Wall clock time and date at job start Sat Apr 11 2020 06:10:41 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 1.53000 * 1 3 3 H 1.08999 * 109.47239 * 2 1 4 4 C 1.53000 * 109.47453 * 239.99475 * 2 1 3 5 5 O 1.42908 * 109.46697 * 65.00000 * 4 2 1 6 6 C 1.53009 * 109.47073 * 119.99861 * 2 1 3 7 7 N 1.46899 * 109.46750 * 296.33540 * 6 2 1 8 8 C 1.44340 * 110.99633 * 170.85748 * 7 6 2 9 9 C 1.53824 * 112.18655 * 215.86244 * 8 7 6 10 10 O 1.44188 * 112.87515 * 318.44001 * 9 8 7 11 11 C 1.40377 * 117.19199 * 317.86812 * 10 9 8 12 12 C 1.54305 * 108.82727 * 92.90402 * 11 10 9 13 13 C 1.54533 * 108.40294 * 158.49789 * 12 11 10 14 14 C 1.51324 * 104.22078 * 269.90464 * 13 12 11 15 15 O 1.21283 * 124.94682 * 164.11932 * 14 13 12 16 16 N 1.34425 * 110.10991 * 344.25394 * 14 13 12 17 17 C 1.46494 * 124.35086 * 179.48276 * 16 14 13 18 18 C 1.53004 * 109.47013 * 269.69749 * 17 16 14 19 19 C 1.50702 * 109.47123 * 179.97438 * 18 17 16 20 20 H 1.08001 * 119.99965 * 0.02562 * 19 18 17 21 21 C 1.37876 * 119.99713 * 180.27530 * 19 18 17 22 22 N 1.31509 * 120.00098 * 359.72543 * 21 19 18 23 23 Si 1.86801 * 119.99647 * 179.72622 * 21 19 18 24 24 H 1.48497 * 109.47280 * 60.00255 * 23 21 19 25 25 H 1.48500 * 109.46870 * 179.97438 * 23 21 19 26 26 H 1.48495 * 109.47443 * 299.99996 * 23 21 19 27 27 C 1.46824 * 111.29742 * 359.21177 * 16 14 13 28 28 C 1.46551 * 111.81660 * 283.16966 * 12 11 10 29 29 H 1.09003 * 109.47378 * 304.77198 * 1 2 3 30 30 H 1.09001 * 109.46938 * 64.77103 * 1 2 3 31 31 H 1.08999 * 109.46992 * 184.77052 * 1 2 3 32 32 H 1.08995 * 109.47301 * 184.99602 * 4 2 1 33 33 H 1.09000 * 109.47182 * 305.00695 * 4 2 1 34 34 H 0.96701 * 113.99833 * 180.02562 * 5 4 2 35 35 H 1.08993 * 109.47086 * 176.33492 * 6 2 1 36 36 H 1.08998 * 109.47213 * 56.33067 * 6 2 1 37 37 H 1.08994 * 108.94236 * 336.56229 * 8 7 6 38 38 H 1.09002 * 108.94065 * 95.16898 * 8 7 6 39 39 H 1.09008 * 108.80184 * 79.31207 * 9 8 7 40 40 H 1.09001 * 108.80665 * 197.67081 * 9 8 7 41 41 H 1.09005 * 109.57926 * 333.09637 * 11 10 9 42 42 H 1.09009 * 109.57716 * 212.70622 * 11 10 9 43 43 H 1.08987 * 110.49171 * 28.79005 * 13 12 11 44 44 H 1.08995 * 110.49035 * 151.45564 * 13 12 11 45 45 H 1.08992 * 109.47629 * 149.69924 * 17 16 14 46 46 H 1.08999 * 109.47277 * 29.69616 * 17 16 14 47 47 H 1.09000 * 109.46652 * 59.99959 * 18 17 16 48 48 H 1.08999 * 109.46991 * 300.00043 * 18 17 16 49 49 H 0.97001 * 119.99909 * 179.97438 * 22 21 19 50 50 H 1.08997 * 110.24459 * 136.12083 * 27 16 14 51 51 H 1.08999 * 110.24705 * 258.03068 * 27 16 14 52 52 H 1.09004 * 108.90676 * 181.45103 * 28 12 11 53 53 H 1.09000 * 108.90644 * 300.06193 * 28 12 11 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 2.0401 -0.7213 -1.2491 5 8 1.6620 0.0167 -2.4130 6 6 2.0400 -0.7213 1.2493 7 7 1.6239 0.0205 2.4470 8 6 1.9001 -0.7352 3.6454 9 6 0.8200 -0.5326 4.7217 10 8 0.3891 0.8389 4.8322 11 6 1.3823 1.8296 4.7796 12 6 1.5357 2.3038 3.3193 13 6 2.1851 3.7061 3.3274 14 6 1.0111 4.6591 3.3871 15 8 1.0838 5.8333 3.6820 16 7 -0.1245 4.0140 3.0687 17 6 -1.4493 4.6385 3.0392 18 6 -2.1070 4.5046 4.4142 19 6 -3.4696 5.1475 4.3840 20 1 -3.8307 5.6054 3.4749 21 6 -4.2532 5.1557 5.5184 22 7 -3.8138 4.5977 6.6252 23 14 -5.9392 5.9593 5.4831 24 1 -6.7870 5.2867 4.4663 25 1 -6.5755 5.8336 6.8190 26 1 -5.7956 7.3960 5.1359 27 6 0.1346 2.6049 2.7481 28 6 2.2872 1.3406 2.5099 29 1 -0.3634 0.5861 0.8442 30 1 -0.3633 0.4380 -0.9297 31 1 -0.3633 -1.0241 0.0855 32 1 3.1263 -0.7995 -1.2055 33 1 1.6054 -1.7199 -1.2951 34 1 1.9526 -0.3835 -3.2440 35 1 3.1280 -0.7785 1.2171 36 1 1.6240 -1.7282 1.2829 37 1 1.9526 -1.7939 3.3918 38 1 2.8634 -0.4213 4.0475 39 1 -0.0420 -1.1529 4.4756 40 1 1.2188 -0.8526 5.6844 41 1 2.3283 1.4175 5.1311 42 1 1.0923 2.6714 5.4085 43 1 2.8226 3.8262 4.2031 44 1 2.7563 3.8673 2.4132 45 1 -2.0679 4.1431 2.2909 46 1 -1.3481 5.6938 2.7861 47 1 -1.4883 5.0000 5.1625 48 1 -2.2082 3.4493 4.6673 49 1 -4.3649 4.6038 7.4234 50 1 -0.6112 1.9669 3.2223 51 1 0.1259 2.4559 1.6683 52 1 2.3893 1.7331 1.4981 53 1 3.2802 1.2153 2.9415 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 ZINC001274069245.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 06:10:41 Heat of formation + Delta-G solvation = -121.136738 kcal Electronic energy + Delta-G solvation = -32319.001620 eV Core-core repulsion = 28190.786478 eV Total energy + Delta-G solvation = -4128.215142 eV No. of doubly occupied orbitals = 66 Molecular weight (most abundant/longest-lived isotopes) = 340.220 amu Computer time = 0.97 seconds Orbital eigenvalues (eV) -41.02271 -39.05318 -37.90245 -36.52265 -35.92813 -34.32430 -33.53118 -32.56470 -30.13036 -28.97153 -27.83169 -26.65936 -26.56110 -25.94731 -24.67003 -23.78354 -21.29122 -21.09891 -20.47787 -19.56066 -18.76010 -17.76278 -16.96857 -16.58339 -16.25782 -15.97036 -15.77867 -15.63188 -15.14603 -15.05021 -14.59227 -14.50194 -14.22405 -14.11211 -13.84361 -13.65227 -13.19467 -13.08928 -12.79972 -12.64886 -12.49434 -12.29352 -12.16546 -11.99886 -11.85606 -11.54407 -11.33181 -11.19501 -11.17388 -11.13076 -10.84567 -10.82383 -10.71190 -10.61283 -10.41139 -10.28592 -9.84565 -9.74197 -9.37022 -9.28187 -9.01574 -8.58413 -8.25883 -7.83441 -5.91114 -3.94123 3.12050 3.26743 3.40267 3.43773 3.46581 3.74717 3.89998 4.01472 4.42449 4.51309 4.54606 4.57561 4.63685 4.71295 4.75244 4.78232 4.89661 4.94176 5.09742 5.11232 5.20543 5.22387 5.26045 5.33980 5.44615 5.44637 5.47625 5.55673 5.62583 5.66447 5.72223 5.76037 5.82180 5.93191 6.03470 6.08521 6.19736 6.21139 6.35471 6.41418 6.61401 6.71674 6.81983 6.96867 7.16413 7.28952 7.48864 7.69632 7.80204 8.02402 8.10567 8.45994 8.81152 9.12614 9.68942 11.20118 Molecular weight = 340.22amu Principal moments of inertia in cm(-1) A = 0.011670 B = 0.003161 C = 0.003043 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 2398.794611 B = 8855.699782 C = 9199.546267 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.136 4.136 2 C -0.091 4.091 3 H 0.079 0.921 4 C 0.081 3.919 5 O -0.569 6.569 6 C 0.066 3.934 7 N -0.521 5.521 8 C 0.023 3.977 9 C 0.070 3.930 10 O -0.361 6.361 11 C 0.083 3.917 12 C -0.099 4.099 13 C -0.144 4.144 14 C 0.510 3.490 15 O -0.540 6.540 16 N -0.606 5.606 17 C 0.128 3.872 18 C 0.014 3.986 19 C -0.521 4.521 20 H 0.055 0.945 21 C 0.060 3.940 22 N -0.891 5.891 23 Si 0.893 3.107 24 H -0.277 1.277 25 H -0.288 1.288 26 H -0.277 1.277 27 C 0.128 3.872 28 C 0.072 3.928 29 H 0.072 0.928 30 H 0.055 0.945 31 H 0.047 0.953 32 H 0.041 0.959 33 H 0.045 0.955 34 H 0.378 0.622 35 H 0.033 0.967 36 H 0.078 0.922 37 H 0.077 0.923 38 H 0.041 0.959 39 H 0.091 0.909 40 H 0.050 0.950 41 H 0.047 0.953 42 H 0.091 0.909 43 H 0.098 0.902 44 H 0.098 0.902 45 H 0.064 0.936 46 H 0.068 0.932 47 H 0.018 0.982 48 H 0.021 0.979 49 H 0.260 0.740 50 H 0.098 0.902 51 H 0.063 0.937 52 H 0.081 0.919 53 H 0.043 0.957 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges 17.771 -17.995 -12.667 28.286 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 -0.194 4.194 2 C -0.110 4.110 3 H 0.098 0.902 4 C 0.003 3.997 5 O -0.374 6.374 6 C -0.061 4.061 7 N -0.245 5.245 8 C -0.106 4.106 9 C -0.008 4.008 10 O -0.278 6.278 11 C 0.006 3.994 12 C -0.101 4.101 13 C -0.185 4.185 14 C 0.296 3.704 15 O -0.418 6.418 16 N -0.339 5.339 17 C 0.008 3.992 18 C -0.023 4.023 19 C -0.560 4.560 20 H 0.073 0.927 21 C -0.142 4.142 22 N -0.530 5.530 23 Si 0.721 3.279 24 H -0.202 1.202 25 H -0.213 1.213 26 H -0.202 1.202 27 C 0.005 3.995 28 C -0.055 4.055 29 H 0.091 0.909 30 H 0.074 0.926 31 H 0.067 0.933 32 H 0.059 0.941 33 H 0.063 0.937 34 H 0.224 0.776 35 H 0.051 0.949 36 H 0.097 0.903 37 H 0.096 0.904 38 H 0.059 0.941 39 H 0.109 0.891 40 H 0.069 0.931 41 H 0.065 0.935 42 H 0.109 0.891 43 H 0.116 0.884 44 H 0.116 0.884 45 H 0.082 0.918 46 H 0.086 0.914 47 H 0.037 0.963 48 H 0.040 0.960 49 H 0.070 0.930 50 H 0.116 0.884 51 H 0.081 0.919 52 H 0.099 0.901 53 H 0.061 0.939 Dipole moment (debyes) X Y Z Total from point charges 16.692 -16.897 -11.877 26.556 hybrid contribution 0.560 -0.352 -0.297 0.725 sum 17.252 -17.249 -12.174 27.265 Atomic orbital electron populations 1.21686 0.93295 1.01838 1.02534 1.21176 0.98222 1.00176 0.91432 0.90244 1.22159 0.97447 0.94225 0.85882 1.86513 1.81526 1.53150 1.16249 1.22118 0.97437 0.97280 0.89298 1.61132 1.59055 1.02894 1.01406 1.22514 0.97897 0.98635 0.91542 1.23024 0.98141 0.83907 0.95689 1.87588 1.33630 1.13632 1.92972 1.22412 0.91642 0.91662 0.93719 1.21012 0.96728 0.94148 0.98176 1.22379 0.98022 0.93422 1.04676 1.20586 0.85179 0.87632 0.76957 1.90705 1.85773 1.16033 1.49323 1.48586 1.08178 1.10709 1.66380 1.21768 0.79327 0.96767 1.01307 1.19373 0.94817 0.97666 0.90493 1.21070 1.00957 1.37037 0.96956 0.92653 1.24982 0.98237 0.95478 0.95502 1.69973 1.37433 1.44374 1.01250 0.86647 0.84254 0.79999 0.77018 1.20225 1.21342 1.20238 1.21924 0.95991 0.82419 0.99161 1.21039 0.94650 0.89200 1.00626 0.90923 0.92609 0.93339 0.94108 0.93656 0.77567 0.94851 0.90310 0.90423 0.94093 0.89120 0.93136 0.93486 0.89061 0.88407 0.88394 0.91758 0.91375 0.96320 0.96031 0.93007 0.88373 0.91908 0.90106 0.93903 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 -0.14 -1.34 8.96 37.16 0.33 -1.01 16 2 C -0.09 -0.74 2.56 -90.62 -0.23 -0.97 16 3 H 0.08 0.75 6.12 -51.93 -0.32 0.43 16 4 C 0.08 0.54 6.43 37.16 0.24 0.78 16 5 O -0.57 -4.59 13.12 -35.23 -0.46 -5.05 16 6 C 0.07 0.46 4.19 -3.82 -0.02 0.44 16 7 N -0.52 -4.53 3.69 -239.22 -0.88 -5.41 16 8 C 0.02 0.18 5.16 -4.76 -0.02 0.16 16 9 C 0.07 0.70 7.01 37.59 0.26 0.97 16 10 O -0.36 -5.22 8.73 -33.80 -0.29 -5.51 16 11 C 0.08 1.10 5.15 37.84 0.19 1.29 16 12 C -0.10 -1.20 0.63 -155.43 -0.10 -1.30 16 13 C -0.14 -1.89 5.78 -26.77 -0.15 -2.04 16 14 C 0.51 9.81 7.88 -10.84 -0.09 9.73 16 15 O -0.54 -12.81 17.59 5.55 0.10 -12.71 16 16 N -0.61 -11.64 2.93 -172.48 -0.51 -12.15 16 17 C 0.13 2.89 5.88 -4.04 -0.02 2.87 16 18 C 0.01 0.39 5.30 -27.88 -0.15 0.25 16 