Wall clock time and date at job start Wed Apr 1 2020 00:14:13 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 1.52995 * 1 3 3 H 1.08996 * 109.47288 * 2 1 4 4 C 1.50701 * 109.47211 * 239.99900 * 2 1 3 5 5 H 1.07999 * 119.99851 * 240.00228 * 4 2 1 6 6 C 1.37881 * 119.99719 * 59.99763 * 4 2 1 7 7 N 1.31510 * 120.00011 * 359.97438 * 6 4 2 8 8 Si 1.86807 * 119.99750 * 180.02562 * 6 4 2 9 9 H 1.48496 * 109.47053 * 89.99761 * 8 6 4 10 10 H 1.48495 * 109.46863 * 209.99994 * 8 6 4 11 11 H 1.48502 * 109.47111 * 329.99976 * 8 6 4 12 12 N 1.46502 * 109.47021 * 119.99777 * 2 1 3 13 13 C 1.46500 * 119.99782 * 60.00257 * 12 2 1 14 14 C 1.34773 * 120.00208 * 239.99667 * 12 2 1 15 15 O 1.21282 * 119.99690 * 0.02562 * 14 12 2 16 16 C 1.50692 * 120.00300 * 180.02562 * 14 12 2 17 17 H 1.09005 * 110.64244 * 336.96178 * 16 14 12 18 18 C 1.55160 * 110.72130 * 213.81993 * 16 14 12 19 19 C 1.54909 * 101.58338 * 277.13704 * 18 16 14 20 20 N 1.47425 * 104.83161 * 322.99084 * 19 18 16 21 21 C 1.34770 * 125.64510 * 203.85979 * 20 19 18 22 22 O 1.21513 * 119.99987 * 180.02562 * 21 20 19 23 23 O 1.34633 * 120.00297 * 0.02818 * 21 20 19 24 24 C 1.45208 * 117.00322 * 180.02562 * 23 21 20 25 25 C 1.52993 * 109.47221 * 59.99363 * 24 23 21 26 26 C 1.53000 * 109.46957 * 180.02562 * 24 23 21 27 27 C 1.52999 * 109.46559 * 299.99780 * 24 23 21 28 28 C 1.47022 * 108.70388 * 24.12921 * 20 19 18 29 29 H 1.09004 * 109.88094 * 239.52363 * 28 20 19 30 30 C 1.53000 * 109.88354 * 118.35576 * 28 20 19 31 31 H 1.09001 * 109.47221 * 180.02562 * 1 2 3 32 32 H 1.09007 * 109.47112 * 300.00225 * 1 2 3 33 33 H 1.08997 * 109.47642 * 60.00331 * 1 2 3 34 34 H 0.97002 * 119.99715 * 179.97438 * 7 6 4 35 35 H 1.09001 * 109.46948 * 269.99550 * 13 12 2 36 36 H 1.08994 * 109.47392 * 29.99860 * 13 12 2 37 37 H 1.09006 * 109.47292 * 149.99731 * 13 12 2 38 38 H 1.09009 * 111.00043 * 159.06619 * 18 16 14 39 39 H 1.09002 * 111.00317 * 35.21955 * 18 16 14 40 40 H 1.08993 * 110.36437 * 204.14958 * 19 18 16 41 41 H 1.08996 * 110.36501 * 81.82941 * 19 18 16 42 42 H 1.09004 * 109.46727 * 60.00779 * 25 24 23 43 43 H 1.09000 * 109.47195 * 180.02562 * 25 24 23 44 44 H 1.08998 * 109.47528 * 300.00640 * 25 24 23 45 45 H 1.08993 * 109.47478 * 60.00060 * 26 24 23 46 46 H 1.09000 * 109.46759 * 179.97438 * 26 24 23 47 47 H 1.08998 * 109.47232 * 299.99166 * 26 24 23 48 48 H 1.08998 * 109.47475 * 59.99803 * 27 24 23 49 49 H 1.09000 * 109.47228 * 180.02562 * 27 24 23 50 50 H 1.09007 * 109.47347 * 299.99622 * 27 24 23 51 51 H 1.09006 * 109.47032 * 66.20812 * 30 28 20 52 52 H 1.09000 * 109.47292 * 186.20367 * 30 28 20 53 53 H 1.08996 * 109.46924 * 306.20915 * 30 28 20 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 1 1.8933 1.0276 0.0000 4 6 2.0323 -0.7104 -1.2305 5 1 2.6532 -1.5885 -1.1313 6 6 1.6992 -0.2394 -2.4827 7 7 0.9426 0.8296 -2.6034 8 14 2.3213 -1.1204 -4.0080 9 1 1.3427 -2.1618 -4.4118 10 1 2.4864 -0.1415 -5.1123 11 1 3.6293 -1.7584 -3.7122 12 7 2.0183 -0.6906 1.1962 13 6 1.6644 -2.0932 1.4280 14 6 2.7932 -0.0356 2.0833 15 8 3.0858 1.1256 1.8916 16 6 3.2959 -0.7461 3.3135 17 1 2.6558 -1.5945 3.5559 18 6 3.3878 0.2328 4.5138 19 6 4.7595 0.9068 4.2612 20 7 5.6163 -0.1688 3.7296 21 6 6.9625 -0.2004 3.7851 22 8 7.5681 -1.1414 3.3116 23 8 7.6363 0.8107 4.3650 24 6 9.0847 0.7101 4.3881 25 6 9.6135 0.6324 2.9546 26 6 9.6704 1.9412 5.0825 27 6 9.4961 -0.5499 5.1524 28 6 4.7592 -1.1980 3.1233 29 1 4.9195 -2.1543 3.6212 30 6 5.0748 -1.3253 1.6316 31 1 -0.3634 -1.0277 0.0005 32 1 -0.3634 0.5139 0.8900 33 1 -0.3634 0.5137 -0.8900 34 1 0.7086 1.1611 -3.4844 35 1 0.7375 -2.1443 1.9994 36 1 1.5295 -2.5968 0.4709 37 1 2.4628 -2.5819 1.9864 38 1 3.3867 -0.3083 5.4601 39 1 2.5810 0.9651 4.4834 40 1 5.1701 1.2927 5.1942 41 1 4.6593 1.7085 3.5296 42 1 9.3204 1.5301 2.4101 43 1 10.7007 0.5564 2.9720 44 1 9.1961 -0.2449 2.4603 45 1 9.2937 1.9960 6.1038 46 1 10.7576 1.8654 5.1002 47 1 9.3774 2.8390 4.5384 48 1 9.0787 -1.4272 4.6582 49 1 10.5833 -0.6253 5.1702 50 1 9.1194 -0.4946 6.1738 51 1 6.0859 -1.7128 1.5059 52 1 4.3636 -2.0082 1.1668 53 1 4.9997 -0.3458 1.1595 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 ZINC000492307822.mol2 53 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED SCF FIELD WAS ACHIEVED Wall clock time and date at job start Wed Apr 1 2020 00:14:13 Heat of formation + Delta-G solvation = -109.888121 kcal Electronic energy + Delta-G solvation = -32394.338054 eV Core-core repulsion = 28266.610689 eV Total energy + Delta-G solvation = -4127.727365 eV No. of doubly occupied orbitals = 66 Molecular weight (most abundant/longest-lived isotopes) = 340.220 amu Computer time = 0.96 seconds Orbital eigenvalues (eV) -40.97954 -39.94182 -37.85244 -36.32885 -35.24511 -34.15604 -32.97288 -31.59107 -31.22857 -29.29674 -27.54603 -27.47123 -26.28501 -25.89707 -25.20289 -23.83043 -22.70534 -21.36918 -20.15222 -19.21619 -18.02710 -17.78525 -17.14873 -16.44568 -16.35740 -16.06861 -15.42260 -15.16638 -14.84273 -14.63155 -14.34327 -13.89971 -13.82938 -13.48044 -13.20309 -13.10990 -12.82844 -12.62461 -12.49686 -12.35562 -12.17421 -12.11087 -11.99654 -11.93003 -11.80937 -11.55352 -11.46947 -11.41147 -11.30436 -11.17916 -11.08125 -11.02816 -10.83234 -10.72713 -10.68032 -10.38734 -10.26779 -10.17419 -9.92103 -9.19640 -8.85584 -8.62216 -8.43289 -7.60925 -6.08417 -4.16210 2.11729 2.94383 3.24083 3.26340 3.33579 3.36875 3.85422 3.91794 4.38650 4.50616 4.60163 4.64279 4.65502 4.78808 4.88953 5.18938 5.23426 5.29122 5.31359 5.37216 5.40492 5.46428 5.49671 5.54007 5.63935 5.64769 5.72700 5.75006 5.79454 5.79647 5.84972 5.99289 6.00663 6.17138 6.21331 6.22352 6.25797 6.34158 6.39056 6.50894 6.67932 6.73834 6.81584 7.04946 7.39949 7.51967 7.59173 7.70608 8.00218 8.18715 8.42781 8.50677 8.81888 9.03083 9.50467 10.96809 Molecular weight = 340.22amu Principal moments of inertia in cm(-1) A = 0.014795 B = 0.003161 C = 0.002869 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 1892.054647 B = 8855.561116 C = 9755.994132 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.146 4.146 2 C 0.259 3.741 3 H 0.063 0.937 4 C -0.524 4.524 5 H 0.060 0.940 6 C 0.065 3.935 7 N -0.887 5.887 8 Si 0.896 3.104 9 H -0.280 1.280 10 H -0.286 1.286 11 H -0.274 1.274 12 N -0.590 5.590 13 C 0.079 3.921 14 C 0.519 3.481 15 O -0.547 6.547 16 C -0.128 4.128 17 H 0.108 0.892 18 C -0.111 4.111 19 C 0.105 3.895 20 N -0.595 5.595 21 C 0.670 3.330 22 O -0.570 6.570 23 O -0.362 6.362 24 C 0.136 3.864 25 C -0.184 4.184 26 C -0.140 4.140 27 C -0.182 4.182 28 C 0.175 3.825 29 H 0.083 0.917 30 C -0.173 4.173 31 H 0.029 0.971 32 H 0.010 0.990 33 H 0.093 0.907 34 H 0.263 0.737 35 H 0.044 0.956 36 H 0.082 0.918 37 H 0.054 0.946 38 H 0.079 0.921 39 H 0.091 0.909 40 H 0.075 0.925 41 H 0.089 0.911 42 H 0.060 0.940 43 H 0.068 0.932 44 H 0.089 0.911 45 H 0.065 0.935 46 H 0.078 0.922 47 H 0.067 0.933 48 H 0.088 0.912 49 H 0.068 0.932 50 H 0.057 0.943 51 H 0.069 0.931 52 H 0.074 0.926 53 H 0.070 0.930 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges 10.112 -2.939 17.220 20.185 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 -0.205 4.205 2 C 0.159 3.841 3 H 0.080 0.920 4 C -0.563 4.563 5 H 0.078 0.922 6 C -0.137 4.137 7 N -0.526 5.526 8 Si 0.724 3.276 9 H -0.206 1.206 10 H -0.211 1.211 11 H -0.199 1.199 12 N -0.320 5.320 13 C -0.065 4.065 14 C 0.305 3.695 15 O -0.426 6.426 16 C -0.150 4.150 17 H 0.127 0.873 18 C -0.150 4.150 19 C -0.018 4.018 20 N -0.336 5.336 21 C 0.425 3.575 22 O -0.460 6.460 23 O -0.277 6.277 24 C 0.099 3.901 25 C -0.241 4.241 26 C -0.197 4.197 27 