Wall clock time and date at job start Sat Apr 11 2020 06:12:49 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 O 1.42894 * 1 3 3 C 1.42904 * 113.99892 * 2 1 4 4 C 1.53001 * 109.47032 * 180.02562 * 3 2 1 5 5 H 1.09002 * 109.47329 * 174.99995 * 4 3 2 6 6 N 1.46502 * 109.47114 * 295.00006 * 4 3 2 7 7 C 1.34782 * 119.99818 * 274.99812 * 6 4 3 8 8 O 1.21584 * 119.99816 * 0.02562 * 7 6 4 9 9 N 1.34774 * 119.99656 * 179.97438 * 7 6 4 10 10 C 1.46504 * 119.99597 * 180.02562 * 9 7 6 11 11 H 1.08998 * 110.05600 * 325.03877 * 10 9 7 12 12 C 1.53876 * 110.03266 * 86.45674 * 10 9 7 13 13 C 1.54261 * 106.59990 * 119.28382 * 12 10 9 14 14 C 1.54888 * 104.19672 * 23.60631 * 13 12 10 15 15 H 1.09005 * 110.75648 * 80.37263 * 14 13 12 16 16 C 1.50703 * 110.75894 * 203.55764 * 14 13 12 17 17 H 1.08002 * 119.99768 * 118.54781 * 16 14 13 18 18 C 1.37878 * 119.99930 * 298.55149 * 16 14 13 19 19 N 1.31510 * 120.00004 * 359.97438 * 18 16 14 20 20 Si 1.86801 * 119.99691 * 179.97438 * 18 16 14 21 21 H 1.48502 * 109.47210 * 89.99925 * 20 18 16 22 22 H 1.48500 * 109.46994 * 209.99641 * 20 18 16 23 23 H 1.48496 * 109.47276 * 329.99943 * 20 18 16 24 24 C 1.54267 * 110.02925 * 203.62194 * 10 9 7 25 25 C 1.52996 * 109.47251 * 55.00159 * 4 3 2 26 26 H 1.09004 * 109.52203 * 299.99566 * 25 4 3 27 27 C 1.53181 * 109.52336 * 179.87547 * 25 4 3 28 28 C 1.53187 * 109.02995 * 183.17377 * 27 25 4 29 29 C 1.53096 * 109.21262 * 56.88628 * 28 27 25 30 30 O 1.42902 * 109.41548 * 302.42161 * 29 28 27 31 31 C 1.42894 * 114.09876 * 61.15879 * 30 29 28 32 32 H 1.08997 * 109.47042 * 180.02562 * 1 2 3 33 33 H 1.09002 * 109.47134 * 299.99906 * 1 2 3 34 34 H 1.08997 * 109.47524 * 59.99766 * 1 2 3 35 35 H 1.08999 * 109.47180 * 60.00096 * 3 2 1 36 36 H 1.08998 * 109.47151 * 300.00276 * 3 2 1 37 37 H 0.96997 * 119.99788 * 94.99878 * 6 4 3 38 38 H 0.96997 * 119.99950 * 0.02562 * 9 7 6 39 39 H 1.08998 * 110.02768 * 238.56979 * 12 10 9 40 40 H 1.08994 * 110.03051 * 359.97438 * 12 10 9 41 41 H 1.09000 * 110.48928 * 142.28640 * 13 12 10 42 42 H 1.09001 * 110.48691 * 264.79667 * 13 12 10 43 43 H 0.97002 * 119.99698 * 180.02562 * 19 18 16 44 44 H 1.09004 * 110.48597 * 335.78333 * 24 10 9 45 45 H 1.08994 * 110.48679 * 98.42860 * 24 10 9 46 46 H 1.08994 * 109.54229 * 302.97654 * 27 25 4 47 47 H 1.08994 * 109.54527 * 63.24293 * 27 25 4 48 48 H 1.08998 * 109.47359 * 296.97951 * 28 27 25 49 49 H 1.09005 * 109.57356 * 176.85023 * 28 27 25 50 50 H 1.09006 * 109.47841 * 182.43862 * 