919 0.99707 0.93764 1.17472 0.90008 0.90137 0.87105 1.44666 1.71445 1.05821 1.14256 1.22118 1.00998 0.80802 0.99293 1.22136 0.93332 0.95151 0.85207 0.87603 1.86693 1.24665 1.74645 1.48043 1.22658 0.99836 0.95129 0.92851 1.61855 1.22696 1.11317 1.28600 1.22236 0.98672 0.87700 1.02322 1.20236 0.83319 0.95052 0.97881 1.21003 0.98088 1.40489 0.94904 0.90102 1.24901 0.97925 0.95538 0.95024 1.69889 1.18904 1.48326 1.16753 0.86896 0.80762 0.80253 0.82041 1.20090 1.21149 1.19400 1.19670 1.14619 0.92030 0.99469 0.92467 0.91822 0.92828 0.90182 0.90790 0.91481 0.91181 0.91555 0.86020 0.86220 0.86207 0.75756 0.91883 0.91477 0.78710 0.91339 0.94815 0.96994 0.90124 0.93466 0.99552 0.95887 0.92666 0.85561 Number of geometries 1 Number of calculations of the screened coulomb radii 1 The total number of SCF iterations 13. 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 -1.08 9.81 37.16 0.36 -0.72 16 2 C -0.12 -0.76 5.64 -26.73 -0.15 -0.91 16 3 C 0.08 0.63 2.23 -26.73 -0.06 0.57 16 4 H 0.07 0.54 6.31 -51.93 -0.33 0.21 16 5 C -0.18 -1.18 9.17 37.16 0.34 -0.84 16 6 O -0.31 -3.37 9.33 -19.41 -0.18 -3.55 16 7 C 0.18 2.05 6.59 -39.24 -0.26 1.80 16 8 C -0.27 -2.79 8.23 -39.39 -0.32 -3.12 16 9 C -0.03 -0.35 10.03 -39.64 -0.40 -0.75 16 10 C -0.24 -2.62 9.31 -39.36 -0.37 -2.99 16 11 C 0.26 3.13 6.65 -83.81 -0.56 2.58 16 12 N -0.73 -8.71 5.68 -58.65 -0.33 -9.05 16 13 C 0.09 1.05 4.55 -4.04 -0.02 1.03 16 14 C 0.10 1.45 3.02 -26.73 -0.08 1.37 16 15 H 0.11 1.77 6.55 -51.93 -0.34 1.43 16 16 O -0.54 -8.14 13.18 -35.23 -0.46 -8.60 16 17 C 0.03 0.38 4.63 -3.83 -0.02 0.37 16 18 N -0.52 -10.52 4.60 -244.37 -1.12 -11.65 16 19 C 0.04 0.72 9.32 60.07 0.56 1.28 16 20 C 0.16 3.87 3.64 -4.98 -0.02 3.85 16 21 C -0.51 -14.45 9.09 -34.45 -0.31 -14.76 16 22 H 0.08 2.52 7.34 -52.48 -0.39 2.13 16 23 C 0.07 1.97 5.47 -17.82 -0.10 1.87 16 24 N -0.90 -27.71 13.96 55.43 0.77 -26.94 16 25 Si 0.87 21.57 27.47 -169.99 -4.67 16.90 16 26 H -0.28 -6.70 7.11 56.52 0.40 -6.30 16 27 H -0.29 -6.99 7.11 56.52 0.40 -6.59 16 28 H -0.27 -6.38 6.54 56.52 0.37 -6.01 16 29 C -0.23 -2.90 9.83 -39.24 -0.39 -3.28 16 30 H 0.06 0.34 8.14 -51.92 -0.42 -0.08 16 31 H 0.06 0.55 7.82 -51.93 -0.41 0.14 16 32 H 0.05 0.35 8.14 -51.93 -0.42 -0.07 16 33 H 0.08 0.36 8.14 -51.93 -0.42 -0.06 16 34 H 0.07 0.50 8.14 -51.93 -0.42 0.07 16 35 H 0.07 0.46 8.14 -51.93 -0.42 0.04 16 36 H 0.07 0.32 8.14 -51.93 -0.42 -0.10 16 37 H 0.07 0.48 6.90 -51.93 -0.36 0.12 16 38 H 0.12 1.01 5.42 -52.48 -0.28 0.73 16 39 H 0.12 0.91 8.06 -52.49 -0.42 0.48 16 40 H 0.12 1.19 6.73 -52.49 -0.35 0.84 16 41 H 0.41 4.96 8.48 -40.82 -0.35 4.62 16 42 H 0.06 0.62 7.95 -51.93 -0.41 0.21 16 43 H 0.07 0.73 7.95 -51.93 -0.41 0.32 16 44 H 0.37 4.19 9.05 45.56 0.41 4.60 16 45 H 0.07 0.87 7.88 -51.93 -0.41 0.46 16 46 H 0.03 0.51 8.05 -51.93 -0.42 0.09 16 47 H 0.01 0.21 8.13 -51.93 -0.42 -0.21 16 48 H 0.08 1.68 6.90 -51.93 -0.36 1.32 16 49 H 0.05 0.72 7.97 -51.93 -0.41 0.31 16 50 H -0.01 -0.32 7.17 -51.93 -0.37 -0.69 16 51 H 0.02 0.56 5.81 -51.93 -0.30 0.25 16 52 H 0.26 7.60 8.31 -40.82 -0.34 7.26 16 53 H 0.13 1.52 8.06 -52.49 -0.42 1.10 16 LS Contribution 417.87 15.07 6.30 6.30 Total: -1.00 -32.67 417.87 -9.94 -42.61 By element: Atomic # 1 Polarization: 15.08 SS G_CDS: -8.46 Total: 6.62 kcal Atomic # 6 Polarization: -10.87 SS G_CDS: -1.78 Total: -12.65 kcal Atomic # 7 Polarization: -46.95 SS G_CDS: -0.68 Total: -47.63 kcal Atomic # 8 Polarization: -11.50 SS G_CDS: -0.65 Total: -12.15 kcal Atomic # 14 Polarization: 21.57 SS G_CDS: -4.67 Total: 16.90 kcal Total LS contribution 6.30 Total: 6.30 kcal Total: -32.67 -9.94 -42.61 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. ZINC000566126202.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 -20.008 kcal (2) G-P(sol) polarization free energy of solvation -32.666 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -52.674 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -9.942 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -42.608 kcal (6) G-S(sol) free energy of system = (1) + (5) -62.616 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.85 seconds