Wall clock time and date at job start Sat Apr 11 2020 06:08:07 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 1.50702 * 1 3 3 C 1.50701 * 119.99808 * 2 1 4 4 C 1.31001 * 120.00152 * 179.97438 * 2 1 3 5 5 C 1.50701 * 119.99727 * 5.46669 * 4 2 1 6 6 N 1.46896 * 109.46919 * 125.45865 * 5 4 2 7 7 C 1.46904 * 111.00277 * 179.97438 * 6 5 4 8 8 C 1.52992 * 109.47267 * 179.97438 * 7 6 5 9 9 C 1.53007 * 109.47187 * 180.02562 * 8 7 6 10 10 C 1.53347 * 109.41703 * 295.12902 * 9 8 7 11 11 C 1.53192 * 109.15099 * 178.67421 * 10 9 8 12 12 N 1.46920 * 108.89157 * 54.57589 * 11 10 9 13 13 C 1.34776 * 120.63016 * 126.34591 * 12 11 10 14 14 O 1.21285 * 119.99962 * 359.97438 * 13 12 11 15 15 C 1.50698 * 120.00249 * 179.97438 * 13 12 11 16 16 S 1.81003 * 109.47347 * 179.97438 * 15 13 12 17 17 C 1.76193 * 100.00165 * 180.02562 * 16 15 13 18 18 H 1.08002 * 120.00126 * 0.02562 * 17 16 15 19 19 C 1.38800 * 120.00474 * 180.02562 * 17 16 15 20 20 N 1.31636 * 119.99318 * 0.02562 * 19 17 16 21 21 Si 1.86796 * 120.00551 * 179.97438 * 19 17 16 22 22 H 1.48504 * 109.46920 * 89.99858 * 21 19 17 23 23 H 1.48495 * 109.47133 * 209.99795 * 21 19 17 24 24 H 1.48498 * 109.47011 * 330.00293 * 21 19 17 25 25 C 1.46927 * 118.74255 * 306.32383 * 12 11 10 26 26 C 1.53041 * 109.46096 * 175.00166 * 9 8 7 27 27 H 1.09001 * 109.47280 * 234.93252 * 1 2 3 28 28 H 1.09000 * 109.47105 * 354.92761 * 1 2 3 29 29 H 1.08994 * 109.47308 * 114.93173 * 1 2 3 30 30 H 1.08999 * 109.47032 * 239.99703 * 3 2 1 31 31 H 1.09000 * 109.47411 * 359.97438 * 3 2 1 32 32 H 1.08997 * 109.47175 * 120.00086 * 3 2 1 33 33 H 1.07992 * 120.00199 * 185.47149 * 4 2 1 34 34 H 1.08998 * 109.47532 * 5.45910 * 5 4 2 35 35 H 1.08997 * 109.47018 * 245.45870 * 5 4 2 36 36 H 1.00910 * 111.00177 * 303.94934 * 6 5 4 37 37 H 1.09003 * 109.46635 * 59.99855 * 7 6 5 38 38 H 1.08998 * 109.46844 * 299.99883 * 7 6 5 39 39 H 1.09001 * 109.47295 * 59.99952 * 8 7 6 40 40 H 1.08998 * 109.47665 * 300.00314 * 8 7 6 41 41 H 1.08998 * 109.46009 * 55.02842 * 9 8 7 42 42 H 1.09004 * 109.68395 * 58.70720 * 10 9 8 43 43 H 1.09003 * 109.47605 * 298.51441 * 10 9 8 44 44 H 1.09006 * 109.58392 * 294.72165 * 11 10 9 45 45 H 1.08998 * 109.58764 * 174.44297 * 11 10 9 46 46 H 1.09001 * 109.47326 * 299.99891 * 15 13 12 47 47 H 1.08997 * 109.47201 * 60.00157 * 15 13 12 48 48 H 0.97000 * 119.99458 * 180.02562 * 20 19 17 49 49 H 1.08991 * 109.58834 * 173.39847 * 25 12 11 50 50 H 1.09004 * 109.58618 * 293.67997 * 25 12 11 51 51 H 1.09004 * 109.49755 * 