29 28 27 51 51 H 1.09004 * 109.48203 * 62.40896 * 29 28 27 52 52 H 1.08994 * 109.48316 * 178.86178 * 31 30 29 53 53 H 1.09003 * 109.49163 * 58.83249 * 31 30 29 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 8 1.4289 0.0000 0.0000 3 6 2.0102 1.3055 0.0000 4 6 3.5354 1.1847 -0.0006 5 1 3.9784 2.1766 -0.0902 6 7 3.9766 0.5640 1.2509 7 6 4.1663 1.3223 2.3489 8 8 3.9708 2.5213 2.3008 9 7 4.5717 0.7512 3.5004 10 6 4.7773 1.5753 4.6940 11 1 5.1658 2.5535 4.4105 12 6 3.4516 1.7360 5.4584 13 6 3.6738 1.1284 6.8588 14 6 5.2069 1.2029 7.0663 15 1 5.5066 2.2042 7.3755 16 6 5.6601 0.1772 8.0731 17 1 6.3530 -0.5977 7.7800 18 6 5.1900 0.2279 9.3683 19 7 4.3466 1.1717 9.7252 20 14 5.7513 -1.0439 10.6160 21 1 6.9738 -0.5566 11.3040 22 1 4.6756 -1.2650 11.6156 23 1 6.0508 -2.3213 9.9204 24 6 5.7590 0.8755 5.6566 25 6 3.9780 0.3199 -1.1826 26 1 3.5355 -0.6723 -1.0938 27 6 5.5052 0.2007 -1.1862 28 6 5.9408 -0.5999 -2.4173 29 6 5.4072 0.0849 -3.6783 30 8 3.9845 0.1902 -3.5958 31 6 3.5202 0.9690 -2.4914 32 1 -0.3633 -1.0276 0.0005 33 1 -0.3633 0.5138 0.8900 34 1 -0.3634 0.5138 -0.8899 35 1 1.6885 1.8464 0.8900 36 1 1.6885 1.8464 -0.8899 37 1 4.1323 -0.3926 1.2892 38 1 4.7273 -0.2055 3.5387 39 1 3.1967 2.7922 5.5458 40 1 2.6551 1.2012 4.9410 41 1 3.1572 1.7173 7.6166 42 1 3.3333 0.0932 6.8839 43 1 4.0162 1.2076 10.6365 44 1 5.7574 -0.2012 5.4868 45 1 6.7640 1.2800 5.5371 46 1 5.9484 1.1958 -1.2238 47 1 5.8330 -0.3119 -0.2819 48 1 5.5389 -1.6111 -2.3541 49 1 7.0293 -0.6425 -2.4588 50 1 5.6779 -0.5047 -4.5543 51 1 5.8413 1.0812 -3.7623 52 1 2.4315 1.0164 -2.5121 53 1 3.9293 1.9771 -2.5597 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 ZINC000884387182.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 06:12:49 Heat of formation + Delta-G solvation = -144.596401 kcal Electronic energy + Delta-G solvation = -30925.613404 eV Core-core repulsion = 26796.380975 eV Total energy + Delta-G solvation = -4129.232429 eV No. of doubly occupied orbitals = 66 Molecular weight (most abundant/longest-lived isotopes) = 340.220 amu Computer time = 0.70 seconds Orbital eigenvalues (eV) -40.49515 -39.44860 -38.10842 -37.14083 -35.55113 -33.63674 -33.27695 -32.23626 -31.42051 -28.92322 -28.11613 -26.96106 -26.27068 -25.21557 -24.45220 -23.77720 -21.79006 -20.66484 -20.48871 -19.62540 -19.13894 -18.06168 -17.14305 -16.60739 -16.48230 -16.20304 -15.82788 -15.78288 -15.50637 -15.04532 -14.98203 -14.62165 -14.39972 -14.27357 -14.00018 -13.87253 -13.42234 -12.96379 -12.77625 -12.63814 -12.39543 -12.30691 -12.18467 -11.78537 -11.73467 -11.49785 -11.22532 -11.09638 -10.97630 -10.90484 -10.78483 -10.63753 -10.57976 -10.30427 -9.98454 -9.88845 -9.85309 -9.69162 -9.49219 -9.21323 -9.10067 -8.78769 -8.44811 -8.34883 -6.00158 -4.03660 2.84568 3.30206 3.37290 3.39556 3.40257 3.52862 3.64045 4.27065 4.38054 4.41662 4.45065 4.54302 4.65397 4.80781 4.92071 4.95148 5.05567 5.08553 5.17724 5.21518 5.30956 5.32099 5.32897 5.39605 5.44984 5.48609 5.56433 5.59429 5.67412 5.71605 5.72473 5.83655 5.88176 6.04638 6.36207 6.40716 6.51093 6.61524 6.70550 6.78072 6.84082 6.91733 6.93850 7.00357 7.13801 7.30675 7.41820 7.73647 7.90244 8.03946 8.26663 8.43665 8.85568 8.98452 9.60417 11.08927 Molecular weight = 340.22amu Principal moments of inertia in cm(-1) A = 0.017723 B = 0.002226 C = 0.002107 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 1579.470675 B =12572.970304 C =13282.808008 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C 0.032 3.968 2 O -0.384 6.384 3 C 0.044 3.956 4 C 0.180 3.820 5 H 0.101 0.899 6 N -0.739 5.739 7 C 0.702 3.298 8 O -0.598 6.598 9 N -0.733 5.733 10 C 0.157 3.843 11 H 0.078 0.922 12 C -0.134 4.134 13 C -0.100 4.100 14 C 0.052 3.948 15 H 0.032 0.968 16 C -0.514 4.514 17 H 0.055 0.945 18 C 0.062 3.938 19 N -0.888 5.888 20 Si 0.889 3.111 21 H -0.281 1.281 22 H -0.287 1.287 23 H -0.275 1.275 24 C -0.121 4.121 25 C -0.126 4.126 26 H 0.095 0.905 27 C -0.117 4.117 28 C -0.156 4.156 29 C 0.058 3.942 30 O -0.380 6.380 31 C 0.070 3.930 32 H 0.084 0.916 33 H 0.040 0.960 34 H 0.039 0.961 35 H 0.060 0.940 36 H 0.055 0.945 37 H 0.397 0.603 38 H 0.393 0.607 39 H 0.054 0.946 40 H 0.048 0.952 41 H 0.068 0.932 42 H 0.045 0.955 43 H 0.259 0.741 44 H 0.060 0.940 45 H 0.052 0.948 46 H 0.064 0.936 47 H 0.071 0.929 48 H 0.072 0.928 49 H 0.073 0.927 50 H 0.092 0.908 51 H 0.050 0.950 52 H 0.096 0.904 53 H 0.052 0.948 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -2.509 -2.668 -26.165 26.420 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 -0.065 4.065 2 O -0.302 6.302 3 C -0.034 4.034 4 C 0.073 3.927 5 H 0.118 0.882 6 N -0.394 5.394 7 C 0.402 3.598 8 O -0.477 6.477 9 N -0.386 5.386 10 C 0.053 3.947 11 H 0.096 0.904 12 C -0.173 4.173 13 C -0.138 4.138 14 C 0.033 3.967 15 H 0.050 0.950 16 C -0.552 4.552 17 H 0.073 0.927 18 C -0.139 4.139 19 N -0.527 5.527 20 Si 0.717 3.283 21 H -0.207 1.207 22 H -0.213 1.213 23 H -0.200 1.200 24 C -0.159 4.159 25 C -0.145 4.145 