Wall clock time and date at job start Wed Apr 1 2020 02:02:07 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 1.53003 * 1 3 3 C 1.53005 * 109.46921 * 2 1 4 4 C 1.52998 * 109.47020 * 119.99860 * 2 1 3 5 5 H 1.09003 * 109.47224 * 303.59828 * 4 2 1 6 6 F 1.39902 * 109.47031 * 183.60254 * 4 2 1 7 7 C 1.50701 * 109.47426 * 63.60359 * 4 2 1 8 8 O 1.21283 * 119.99591 * 46.23552 * 7 4 2 9 9 N 1.34779 * 119.99852 * 226.52001 * 7 4 2 10 10 C 1.46500 * 119.99642 * 179.71970 * 9 7 4 11 11 C 1.53002 * 109.46968 * 180.02562 * 10 9 7 12 12 H 1.08999 * 110.32719 * 60.78383 * 11 10 9 13 13 C 1.54605 * 110.36880 * 183.14549 * 11 10 9 14 14 C 1.53984 * 103.88563 * 142.70804 * 13 11 10 15 15 C 1.53974 * 104.57636 * 359.87725 * 14 13 11 16 16 O 1.44470 * 110.36533 * 298.54955 * 11 10 9 17 17 C 1.52405 * 110.29111 * 118.40714 * 14 13 11 18 18 C 1.53295 * 109.39607 * 182.43783 * 17 14 13 19 19 N 1.46928 * 108.72153 * 306.32084 * 18 17 14 20 20 C 1.36929 * 120.57138 * 234.16115 * 19 18 17 21 21 H 1.08003 * 120.00291 * 29.85205 * 20 19 18 22 22 C 1.38811 * 120.00215 * 209.85209 * 20 19 18 23 23 N 1.31620 * 119.99922 * 14.08252 * 22 20 19 24 24 Si 1.86802 * 120.00157 * 194.08196 * 22 20 19 25 25 H 1.48497 * 109.46903 * 0.02562 * 24 22 20 26 26 H 1.48504 * 109.46892 * 120.00234 * 24 22 20 27 27 H 1.48499 * 109.47288 * 239.99954 * 24 22 20 28 28 C 1.46938 * 118.85439 * 54.14016 * 19 18 17 29 29 C 1.52404 * 110.27431 * 241.36544 * 14 13 11 30 30 H 1.09000 * 109.47082 * 299.99769 * 1 2 3 31 31 H 1.08994 * 109.47028 * 60.00358 * 1 2 3 32 32 H 1.08997 * 109.46602 * 179.97438 * 1 2 3 33 33 H 1.08992 * 109.47605 * 239.99886 * 2 1 3 34 34 H 1.08995 * 109.46951 * 185.07778 * 3 2 1 35 35 H 1.08997 * 109.47081 * 305.08277 * 3 2 1 36 36 H 1.09003 * 109.46829 * 65.08414 * 3 2 1 37 37 H 0.96997 * 119.99947 * 359.72067 * 9 7 4 38 38 H 1.09000 * 109.47436 * 300.00135 * 10 9 7 39 39 H 1.08999 * 109.46725 * 60.00337 * 10 9 7 40 40 H 1.08997 * 110.54442 * 261.30863 * 13 11 10 41 41 H 1.09004 * 110.54206 * 24.10503 * 13 11 10 42 42 H 1.08999 * 110.39027 * 217.55319 * 15 14 13 43 43 H 1.09007 * 110.49206 * 95.21916 * 15 14 13 44 44 H 1.09005 * 109.48395 * 302.41297 * 17 14 13 45 45 H 1.08998 * 109.48516 * 62.45952 * 17 14 13 46 46 H 1.09000 * 109.59922 * 186.54474 * 18 17 14 47 47 H 1.09008 * 109.71745 * 66.16486 * 18 17 14 48 48 H 0.96999 * 119.99805 * 180.02562 * 23 22 20 49 49 H 1.09007 * 109.58973 * 186.08012 * 28 19 18 50 50 H 1.09002 * 109.72479 * 65.69635 * 28 19 18 51 51 H 1.09003 * 109.48844 * 297.51317 * 29 14 13 52 52 H 1.08999 * 109.48890 * 57.56408 * 29 14 13 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 2.0400 1.4426 0.0000 4 6 2.0400 -0.7212 1.2492 5 1 1.6249 -0.2459 2.1381 6 9 3.4366 -0.6499 1.2914 7 6 1.6119 -2.1655 1.2055 8 8 1.7505 -2.8084 0.1865 9 7 1.0699 -2.7410 2.2971 10 6 0.6481 -4.1433 2.2526 11 6 0.0705 -4.5454 3.6111 12 1 -0.7983 -3.9321 3.8497 13 6 -0.3090 -6.0442 3.6122 14 6 0.0612 -6.5181 5.0297 15 6 0.6227 -5.2635 5.7235 16 8 1.0746 -4.4176 4.6420 17 6 -1.1797 -7.0152 5.7617 18 6 -0.7990 -7.4244 7.1892 19 7 0.3103 -8.3857 7.1242 20 6 0.2138 -9.6034 7.7430 21 1 -0.7505 -10.0762 7.8574 22 6 1.3553 -10.2303 8.2234 23 7 2.4783 -9.5536 8.3396 24 14 1.2978 -12.0342 8.7051 25 1 -0.0717 -12.5629 8.4811 26 1 2.2647 -12.7987 7.8770 27 1 1.6548 -12.1751 10.1397 28 6 1.5248 -8.0181 6.3833 29 6 1.1274 -7.6050 4.9615 30 1 -0.3633 0.5138 0.8900 31 1 -0.3633 0.5137 -0.8900 32 1 -0.3632 -1.0277 -0.0005 33 1 1.8934 -0.5138 -0.8899 34 1 3.1261 1.4439 -0.0910 35 1 1.6042 1.9820 -0.8409 36 1 1.7529 1.9294 0.9321 37 1 0.9590 -2.2268 3.1120 38 1 -0.1132 -4.2695 1.4828 39 1 1.5067 -4.7737 2.0214 40 1 -1.3772 -6.1684 3.4341 41 1 0.2700 -6.5859 2.8642 42 1 1.4575 -5.5296 6.3719 43 1 -0.1577 -4.7629 6.2967 44 1 -1.9237 -6.2194 5.7979 45 1 -1.5925 -7.8755 5.2348 46 1 -1.6562 -7.8878 7.6776 47 1 -0.4881 -6.5450 7.7533 48 1 3.2760 -9.9918 8.6749 49 1 2.1997 -8.8730 6.3405 50 1 2.0212 -7.1849 6.8809 51 1 0.7316 -8.4698 4.4289 52 1 2.0026 -7.2234 4.4358 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) F: (AM1): M.J.S. DEWAR AND E. G. ZOEBISCH, THEOCHEM, 180, 1 (1988). 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 ZINC001671442913.mol2 52 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 02:02:07 Heat of formation + Delta-G solvation = -128.202661 kcal Electronic energy + Delta-G solvation = -31026.337731 eV Core-core repulsion = 26747.044404 eV Total energy + Delta-G solvation = -4279.293327 eV No. of doubly occupied orbitals = 66 Molecular weight (most abundant/longest-lived isotopes) = 342.211 amu Computer time = 1.01 seconds Orbital eigenvalues (eV) -48.17956 -40.39873 -39.69259 -36.86809 -35.92517 -34.95060 -33.42031 -31.48411 -30.64204 -29.95880 -28.36738 -27.50596 -26.61874 -25.25996 -24.13793 -22.39600 -21.82408 -21.48676 -20.77168 -20.30574 -18.44870 -18.11463 -17.07814 -16.81247 -16.58484 -15.80743 -15.64424 -15.52651 -15.21748 -14.90589 -14.75514 -14.40410 -14.18058 -13.79598 -13.56205 -13.38915 -13.33827 -13.19624 -13.02948 -12.76081 -12.64522 -12.61003 -12.42649 -12.17740 -11.96452 -11.58883 -11.53200 -11.44769 -11.31692 -11.12180 -11.04473 -10.95747 -10.76579 -10.49303 -10.25516 -10.19280 -10.02590 -9.90381 -9.60291 -9.47759 -9.41454 -9.37190 -8.48845 -6.66038 -5.80774 -3.26380 2.15284 2.66885 3.35068 3.43057 3.44838 3.85172 3.92128 4.16509 4.27453 4.37400 4.46961 4.54568 4.69781 4.79172 4.92176 5.03493 5.05555 5.09259 5.17978 5.20521 5.33029 5.35992 5.38257 5.40233 5.46686 5.59136 5.60644 5.61227 5.70903 5.79426 5.81418 5.82482 5.95891 5.97271 6.04328 6.11146 6.17658 6.26935 6.44500 6.56703 6.59648 6.68401 6.79790 6.91637 6.99727 7.10195 7.34451 7.65984 7.77490 7.79389 8.44450 9.19645 9.82081 10.39123 11.27239 Molecular weight = 342.21amu Principal moments of inertia in cm(-1) A = 0.028569 B = 0.002001 C = 0.001954 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 979.833384 B =13991.822202 C =14328.829069 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.149 4.149 2 C -0.114 4.114 3 C -0.148 4.148 4 C 0.087 3.913 5 H 0.099 0.901 6 F -0.188 7.188 7 C 0.493 3.507 8 O -0.523 6.523 9 N -0.713 5.713 10 C 0.126 3.874 11 C 0.062 3.938 12 H 0.071 0.929 13 C -0.140 4.140 14 C -0.075 4.075 15 C 0.054 3.946 16 O -0.373 6.373 17 C -0.120 4.120 18 C 0.144 3.856 19 N -0.591 5.591 20 C -0.252 4.252 21 H 0.064 0.936 22 C 0.003 3.997 23 N -0.903 5.903 24 Si 0.903 3.097 25 H -0.278 1.278 26 H -0.289 1.289 27 H -0.290 1.290 28 C 0.169 3.831 29 C -0.127 4.127 30 H 0.060 0.940 31 H 0.067 0.933 32 H 0.059 0.941 33 H 0.095 0.905 34 H 0.063 0.937 35 H 0.064 0.936 36 H 0.058 0.942 37 H 0.407 0.593 38 H 0.082 0.918 39 H 0.079 0.921 40 H 0.076 0.924 41 H 0.077 0.923 42 H 0.103 0.897 43 H 0.056 0.944 44 H 0.050 0.950 45 H 0.061 0.939 46 H 0.053 0.947 47 H 0.017 0.983 48 H 0.253 0.747 49 H 0.088 0.912 50 H 0.020 0.980 51 H 0.056 0.944 52 H 0.052 0.948 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -6.189 20.063 -13.914 25.188 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 -0.206 4.206 2 C -0.133 4.133 3 C -0.205 4.205 4 C 0.048 3.952 5 H 0.117 0.883 6 F -0.169 7.169 7 C 0.276 3.724 8 O -0.399 6.399 9 N -0.365 5.365 10 C 0.002 3.998 11 C 0.004 3.996 12 H 0.089 0.911 13 C -0.178 4.178 14 C -0.075 4.075 15 C -0.021 4.021 16 O -0.292 6.292 17 C -0.159 4.159 18 C 0.017 3.983 19 N -0.314 5.314 20 C -0.382 4.382 21 H 0.082 0.918 22 C -0.196 4.196 23 N -0.547 5.547 24 Si 0.733 3.267 25 H -0.203 1.203 26 H -0.216 1.216 27 H -0.217 1.217 28 C 0.044 