Wall clock time and date at job start Mon Mar 8 2021 14:07:48 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= 0 * 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 C 1.53000 * 109.47214 * 2 1 4 4 C 1.53003 * 109.47011 * 240.00051 * 2 1 3 5 5 C 1.53001 * 109.47216 * 120.00555 * 2 1 3 6 6 C 1.52972 * 109.43488 * 59.99563 * 5 2 1 7 7 C 1.53123 * 109.44138 * 181.64551 * 6 5 2 8 8 C 1.52851 * 109.22132 * 301.98896 * 7 6 5 9 9 C 1.53479 * 113.40404 * 285.94828 * 8 7 6 10 10 C 1.53543 * 83.17361 * 271.19915 * 9 8 7 11 11 N 1.46750 * 113.46291 * 187.28800 * 8 7 6 12 12 S 1.65600 * 136.09344 * 267.96350 * 11 8 7 13 13 O 1.42099 * 106.40362 * 338.85060 * 12 11 8 14 14 O 1.42104 * 106.40261 * 205.93328 * 12 11 8 15 15 C 1.76201 * 107.22054 * 92.39098 * 12 11 8 16 16 C 1.33392 * 125.20211 * 84.12935 * 15 12 11 17 17 C 1.50701 * 122.53593 * 0.02714 * 16 15 12 18 18 O 1.42898 * 109.47090 * 75.60700 * 17 16 15 19 19 Si 1.86309 * 109.46641 * 195.60616 * 17 16 15 20 20 C 1.38418 * 114.91944 * 179.76009 * 16 15 12 21 21 C 1.33391 * 114.92265 * 0.24382 * 20 16 15 22 22 S 1.75884 * 125.20192 * 264.27060 * 15 12 11 23 23 C 1.52853 * 112.67735 * 56.60254 * 8 7 6 24 24 C 1.52965 * 109.39853 * 180.19698 * 5 2 1 25 25 H 1.09003 * 109.46950 * 300.00138 * 1 2 3 26 26 H 1.09000 * 109.47117 * 59.99233 * 1 2 3 27 27 H 1.08998 * 109.47245 * 180.02562 * 1 2 3 28 28 H 1.08997 * 109.46921 * 179.97438 * 3 2 1 29 29 H 1.08993 * 109.47405 * 300.00244 * 3 2 1 30 30 H 1.09001 * 109.46879 * 60.00400 * 3 2 1 31 31 H 1.08996 * 109.47186 * 300.00768 * 4 2 1 32 32 H 1.09006 * 109.46769 * 59.99978 * 4 2 1 33 33 H 1.08994 * 109.47056 * 179.97438 * 4 2 1 34 34 H 1.09003 * 109.43275 * 300.08617 * 5 2 1 35 35 H 1.08991 * 109.47553 * 61.65405 * 6 5 2 36 36 H 1.09001 * 109.48347 * 301.63249 * 6 5 2 37 37 H 1.09006 * 109.51177 * 182.07380 * 7 6 5 38 38 H 1.08990 * 109.55839 * 61.94108 * 7 6 5 39 39 H 1.09010 * 114.40948 * 157.66394 * 9 8 7 40 40 H 1.08999 * 114.28612 * 24.73016 * 9 8 7 41 41 H 1.09000 * 113.45819 * 219.21299 * 10 9 8 42 42 H 1.08992 * 113.45591 * 88.80358 * 10 9 8 43 43 H 1.09002 * 109.47166 * 315.60184 * 17 16 15 44 44 H 0.96708 * 113.99961 * 60.00050 * 18 17 16 45 45 H 1.48498 * 110.00067 * 58.68131 * 19 17 16 46 46 H 1.48498 * 109.99563 * 179.97438 * 19 17 16 47 47 H 1.08003 * 122.54166 * 180.22607 * 20 16 15 48 48 H 1.08003 * 125.20417 * 179.97438 * 21 20 16 49 49 