26 H 0.114 0.886 27 C -0.154 4.154 28 C -0.193 4.193 29 C -0.019 4.019 30 O -0.298 6.298 31 C -0.007 4.007 32 H 0.103 0.897 33 H 0.059 0.941 34 H 0.057 0.943 35 H 0.078 0.922 36 H 0.073 0.927 37 H 0.230 0.770 38 H 0.227 0.773 39 H 0.073 0.927 40 H 0.067 0.933 41 H 0.087 0.913 42 H 0.064 0.936 43 H 0.069 0.931 44 H 0.079 0.921 45 H 0.071 0.929 46 H 0.083 0.917 47 H 0.090 0.910 48 H 0.090 0.910 49 H 0.092 0.908 50 H 0.110 0.890 51 H 0.068 0.932 52 H 0.114 0.886 53 H 0.070 0.930 Dipole moment (debyes) X Y Z Total from point charges -2.794 -1.723 -26.161 26.366 hybrid contribution 0.249 -1.233 1.092 1.666 sum -2.546 -2.956 -25.069 25.371 Atomic orbital electron populations 1.22721 0.81205 1.02637 0.99896 1.87856 1.19485 1.27499 1.95404 1.23114 0.94201 0.85185 1.00938 1.20728 0.91476 0.97834 0.82640 0.88153 1.45039 1.74010 1.10842 1.09550 1.16032 0.78045 0.85343 0.80340 1.90888 1.59073 1.13192 1.84527 1.45536 1.72071 1.11278 1.09712 1.21719 0.96483 0.94044 0.82453 0.90357 1.22657 0.95930 1.00436 0.98308 1.22297 1.00107 0.99063 0.92348 1.19543 0.91187 0.96991 0.88972 0.95029 1.21090 1.26833 1.12754 0.94538 0.92690 1.24976 0.95020 0.95627 0.98308 1.69962 1.31592 1.32736 1.18367 0.86643 0.78294 0.81979 0.81336 1.20745 1.21318 1.19999 1.22755 0.96694 0.99173 0.97273 1.21993 0.96560 1.01646 0.94347 0.88633 1.21632 0.94621 1.00851 0.98343 1.22192 1.01325 1.00434 0.95377 1.22605 0.81390 0.99901 0.97970 1.87954 1.21368 1.73033 1.47469 1.22584 0.99911 0.93425 0.84790 0.89719 0.94095 0.94269 0.92184 0.92665 0.76953 0.77349 0.92721 0.93325 0.91315 0.93604 0.93077 0.92141 0.92909 0.91679 0.91017 0.90959 0.90813 0.88977 0.93191 0.88587 0.93019 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 0.03 0.27 11.01 101.05 1.11 1.38 16 2 O -0.38 -4.01 9.77 -35.23 -0.34 -4.35 16 3 C 0.04 0.44 5.24 37.16 0.19 0.64 16 4 C 0.18 1.81 1.95 -67.93 -0.13 1.67 16 5 H 0.10 1.12 7.58 -51.93 -0.39 0.73 16 6 N -0.74 -8.37 4.39 -58.67 -0.26 -8.62 16 7 C 0.70 10.78 8.52 -86.92 -0.74 10.04 16 8 O -0.60 -11.40 15.68 5.29 0.08 -11.31 16 9 N -0.73 -11.14 5.00 -57.58 -0.29 -11.43 16 10 C 0.16 2.88 3.22 -66.81 -0.22 2.67 16 11 H 0.08 1.53 7.61 -51.93 -0.40 1.13 16 12 C -0.13 -2.67 6.59 -25.61 -0.17 -2.84 16 13 C -0.10 -2.31 5.57 -25.08 -0.14 -2.45 16 14 C 0.05 1.26 2.81 -89.78 -0.25 1.01 16 15 H 0.03 0.84 8.14 -51.93 -0.42 0.41 16 16 C -0.51 -13.77 8.56 -34.44 -0.29 -14.07 16 17 H 0.05 1.45 7.79 -52.49 -0.41 1.04 16 18 C 0.06 1.71 5.33 -17.82 -0.10 1.61 16 