61.43694 * 26 9 8 52 52 H 1.08998 * 109.52486 * 301.35158 * 26 9 8 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 1.5070 0.0000 0.0000 3 6 2.2605 1.3051 0.0000 4 6 2.1621 -1.1345 0.0005 5 6 1.4137 -2.4367 -0.1232 6 7 1.9578 -3.2091 -1.2480 7 6 1.2513 -4.4882 -1.3990 8 6 1.8442 -5.2623 -2.5779 9 6 1.1079 -6.5943 -2.7356 10 6 1.3648 -7.4679 -1.5018 11 6 0.5984 -8.7860 -1.6509 12 7 0.9741 -9.4131 -2.9253 13 6 1.4219 -10.6839 -2.9596 14 8 1.5183 -11.3208 -1.9319 15 6 1.8028 -11.3134 -4.2747 16 16 2.3617 -13.0115 -3.9914 17 6 2.7327 -13.4916 -5.6456 18 1 2.5882 -12.7925 -6.4561 19 6 3.2105 -14.7682 -5.9072 20 7 3.3861 -15.6204 -4.9195 21 14 3.6031 -15.2774 -7.6611 22 1 5.0202 -14.9537 -7.9650 23 1 3.3856 -16.7385 -7.8127 24 1 2.7158 -14.5446 -8.5996 25 6 0.8520 -8.6290 -4.1618 26 6 1.6156 -7.3124 -3.9881 27 1 -0.3634 -0.5904 0.8411 28 1 -0.3633 1.0236 0.0909 29 1 -0.3633 -0.4332 -0.9318 30 1 2.8872 1.3629 -0.8900 31 1 1.5522 2.1336 -0.0005 32 1 2.8871 1.3629 0.8899 33 1 3.2383 -1.1366 0.0897 34 1 0.3574 -2.2334 -0.2994 35 1 1.5249 -3.0086 0.7979 36 1 1.9252 -2.6745 -2.1033 37 1 0.1937 -4.2995 -1.5837 38 1 1.3619 -5.0742 -0.4866 39 1 2.9019 -5.4510 -2.3936 40 1 1.7334 -4.6762 -3.4902 41 1 0.0382 -6.4087 -2.8319 42 1 1.0239 -6.9481 -0.6064 43 1 2.4318 -7.6749 -1.4188 44 1 -0.4735 -8.5882 -1.6430 45 1 0.8532 -9.4521 -0.8266 46 1 0.9378 -11.3211 -4.9379 47 1 2.6072 -10.7384 -4.7333 48 1 3.7204 -16.5124 -5.1023 49 1 1.2763 -9.1904 -4.9940 50 1 -0.1995 -8.4206 -4.3599 51 1 2.6802 -7.5206 -3.8817 52 1 1.4539 -6.6802 -4.8612 RHF calculation, no. of doubly occupied orbitals= 63 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). S: (AM1): M.J.S. DEWAR, Y.-C. YUAN, INORGANIC CHEM., 29, 589 (1990) 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 ZINC001714250428.mol2 52 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 06:08:07 Heat of formation + Delta-G solvation = -44.249126 kcal Electronic energy + Delta-G solvation = -26311.855763 eV Core-core repulsion = 22629.727590 eV Total energy + Delta-G solvation = -3682.128174 eV No. of doubly occupied orbitals = 63 Molecular weight (most abundant/longest-lived isotopes) = 340.193 amu Computer time = 0.61 seconds Orbital eigenvalues (eV) -39.98037 -38.26888 -37.49758 -35.74370 -33.72344 -32.41495 -31.52471 -30.48632 -28.95395 -28.30396 -27.61235 -25.48750 -24.82243 -23.45193 -22.99613 -21.93449 -20.54348 -19.01127 -18.27725 -17.67340 -16.66200 -16.64106 -15.60412 -15.48923 -15.33716 -15.04898 -14.99815 -14.79252 -14.40549 -14.31314 -14.09384 -13.87758 -13.59340 -13.37547 -13.32636 -12.98089 -12.91212 -12.74460 -12.58930 -12.33931 -12.23300 -12.01476 -11.85584 -11.82890 -11.50933 -11.34912 -11.18577 -11.05307 -11.00747 -10.95344 -10.74623 -10.55057 -10.45311 -9.78620 -9.30141 -9.19440 -9.05357 -8.81528 -8.46579 -8.20403 -6.48384 -6.20259 -3.90673 1.65228 2.98028 3.09617 3.23138 3.27367 3.31360 3.63005 3.81065 4.21528 4.38071 4.43897 4.46930 4.52585 4.65881 4.79981 4.86284 4.90767 4.98313 5.03630 5.04269 5.08184 5.11591 5.14868 5.23444 5.25975 5.27372 5.30683 5.34044 5.41677 5.44071 5.45357 5.55193 5.60064 5.60151 5.65780 5.70777 5.75888 5.86701 5.88804 5.92986 5.99149 6.03785 6.13863 6.20733 6.26930 6.36662 6.64231 6.71232 6.99312 7.60146 7.62200 8.36446 8.60846 9.24975 10.87206 Molecular weight = 340.19amu Principal moments of inertia in cm(-1) A = 0.029785 B = 0.001505 C = 0.001472 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 939.835510 B =18603.092116 C =19022.979287 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.120 4.120 2 C -0.131 4.131 3 C -0.117 4.117 4 C -0.162 4.162 5 C 0.084 3.916 6 N -0.687 5.687 7 C 0.057 3.943 8 C -0.111 4.111 9 C -0.084 4.084 10 C -0.129 4.129 11 C 0.112 3.888 12 N -0.619 5.619 13 C 0.535 3.465 14 O -0.519 6.519 15 C -0.150 4.150 16 S -0.062 6.062 17 C -0.535 4.535 18 H 0.072 0.928 19 C 0.074 3.926 20 N -0.868 5.868 21 Si 0.918 3.082 22 H -0.277 1.277 23 H -0.282 1.282 24 H -0.272 1.272 25 C 0.108 3.892 26 C -0.129 4.129 27 H 0.065 0.935 28 H 0.061 0.939 29 H 0.064 0.936 30 H 0.066 0.934 31 H 0.060 0.940 32 H 0.065 0.935 33 H 0.114 0.886 34 H 0.038 0.962 35 H 0.077 0.923 36 H 0.340 0.660 37 H 0.028 0.972 38 H 0.076 0.924 39 H 0.073 0.927 40 H 0.060 0.940 41 H 0.070 0.930 42 H 0.073 0.927 43 H 0.069 0.931 44 H 0.060 0.940 45 H 0.092 0.908 46 H 0.088 0.912 47 H 0.089 0.911 48 H 0.268 0.732 49 H 0.089 0.911 50 H 0.065 0.935 51 H 0.070 0.930 52 H 0.073 0.927 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -6.825 32.527 6.493 33.864 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 -0.176 4.176 2 C -0.132 4.132 3 C -0.174 4.174 4 C -0.180 4.180 5 C -0.044 4.044 6 N -0.318 5.318 7 C -0.072 4.072 8 C -0.149 4.149 9 C -0.103 4.103 10 C -0.167 4.167 11 C -0.011 4.011 12 N -0.356 5.356 13 C 0.323 3.677 14 O -0.393 6.393 15 C -0.301 4.301 16 S 0.165 5.835 17 C -0.683 4.683 18 H 0.090 0.910 19 C -0.135 4.135 20 N -0.503 5.503 21 Si 0.745 3.255 22 H -0.203 1.203 23 H -0.207 1.207 24 H -0.197 