3.956 29 C -0.166 4.166 30 H 0.079 0.921 31 H 0.086 0.914 32 H 0.078 0.922 33 H 0.113 0.887 34 H 0.082 0.918 35 H 0.083 0.917 36 H 0.077 0.923 37 H 0.242 0.758 38 H 0.100 0.900 39 H 0.097 0.903 40 H 0.095 0.905 41 H 0.096 0.904 42 H 0.121 0.879 43 H 0.074 0.926 44 H 0.069 0.931 45 H 0.080 0.920 46 H 0.072 0.928 47 H 0.035 0.965 48 H 0.064 0.936 49 H 0.107 0.893 50 H 0.038 0.962 51 H 0.075 0.925 52 H 0.071 0.929 Dipole moment (debyes) X Y Z Total from point charges -5.708 19.634 -14.573 25.109 hybrid contribution -0.091 -0.892 0.795 1.199 sum -5.799 18.741 -13.777 23.973 Atomic orbital electron populations 1.21815 0.93535 1.02539 1.02759 1.21609 0.97225 0.97156 0.97343 1.21823 1.01948 0.94297 1.02442 1.21689 0.77628 0.93891 1.02039 0.88339 1.92889 1.29140 1.97009 1.97829 1.20910 0.78315 0.89331 0.83839 1.90736 1.53600 1.64467 1.31081 1.45983 1.62542 1.13419 1.14555 1.21575 1.00607 0.81464 0.96115 1.23203 0.91376 0.97031 0.87999 0.91105 1.23044 1.01993 0.94045 0.98722 1.21337 0.97189 0.96124 0.92887 1.23656 1.00248 0.88846 0.89397 1.89129 1.45000 1.67812 1.27289 1.22008 0.94997 0.99724 0.99178 1.20937 0.92097 0.92833 0.92435 1.44019 1.13885 1.14549 1.58916 1.19209 0.93739 0.94139 1.31121 0.91788 1.25109 0.96961 0.98741 0.98796 1.70005 1.00981 1.34650 1.49105 0.86220 0.77543 0.85175 0.77807 1.20279 1.21569 1.21693 1.20857 0.89188 0.99485 0.86089 1.22144 0.96421 0.96466 1.01598 0.92109 0.91365 0.92218 0.88695 0.91775 0.91660 0.92263 0.75829 0.90031 0.90268 0.90486 0.90383 0.87939 0.92575 0.93133 0.91985 0.92800 0.96484 0.93639 0.89345 0.96220 0.92483 0.92944 Number of geometries 1 Number of calculations of the screened coulomb radii 1 The total number of SCF iterations 16. 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 -0.92 8.99 37.16 0.33 -0.58 16 2 C -0.11 -0.86 2.60 -90.62 -0.24 -1.10 16 3 C -0.15 -0.88 8.97 37.16 0.33 -0.54 16 4 C 0.09 0.76 3.36 -27.88 -0.09 0.67 16 5 H 0.10 0.57 7.98 -51.93 -0.41 0.15 16 6 F -0.19 -2.13 16.51 2.25 0.04 -2.10 16 7 C 0.49 5.58 6.07 -10.98 -0.07 5.51 16 8 O -0.52 -7.84 16.48 5.56 0.09 -7.75 16 9 N -0.71 -7.08 5.48 -60.29 -0.33 -7.41 16 10 C 0.13 1.36 5.31 -4.04 -0.02 1.34 16 11 C 0.06 0.70 3.37 -25.89 -0.09 0.61 16 12 H 0.07 0.68 8.14 -51.93 -0.42 0.25 16 13 C -0.14 -1.72 5.90 -25.37 -0.15 -1.87 16 14 C -0.07 -1.15 0.68 -154.10 -0.11 -1.26 16 15 C 0.05 0.83 5.63 37.67 0.21 1.04 16 16 O -0.37 -5.28 11.20 -35.23 -0.39 -5.67 16 17 C -0.12 -1.90 4.55 -26.88 -0.12 -2.03 16 18 C 0.14 2.84 6.22 -3.66 -0.02 2.81 