19 N -0.89 -25.31 12.02 55.43 0.67 -24.65 16 20 Si 0.89 21.03 29.54 -169.99 -5.02 16.01 16 21 H -0.28 -6.62 7.11 56.52 0.40 -6.21 16 22 H -0.29 -6.79 7.11 56.52 0.40 -6.39 16 23 H -0.28 -6.39 7.11 56.52 0.40 -5.99 16 24 C -0.12 -2.38 5.95 -25.07 -0.15 -2.53 16 25 C -0.13 -1.04 1.82 -90.48 -0.16 -1.21 16 26 H 0.10 0.88 7.56 -51.93 -0.39 0.49 16 27 C -0.12 -0.91 5.11 -26.54 -0.14 -1.04 16 28 C -0.16 -1.06 6.13 -26.58 -0.16 -1.22 16 29 C 0.06 0.41 6.84 37.21 0.25 0.66 16 30 O -0.38 -3.54 10.77 -35.23 -0.38 -3.92 16 31 C 0.07 0.56 5.71 37.21 0.21 0.78 16 32 H 0.08 0.61 8.14 -51.93 -0.42 0.18 16 33 H 0.04 0.35 8.14 -51.93 -0.42 -0.07 16 34 H 0.04 0.27 8.14 -51.93 -0.42 -0.15 16 35 H 0.06 0.76 8.14 -51.93 -0.42 0.33 16 36 H 0.06 0.45 6.77 -51.93 -0.35 0.10 16 37 H 0.40 3.77 8.42 -40.82 -0.34 3.43 16 38 H 0.39 5.08 8.36 -40.82 -0.34 4.73 16 39 H 0.05 1.10 8.14 -51.93 -0.42 0.67 16 40 H 0.05 0.94 7.92 -51.93 -0.41 0.52 16 41 H 0.07 1.75 7.37 -51.93 -0.38 1.37 16 42 H 0.05 1.09 8.05 -51.93 -0.42 0.67 16 43 H 0.26 7.08 8.31 -40.82 -0.34 6.74 16 44 H 0.06 1.14 7.63 -51.93 -0.40 0.75 16 45 H 0.05 1.00 8.14 -51.93 -0.42 0.57 16 46 H 0.06 0.53 8.14 -51.93 -0.42 0.11 16 47 H 0.07 0.57 7.57 -51.93 -0.39 0.18 16 48 H 0.07 0.52 8.14 -51.93 -0.42 0.09 16 49 H 0.07 0.43 8.14 -51.93 -0.42 0.00 16 50 H 0.09 0.53 8.14 -51.93 -0.42 0.11 16 51 H 0.05 0.32 8.14 -51.93 -0.42 -0.10 16 52 H 0.10 0.73 6.69 -51.93 -0.35 0.38 16 53 H 0.05 0.38 8.14 -51.93 -0.42 -0.05 16 LS Contribution 412.31 15.07 6.21 6.21 Total: -1.00 -31.34 412.31 -9.81 -41.15 By element: Atomic # 1 Polarization: 15.41 SS G_CDS: -9.61 Total: 5.80 kcal Atomic # 6 Polarization: -4.02 SS G_CDS: -0.88 Total: -4.90 kcal Atomic # 7 Polarization: -44.82 SS G_CDS: 0.12 Total: -44.70 kcal Atomic # 8 Polarization: -18.94 SS G_CDS: -0.64 Total: -19.59 kcal Atomic # 14 Polarization: 21.03 SS G_CDS: -5.02 Total: 16.01 kcal Total LS contribution 6.21 Total: 6.21 kcal Total: -31.34 -9.81 -41.15 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. ZINC000884387182.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 -103.445 kcal (2) G-P(sol) polarization free energy of solvation -31.341 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -134.786 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -9.811 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -41.152 kcal (6) G-S(sol) free energy of system = (1) + (5) -144.596 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.70 seconds