H 1.08997 * 109.51173 * 63.32677 * 23 8 7 50 50 H 1.08993 * 109.51004 * 183.47939 * 23 8 7 51 51 H 1.08997 * 109.47376 * 298.32597 * 24 5 2 52 52 H 1.08993 * 109.47826 * 58.34225 * 24 5 2 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 1.4425 0.0000 4 6 2.0400 -0.7213 -1.2493 5 6 2.0400 -0.7214 1.2492 6 6 1.5296 -2.1634 1.2483 7 6 2.0058 -2.8734 2.5186 8 6 3.5324 -2.8267 2.5790 9 6 4.2113 -3.7846 1.5905 10 6 4.0937 -4.7778 2.7556 11 7 4.0987 -3.6264 3.6714 12 16 4.5413 -3.3545 5.2438 13 8 4.7477 -1.9539 5.3661 14 8 5.5402 -4.3171 5.5517 15 6 3.1492 -3.7421 6.2520 16 6 2.8269 -4.9631 6.6815 17 6 3.6433 -6.1835 6.3419 18 8 4.8359 -6.1929 7.1289 19 14 2.6483 -7.7165 6.7036 20 6 1.6891 -5.0235 7.4675 21 6 1.0845 -3.8523 7.6721 22 16 1.9700 -2.5786 6.8431 23 6 4.0811 -1.4012 2.5203 24 6 3.5697 -0.7161 1.2500 25 1 -0.3633 0.5139 0.8900 26 1 -0.3633 0.5140 -0.8899 27 1 -0.3633 -1.0276 0.0005 28 1 3.1300 1.4424 0.0005 29 1 1.6767 1.9564 -0.8899 30 1 1.6767 1.9563 0.8900 31 1 1.6765 -1.7488 -1.2494 32 1 1.6766 -0.2073 -2.1393 33 1 3.1299 -0.7209 -1.2495 34 1 1.6751 -0.2080 2.1388 35 1 1.9168 -2.6854 0.3733 36 1 0.4400 -2.1634 1.2188 37 1 1.6738 -3.9116 2.5017 38 1 1.5913 -2.3729 3.3935 39 1 5.2360 -3.5155 1.3341 40 1 3.6025 -4.0391 0.7229 41 1 4.9652 -5.4231 2.8653 42 1 3.1551 -5.3319 2.7603 43 1 3.9060 -6.1620 5.2842 44 1 4.6776 -6.2119 8.0828 45 1 1.3901 -7.7033 5.9150 46 1 3.4421 -8.9270 6.3723 47 1 1.3187 -5.9489 7.8833 48 1 0.1880 -3.7081 8.2570 49 1 3.7439 -0.8450 3.3949 50 1 5.1705 -1.4309 2.5045 51 1 3.9353 -1.2533 0.3749 52 1 3.9296 0.3123 1.2217 There are 67 doubly filled levels RHF calculation, no. of doubly occupied orbitals= 67 No. of singly occupied orbitals= 1 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=0 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 s_40_17761002_13652106.mol2 52 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED SCF FIELD WAS ACHIEVED Wall clock time and date at job start Mon Mar 8 2021 14:07:48 Heat of formation + Delta-G solvation = -39.696675 kcal Electronic energy + Delta-G solvation = -34624.459654 eV Core-core repulsion = 30424.253912 eV Total energy + Delta-G solvation = -4200.205742 eV No. of doubly occupied orbitals = 67 and no. of open levels = 1 Molecular weight (most abundant/longest-lived isotopes) = 386.142 amu Computer time = 2.96 seconds Orbital eigenvalues (eV) -41.97921 -40.06214 -39.50178 -37.97076 -36.94821 -36.64195 -35.06650 -32.16108 -31.44071 -29.71001 -29.18150 -28.23666 -28.20360 -27.92352 -24.62375 -24.28912 -23.63735 -22.69774 -21.43328 -20.80391 -19.57379 -19.28244 -18.74105 -18.23200 -18.05767 -17.05502 -16.71454 -16.59023 -16.17116 -15.92509 -15.72689 -15.40314 -15.21641 -15.13868 -15.12121 -14.80317 -14.75199 -14.47302 -14.27484 -14.06524 -13.91527 -13.71105 -13.43590 -13.30138 -13.23575 -12.92169 -12.87793 -12.79301 -12.77304 -12.64650 -12.59286 -12.54575 -12.47494 -12.15535 -12.10646 -12.06909 -11.86096 -11.77511 -11.71198 -11.37233 -11.14024 -10.99238 -10.86577 -10.48234 -10.43920 -10.06969 -9.66815 -5.15420 -0.80755 -0.47910 0.31762 0.65306 1.14154 1.20778 1.55033 1.87862 1.93110 2.81933 3.15682 3.31751 3.43810 3.50278 3.55500 3.62581 3.68733 3.77765 3.88835 3.94563 3.96538 4.02951 4.17422 4.19401 4.24758 4.30451 4.33089 4.39016 4.46548 4.51929 4.54539 4.60945 4.66929 4.72522 4.76032 4.77156 4.80861 4.83150 4.86320 4.90200 4.98045 5.02547 5.03708 5.05231 5.07268 5.13884 5.15671 5.19097 5.20542 5.29396 5.36059 5.43480 5.54255 5.56539 5.60782 6.62841 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.145 4.145 2 C -0.063 4.063 3 C -0.146 4.146 4 C -0.146 4.146 5 C -0.079 4.079 6 C -0.113 4.113 7 C -0.121 4.121 8 C 0.185 3.815 9 C -0.138 4.138 10 C 0.118 3.882 11 N -1.029 6.029 12 S 2.720 3.280 13 O -0.946 6.946 14 O -0.914 6.914 15 C -0.776 4.776 16 C -0.002 4.002 17 C -0.071 4.071 18 O -0.504 6.504 19 Si 0.691 3.309 20 C -0.162 4.162 21 C -0.168 4.168 22 S 0.226 5.774 23 C -0.126 4.126 24 C -0.113 4.113 25 H 0.053 0.947 26 H 0.054 0.946 27 H 0.057 0.943 28 H 0.059 0.941 29 H 0.053 0.947 30 H 0.054 0.946 31 H 0.057 0.943 32 H 0.052 0.948 33 H 0.058 0.942 34 H 0.071 0.929 35 H 0.071 0.929 36 H 0.071 0.929 37 H 0.071 0.929 38 H 0.069 0.931 39 H 0.099 0.901 40 H 0.090 0.910 41 H 0.086 0.914 42 H 0.082 0.918 43 H 0.112 0.888 44 H 0.372 0.628 45 H -0.253 1.253 46 H -0.246 1.246 47 H 0.156 0.844 48 H 0.179 0.821 49 H 0.078 0.922 50 H 0.072 0.928 51 H 0.070 0.930 52 H 0.072 0.928 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -5.846 -1.493 -1.100 6.133 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 -0.202 4.202 2 C -0.064 4.064 3 C -0.203 4.203 4 C -0.203 4.203 5 C -0.097 4.097 6 C -0.150 4.150 7 C -0.160 4.160 8 C 0.098 3.902 9 C -0.178 4.178 10 C -0.007 4.007 11 N -0.867 5.867 12 S 