C -0.239 4.239 28 C 0.073 3.927 29 H 0.101 0.899 30 C -0.231 4.231 31 H 0.048 0.952 32 H 0.029 0.971 33 H 0.111 0.889 34 H 0.073 0.927 35 H 0.062 0.938 36 H 0.100 0.900 37 H 0.073 0.927 38 H 0.098 0.902 39 H 0.110 0.890 40 H 0.093 0.907 41 H 0.107 0.893 42 H 0.079 0.921 43 H 0.087 0.913 44 H 0.107 0.893 45 H 0.084 0.916 46 H 0.097 0.903 47 H 0.086 0.914 48 H 0.107 0.893 49 H 0.087 0.913 50 H 0.076 0.924 51 H 0.088 0.912 52 H 0.093 0.907 53 H 0.089 0.911 Dipole moment (debyes) X Y Z Total from point charges 10.512 -2.468 16.815 19.984 hybrid contribution 0.250 -0.609 -0.962 1.165 sum 10.762 -3.077 15.853 19.407 Atomic orbital electron populations 1.22084 0.98260 0.99368 1.00748 1.18918 0.90781 0.94475 0.79884 0.91955 1.21306 1.31764 1.12984 0.90259 0.92225 1.24880 0.94945 0.94949 0.98943 1.69876 1.36367 1.22586 1.23735 0.86528 0.79241 0.79335 0.82514 1.20627 1.21136 1.19886 1.48234 1.48827 1.11512 1.23466 1.21671 0.98738 0.83515 1.02552 1.19863 0.78921 0.86925 0.83789 1.90637 1.58201 1.17052 1.76665 1.22614 0.96167 1.00376 0.95862 0.87350 1.22642 0.97671 0.98318 0.96351 1.22431 0.89167 0.90739 0.99437 1.47220 1.01847 1.24350 1.60207 1.17393 0.81438 0.81085 0.77535 1.90870 1.66945 1.36076 1.52064 1.86311 1.22150 1.45131 1.74065 1.22031 0.74816 0.96666 0.96609 1.22516 1.01576 1.04483 0.95550 1.21845 1.00545 0.96361 1.00938 1.22511 1.02112 0.98930 1.00359 1.21301 0.86455 0.90000 0.94944 0.89871 1.22316 1.02991 1.04030 0.93734 0.95189 0.97085 0.88889 0.92710 0.93790 0.89951 0.92689 0.90190 0.89030 0.90680 0.89315 0.92077 0.91346 0.89267 0.91599 0.90294 0.91412 0.89315 0.91344 0.92361 0.91241 0.90738 0.91061 Number of geometries 1 Number of calculations of the screened coulomb radii 1 The total number of SCF iterations 12. 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 -3.40 8.97 37.16 0.33 -3.07 16 2 C 0.26 6.39 2.64 -69.08 -0.18 6.20 16 3 H 0.06 1.80 6.90 -51.93 -0.36 1.44 16 4 C -0.52 -13.78 7.99 -34.44 -0.28 -14.06 16 5 H 0.06 1.54 7.33 -52.49 -0.38 1.16 16 6 C 0.07 1.76 5.30 -17.82 -0.09 1.66 16 7 N -0.89 -24.84 11.32 55.43 0.63 -24.21 16 8 Si 0.90 20.94 29.54 -169.99 -5.02 15.92 16 9 H -0.28 -6.41 7.11 56.52 0.40 -6.01 16 10 H -0.29 -6.71 7.11 56.52 0.40 -6.31 16 11 H -0.27 -6.40 7.11 56.52 0.40 -6.00 16 12 N -0.59 -11.77 2.60 -175.27 -0.46 -12.22 16 13 C 0.08 1.24 8.35 59.85 0.50 1.74 16 14 C 0.52 9.88 4.57 -10.99 -0.05 9.83 16 15 O -0.55 -12.48 14.02 5.56 0.08 -12.40 16 16 C -0.13 -1.79 2.52 -89.94 -0.23 -2.01 16 17 H 0.11 1.22 6.34 -51.93 -0.33 