16 19 N -0.59 -14.26 2.98 -172.18 -0.51 -14.77 16 20 C -0.25 -6.78 9.58 -15.06 -0.14 -6.92 16 21 H 0.06 1.70 7.87 -52.48 -0.41 1.28 16 22 C 0.00 0.07 4.98 -17.43 -0.09 -0.02 16 23 N -0.90 -25.88 11.13 55.49 0.62 -25.26 16 24 Si 0.90 21.49 29.58 -169.99 -5.03 16.47 16 25 H -0.28 -6.46 7.11 56.52 0.40 -6.06 16 26 H -0.29 -6.93 7.11 56.52 0.40 -6.52 16 27 H -0.29 -6.97 7.11 56.52 0.40 -6.57 16 28 C 0.17 3.91 4.98 -3.65 -0.02 3.89 16 29 C -0.13 -2.35 4.69 -26.88 -0.13 -2.47 16 30 H 0.06 0.29 8.14 -51.93 -0.42 -0.14 16 31 H 0.07 0.36 8.14 -51.93 -0.42 -0.06 16 32 H 0.06 0.45 7.33 -51.93 -0.38 0.07 16 33 H 0.09 0.88 7.80 -51.93 -0.41 0.48 16 34 H 0.06 0.43 7.87 -51.93 -0.41 0.02 16 35 H 0.06 0.32 8.14 -51.93 -0.42 -0.10 16 36 H 0.06 0.29 8.14 -51.93 -0.42 -0.13 16 37 H 0.41 3.23 8.30 -40.82 -0.34 2.90 16 38 H 0.08 0.81 8.14 -51.93 -0.42 0.38 16 39 H 0.08 1.02 8.13 -51.93 -0.42 0.60 16 40 H 0.08 0.83 7.71 -51.93 -0.40 0.43 16 41 H 0.08 0.97 7.43 -51.93 -0.39 0.59 16 42 H 0.10 1.79 5.99 -51.93 -0.31 1.48 16 43 H 0.06 0.79 7.71 -51.92 -0.40 0.39 16 44 H 0.05 0.68 8.12 -51.93 -0.42 0.25 16 45 H 0.06 1.03 8.14 -51.93 -0.42 0.60 16 46 H 0.05 1.06 7.93 -51.93 -0.41 0.64 16 47 H 0.02 0.34 7.46 -51.92 -0.39 -0.05 16 48 H 0.25 7.04 8.31 -40.82 -0.34 6.70 16 49 H 0.09 2.34 6.06 -51.92 -0.31 2.02 16 50 H 0.02 0.48 6.44 -51.93 -0.33 0.14 16 51 H 0.06 1.08 8.14 -51.93 -0.42 0.66 16 52 H 0.05 0.93 8.14 -51.93 -0.42 0.51 16 LS Contribution 402.28 15.07 6.06 6.06 Total: -1.00 -31.48 402.28 -8.95 -40.43 By element: Atomic # 1 Polarization: 10.01 SS G_CDS: -9.09 Total: 0.92 kcal Atomic # 6 Polarization: -0.52 SS G_CDS: -0.40 Total: -0.92 kcal Atomic # 7 Polarization: -47.22 SS G_CDS: -0.23 Total: -47.45 kcal Atomic # 8 Polarization: -13.12 SS G_CDS: -0.30 Total: -13.42 kcal Atomic # 9 Polarization: -2.13 SS G_CDS: 0.04 Total: -2.10 kcal Atomic # 14 Polarization: 21.49 SS G_CDS: -5.03 Total: 16.47 kcal Total LS contribution 6.06 Total: 6.06 kcal Total: -31.48 -8.95 -40.43 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. ZINC001671442913.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 -87.770 kcal (2) G-P(sol) polarization free energy of solvation -31.483 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -119.254 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -8.949 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -40.432 kcal (6) G-S(sol) free energy of system = (1) + (5) -128.203 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 1.02 seconds