2.807 3.193 13 O -0.937 6.937 14 O -0.905 6.905 15 C -0.975 4.975 16 C -0.020 4.020 17 C -0.184 4.184 18 O -0.307 6.307 19 Si 0.591 3.409 20 C -0.192 4.192 21 C -0.306 4.306 22 S 0.493 5.507 23 C -0.165 4.165 24 C -0.150 4.150 25 H 0.073 0.927 26 H 0.073 0.927 27 H 0.076 0.924 28 H 0.078 0.922 29 H 0.073 0.927 30 H 0.073 0.927 31 H 0.076 0.924 32 H 0.071 0.929 33 H 0.077 0.923 34 H 0.090 0.910 35 H 0.090 0.910 36 H 0.090 0.910 37 H 0.090 0.910 38 H 0.087 0.913 39 H 0.117 0.883 40 H 0.109 0.891 41 H 0.104 0.896 42 H 0.100 0.900 43 H 0.129 0.871 44 H 0.218 0.782 45 H -0.177 1.177 46 H -0.170 1.170 47 H 0.173 0.827 48 H 0.196 0.804 49 H 0.097 0.903 50 H 0.091 0.909 51 H 0.089 0.911 52 H 0.090 0.910 Dipole moment (debyes) X Y Z Total from point charges -5.279 -0.277 -1.573 5.516 hybrid contribution -0.621 -1.211 0.326 1.400 sum -5.900 -1.488 -1.247 6.211 Atomic orbital electron populations 1.21947 0.94696 1.01828 1.01747 1.20528 0.95410 0.95394 0.95020 1.21949 1.01307 0.95300 1.01737 1.21991 1.01270 1.00285 0.96790 1.21210 0.95297 0.95444 0.97775 1.21684 1.00957 0.95362 0.97034 1.21776 0.93145 1.01543 0.99533 1.21393 0.93466 0.92489 0.82828 1.23523 1.02363 0.95800 0.96105 1.22570 1.02345 0.89516 0.86284 1.60560 1.78968 1.22063 1.25070 1.01504 0.73135 0.73881 0.70749 1.93597 1.84203 1.30433 1.85457 1.93714 1.52429 1.62127 1.82196 1.36123 1.28662 1.04941 1.27814 1.19245 0.94441 0.94348 0.93923 1.25123 0.92127 1.01952 0.99163 1.86830 1.26498 1.96693 1.20685 0.94782 0.78466 0.76323 0.91287 1.20200 0.96725 0.99429 1.02809 1.26235 1.04102 0.96560 1.03693 1.84373 1.14947 1.07450 1.43924 1.21864 1.01118 0.93776 0.99706 1.21672 0.95074 1.01065 0.97239 0.92742 0.92731 0.92376 0.92222 0.92743 0.92699 0.92398 0.92885 0.92266 0.91037 0.91003 0.91029 0.91028 0.91275 0.88279 0.89133 0.89602 0.90008 0.87111 0.78174 1.17717 1.17008 0.82711 0.80413 0.90301 0.90893 0.91149 0.90953 Number of geometries 1 Number of calculations of the screened coulomb radii 1 The total number of SCF iterations 32. 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 0.19 8.12 37.16 0.30 0.49 16 2 C -0.06 0.09 0.57 -154.51 -0.09 0.00 16 3 C -0.15 0.14 8.12 37.16 0.30 0.44 16 4 C -0.15 0.24 7.77 37.16 0.29 0.53 16 5 C -0.08 0.11 1.50 -90.65 -0.14 -0.03 16 6 C -0.11 0.24 4.40 -26.68 -0.12 0.12 16 7 C -0.12 0.16 5.26 -26.74 -0.14 0.02 16 8 C 0.19 -0.06 1.04 -137.12 -0.14 -0.20 16 9 C -0.14 