0.89 16 18 C -0.11 -1.34 6.34 -24.58 -0.16 -1.49 16 19 C 0.10 1.43 6.51 -2.53 -0.02 1.41 16 20 N -0.60 -9.01 3.07 -168.76 -0.52 -9.53 16 21 C 0.67 10.62 7.72 54.05 0.42 11.04 16 22 O -0.57 -9.78 10.99 -19.28 -0.21 -9.99 16 23 O -0.36 -5.14 9.42 -40.31 -0.38 -5.52 16 24 C 0.14 1.56 1.13 -90.62 -0.10 1.46 16 25 C -0.18 -2.18 8.37 37.15 0.31 -1.87 16 26 C -0.14 -1.19 8.85 37.16 0.33 -0.86 16 27 C -0.18 -1.92 8.37 37.16 0.31 -1.61 16 28 C 0.18 2.57 3.39 -66.95 -0.23 2.34 16 29 H 0.08 1.08 8.14 -51.93 -0.42 0.66 16 30 C -0.17 -2.97 8.11 37.16 0.30 -2.67 16 31 H 0.03 0.64 7.67 -51.93 -0.40 0.24 16 32 H 0.01 0.22 8.14 -51.93 -0.42 -0.20 16 33 H 0.09 2.40 6.07 -51.93 -0.32 2.08 16 34 H 0.26 7.03 8.31 -40.82 -0.34 6.69 16 35 H 0.04 0.60 8.14 -51.93 -0.42 0.18 16 36 H 0.08 1.39 7.02 -51.93 -0.36 1.03 16 37 H 0.05 0.69 5.63 -51.93 -0.29 0.40 16 38 H 0.08 0.74 8.14 -51.92 -0.42 0.32 16 39 H 0.09 1.13 8.01 -51.93 -0.42 0.71 16 40 H 0.07 0.88 8.05 -51.93 -0.42 0.46 16 41 H 0.09 1.45 6.94 -51.93 -0.36 1.09 16 42 H 0.06 0.74 8.14 -51.93 -0.42 0.31 16 43 H 0.07 0.64 8.14 -51.93 -0.42 0.22 16 44 H 0.09 1.29 5.88 -51.93 -0.31 0.98 16 45 H 0.06 0.52 8.14 -51.93 -0.42 0.10 16 46 H 0.08 0.51 8.14 -51.93 -0.42 0.09 16 47 H 0.07 0.59 8.14 -51.93 -0.42 0.16 16 48 H 0.09 1.15 5.88 -51.93 -0.31 0.85 16 49 H 0.07 0.58 8.14 -51.93 -0.42 0.15 16 50 H 0.06 0.57 8.14 -51.93 -0.42 0.15 16 51 H 0.07 1.21 7.03 -51.93 -0.36 0.85 16 52 H 0.07 1.25 6.56 -51.93 -0.34 0.91 16 53 H 0.07 1.48 7.01 -51.93 -0.36 1.11 16 LS Contribution 401.58 15.07 6.05 6.05 Total: -1.00 -31.37 401.58 -7.76 -39.13 By element: Atomic # 1 Polarization: 13.83 SS G_CDS: -9.10 Total: 4.73 kcal Atomic # 6 Polarization: 6.87 SS G_CDS: 1.17 Total: 8.04 kcal Atomic # 7 Polarization: -45.62 SS G_CDS: -0.35 Total: -45.96 kcal Atomic # 8 Polarization: -27.40 SS G_CDS: -0.51 Total: -27.91 kcal Atomic # 14 Polarization: 20.94 SS G_CDS: -5.02 Total: 15.92 kcal Total LS contribution 6.05 Total: 6.05 kcal Total: -31.37 -7.76 -39.13 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. ZINC000492307822.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 -70.757 kcal (2) G-P(sol) polarization free energy of solvation -31.372 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -102.129 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -7.759 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -39.131 kcal (6) G-S(sol) free energy of system = (1) + (5) -109.888 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.96 seconds