1.197 25 C -0.015 4.015 26 C -0.168 4.168 27 H 0.084 0.916 28 H 0.080 0.920 29 H 0.083 0.917 30 H 0.085 0.915 31 H 0.080 0.920 32 H 0.084 0.916 33 H 0.132 0.868 34 H 0.056 0.944 35 H 0.095 0.905 36 H 0.158 0.842 37 H 0.046 0.954 38 H 0.094 0.906 39 H 0.092 0.908 40 H 0.079 0.921 41 H 0.088 0.912 42 H 0.091 0.909 43 H 0.088 0.912 44 H 0.079 0.921 45 H 0.110 0.890 46 H 0.107 0.893 47 H 0.107 0.893 48 H 0.078 0.922 49 H 0.107 0.893 50 H 0.083 0.917 51 H 0.089 0.911 52 H 0.092 0.908 Dipole moment (debyes) X Y Z Total from point charges -6.127 31.099 8.456 32.805 hybrid contribution -0.664 0.793 -2.725 2.914 sum -6.791 31.891 5.731 33.106 Atomic orbital electron populations 1.20895 0.92497 1.02339 1.01891 1.21689 0.95734 0.95216 1.00545 1.20855 0.99875 0.94531 1.02156 1.22571 1.00147 0.92911 1.02413 1.21011 0.95672 0.92510 0.95196 1.60409 1.57944 1.05547 1.07904 1.22063 0.94976 0.90435 0.99684 1.21595 1.00895 0.95070 0.97371 1.21164 0.99916 0.94105 0.95148 1.22082 1.01564 0.95404 0.97690 1.21500 0.98103 0.94190 0.87283 1.48095 1.67064 1.12854 1.07570 1.20326 0.75810 0.80477 0.91128 1.90685 1.52222 1.61203 1.35207 1.23551 1.04153 1.05328 0.97049 1.85403 1.83858 1.01878 1.12357 1.22860 1.51001 1.01551 0.92905 0.90972 1.24987 0.94880 0.95375 0.98300 1.70025 1.42741 1.06240 1.31280 0.86175 0.78787 0.77835 0.82747 1.20272 1.20749 1.19704 1.21700 1.00281 0.92291 0.87268 1.21965 1.00967 0.96073 0.97756 0.91573 0.92027 0.91736 0.91499 0.92042 0.91610 0.86756 0.94415 0.90478 0.84230 0.95423 0.90603 0.90849 0.92079 0.91180 0.90882 0.91229 0.92123 0.88979 0.89339 0.89303 0.92201 0.89250 0.91663 0.91120 0.90809 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 -0.12 -0.59 8.55 36.01 0.31 -0.28 16 2 C -0.13 -0.76 6.05 -101.06 -0.61 -1.38 16 3 C -0.12 -0.55 10.05 36.01 0.36 -0.19 16 4 C -0.16 -1.07 9.41 -36.03 -0.34 -1.40 16 5 C 0.08 0.56 5.88 -4.98 -0.03 0.54 16 6 N -0.69 -4.97 6.49 -115.06 -0.75 -5.71 16 7 C 0.06 0.40 5.44 -3.83 -0.02 0.38 16 8 C -0.11 -0.80 4.94 -26.73 -0.13 -0.94 16 9 C -0.08 -0.68 2.15 -90.42 -0.19 -0.87 16 10 C -0.13 -1.24 5.16 -26.45 -0.14 -1.37 16 11 C 0.11 1.37 6.42 -3.71 -0.02 1.35 16 12 N -0.62 -8.95 2.97 -172.77 -0.51 -9.47 16 13 C 0.53 10.41 7.72 -10.99 -0.08 10.33 16 14 O -0.52 -12.12 15.27 5.55 0.08 -12.04 16 15 C -0.15 -3.11 4.50 36.00 0.16 -2.94 16 16 S -0.06 -1.70 20.57 -107.50 -2.21 -3.91 16 17 C -0.53 -15.32 9.50 30.94 0.29 -15.03 16 18 H 0.07 1.95 7.80 -52.49 -0.41 1.54 16 19 C 0.07 2.12 5.49 -17.43 -0.10 2.02 16 20 N -0.87 -26.31 13.22 55.49 0.73 -25.57 16 21 Si 0.92 21.46 29.55 -169.99 -5.02 16.44 16 22 H -0.28 -6.34 7.11 56.52 0.40 -5.94 16 23 H -0.28 -6.48 7.11 56.52 0.40 -6.08 16 24 H -0.27 -6.17 7.11 56.52 0.40 -5.77 16 25 C 0.11 1.19 6.34 -3.71 -0.02 1.16 16 26 C -0.13 -1.16 5.36 -26.61 -0.14 -1.30 16 27 H 0.07 0.32 7.84 -51.93 -0.41 -0.09 16 28 H 0.06 0.25 7.71 -51.93 -0.40 -0.15 16 29 H 0.06 0.31 7.67 -51.93 -0.40 -0.09 16 30 H 0.07 0.30 8.14 -51.93 -0.42 -0.12 16 31 H 0.06 0.24 7.71 -51.93 -0.40 -0.16 16 32 H 0.07 0.29 8.14 -51.93 -0.42 -0.13 16 33 H 0.11 0.80 8.05 -52.49 -0.42 0.37 16 34 H 0.04 0.23 5.88 -51.93 -0.31 -0.07 16 35 H 0.08 0.55 8.14 -51.93 -0.42 0.12 16 36 H 0.34 2.24 8.72 -39.29 -0.34 1.89 16 37 H 0.03 0.19 8.14 -51.93 -0.42 -0.24 16 38 H 0.08 0.57 6.54 -51.93 -0.34 0.23 16 39 H 0.07 0.63 8.14 -51.93 -0.42 0.20 16 40 H 0.06 0.41 8.14 -51.93 -0.42 -0.02 16 41 H 0.07 0.53 8.14 -51.93 -0.42 0.11 16 42 H 0.07 0.59 6.52 -51.93 -0.34 0.25 16 43 H 0.07 0.77 8.14 -51.93 -0.42 0.35 16 44 H 0.06 0.65 8.14 -51.93 -0.42 0.23 16 45 H 0.09 1.32 7.00 -51.93 -0.36 0.96 16 46 H 0.09 1.69 7.94 -51.92 -0.41 1.28 16 47 H 0.09 1.70 7.69 -51.92 -0.40 1.30 16 48 H 0.27 7.55 8.31 -40.82 -0.34 7.21 16 49 H 0.09 1.02 5.93 -51.93 -0.31 0.71 16 50 H 0.07 0.62 8.14 -51.93 -0.42 0.20 16 51 H 0.07 0.72 8.14 -51.93 -0.42 0.30 16 52 H 0.07 0.54 8.14 -51.93 -0.42 0.11 16 LS Contribution 421.40 15.07 6.35 6.35 Total: -1.00 -33.81 421.40 -11.49 -45.30 By element: Atomic # 1 Polarization: 7.99 SS G_CDS: -9.46 Total: -1.47 kcal Atomic # 6 Polarization: -9.21 SS G_CDS: -0.71 Total: -9.92 kcal Atomic # 7 Polarization: -40.23 SS G_CDS: -0.53 Total: -40.75 kcal Atomic # 8 Polarization: -12.12 SS G_CDS: 0.08 Total: -12.04 kcal Atomic # 14 Polarization: 21.46 SS G_CDS: -5.02 Total: 16.44 kcal Atomic # 16 Polarization: -1.70 SS G_CDS: -2.21 Total: -3.91 kcal Total LS contribution 6.35 Total: 6.35 kcal Total: -33.81 -11.49 -45.30 kcal The number of atoms in the molecule is 52 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. ZINC001714250428.mol2 52 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 1.048 kcal (2) G-P(sol) polarization free energy of solvation -33.807 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -32.759 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -11.490 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -45.297 kcal (6) G-S(sol) free energy of system = (1) + (5) -44.249 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.61 seconds