19 C -0.52 -15.32 9.11 -34.44 -0.31 -15.64 16 20 H 0.06 1.56 7.74 -52.49 -0.41 1.15 16 21 C 0.06 1.77 5.46 -17.82 -0.10 1.67 16 22 N -0.89 -27.75 13.29 55.43 0.74 -27.01 16 23 Si 0.89 22.36 29.54 -169.99 -5.02 17.34 16 24 H -0.28 -6.74 7.11 56.52 0.40 -6.33 16 25 H -0.29 -7.11 7.11 56.52 0.40 -6.71 16 26 H -0.28 -6.84 7.11 56.52 0.40 -6.44 16 27 C 0.13 1.96 6.02 -3.20 -0.02 1.94 16 28 C 0.07 0.66 3.58 -6.37 -0.02 0.64 16 29 H 0.07 0.83 6.66 -51.93 -0.35 0.49 16 30 H 0.05 0.61 7.70 -51.93 -0.40 0.21 16 31 H 0.05 0.44 8.14 -51.93 -0.42 0.02 16 32 H 0.04 0.22 8.14 -51.93 -0.42 -0.20 16 33 H 0.05 0.26 8.14 -51.93 -0.42 -0.16 16 34 H 0.38 1.32 9.12 45.56 0.42 1.74 16 35 H 0.03 0.20 8.12 -51.93 -0.42 -0.22 16 36 H 0.08 0.49 7.78 -51.93 -0.40 0.09 16 37 H 0.08 0.47 7.40 -51.93 -0.38 0.09 16 38 H 0.04 0.30 6.73 -51.93 -0.35 -0.04 16 39 H 0.09 0.90 8.14 -51.92 -0.42 0.47 16 40 H 0.05 0.45 8.14 -51.93 -0.42 0.03 16 41 H 0.05 0.50 7.17 -51.93 -0.37 0.13 16 42 H 0.09 1.46 7.84 -51.92 -0.41 1.05 16 43 H 0.10 1.17 7.85 -51.94 -0.41 0.76 16 44 H 0.10 1.07 7.94 -51.93 -0.41 0.66 16 45 H 0.06 1.34 8.14 -51.93 -0.42 0.92 16 46 H 0.07 1.61 7.92 -51.93 -0.41 1.19 16 47 H 0.02 0.57 8.14 -51.93 -0.42 0.14 16 48 H 0.02 0.62 8.14 -51.93 -0.42 0.20 16 49 H 0.26 7.65 8.31 -40.82 -0.34 7.31 16 50 H 0.10 1.71 6.65 -51.93 -0.35 1.37 16 51 H 0.06 0.88 6.87 -51.93 -0.36 0.52 16 52 H 0.08 0.72 5.74 -51.93 -0.30 0.43 16 53 H 0.04 0.35 7.40 -51.93 -0.38 -0.04 16 LS Contribution 405.48 15.07 6.11 6.11 Total: -1.00 -36.45 405.48 -8.95 -45.40 By element: Atomic # 1 Polarization: 7.75 SS G_CDS: -8.53 Total: -0.78 kcal Atomic # 6 Polarization: -0.02 SS G_CDS: -0.21 Total: -0.23 kcal Atomic # 7 Polarization: -43.92 SS G_CDS: -0.65 Total: -44.57 kcal Atomic # 8 Polarization: -22.62 SS G_CDS: -0.66 Total: -23.28 kcal Atomic # 14 Polarization: 22.36 SS G_CDS: -5.02 Total: 17.34 kcal Total LS contribution 6.11 Total: 6.11 kcal Total: -36.45 -8.95 -45.40 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. ZINC001274069245.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 -75.732 kcal (2) G-P(sol) polarization free energy of solvation -36.451 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -112.184 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -8.953 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -45.404 kcal (6) G-S(sol) free energy of system = (1) + (5) -121.137 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.97 seconds