0.26 7.17 -26.20 -0.19 0.08 16 10 C 0.12 -0.12 8.31 -8.96 -0.07 -0.20 16 11 N -1.03 -1.33 3.88 -112.13 -0.43 -1.77 16 12 S 2.72 11.46 6.08 -107.50 -0.65 10.81 16 13 O -0.95 -6.07 16.20 -57.17 -0.93 -6.99 16 14 O -0.91 -6.17 14.65 -65.92 -0.97 -7.14 16 15 C -0.78 -1.91 6.57 29.04 0.19 -1.72 16 16 C 0.00 0.00 5.12 -106.25 -0.54 -0.55 16 17 C -0.07 -0.08 1.81 36.01 0.07 -0.01 16 18 O -0.50 -1.25 11.11 -56.34 -0.63 -1.87 16 19 Si 0.69 -0.78 30.26 -169.99 -5.14 -5.93 16 20 C -0.16 0.18 8.74 -41.21 -0.36 -0.18 16 21 C -0.17 0.23 11.23 29.04 0.33 0.55 16 22 S 0.23 0.21 23.16 -107.50 -2.49 -2.28 16 23 C -0.13 -0.09 4.54 -26.74 -0.12 -0.21 16 24 C -0.11 0.11 4.41 -26.68 -0.12 0.00 16 25 H 0.05 -0.06 8.14 -51.93 -0.42 -0.48 16 26 H 0.05 -0.06 8.14 -51.93 -0.42 -0.48 16 27 H 0.06 -0.10 6.39 -51.93 -0.33 -0.43 16 28 H 0.06 -0.06 6.38 -51.93 -0.33 -0.39 16 29 H 0.05 -0.04 8.14 -51.93 -0.42 -0.46 16 30 H 0.05 -0.03 8.14 -51.93 -0.42 -0.46 16 31 H 0.06 -0.11 6.46 -51.93 -0.34 -0.45 16 32 H 0.05 -0.06 8.14 -51.93 -0.42 -0.49 16 33 H 0.06 -0.10 6.47 -51.93 -0.34 -0.43 16 34 H 0.07 -0.04 8.14 -51.93 -0.42 -0.46 16 35 H 0.07 -0.19 5.73 -51.93 -0.30 -0.49 16 36 H 0.07 -0.16 6.34 -51.93 -0.33 -0.49 16 37 H 0.07 -0.15 7.01 -51.93 -0.36 -0.51 16 38 H 0.07 -0.04 8.14 -51.93 -0.42 -0.47 16 39 H 0.10 -0.19 8.12 -51.92 -0.42 -0.61 16 40 H 0.09 -0.32 7.36 -51.93 -0.38 -0.70 16 41 H 0.09 -0.09 8.14 -51.93 -0.42 -0.51 16 42 H 0.08 -0.22 7.28 -51.93 -0.38 -0.60 16 43 H 0.11 0.17 7.28 -51.93 -0.38 -0.21 16 44 H 0.37 -0.75 8.70 45.56 0.40 -0.35 16 45 H -0.25 -0.14 7.11 56.52 0.40 0.26 16 46 H -0.25 -0.46 7.11 56.52 0.40 -0.06 16 47 H 0.16 -0.61 5.75 -52.48 -0.30 -0.91 16 48 H 0.18 -0.75 8.06 -52.48 -0.42 -1.18 16 49 H 0.08 0.18 7.38 -51.93 -0.38 -0.20 16 50 H 0.07 0.10 8.13 -51.93 -0.42 -0.32 16 51 H 0.07 -0.12 6.32 -51.93 -0.33 -0.45 16 52 H 0.07 -0.05 6.33 -51.93 -0.33 -0.38 16 LS Contribution 404.86 15.07 6.10 6.10 Total: 0.00 -8.68 404.86 -13.95 -22.63 By element: Atomic # 1 Polarization: -4.44 SS G_CDS: -8.26 Total: -12.70 kcal Atomic # 6 Polarization: -0.30 SS G_CDS: -0.56 Total: -0.86 kcal Atomic # 7 Polarization: -1.33 SS G_CDS: -0.43 Total: -1.77 kcal Atomic # 8 Polarization: -13.49 SS G_CDS: -2.52 Total: -16.00 kcal Atomic # 14 Polarization: -0.78 SS G_CDS: -5.14 Total: -5.93 kcal Atomic # 16 Polarization: 11.67 SS G_CDS: -3.14 Total: 8.53 kcal Total LS contribution 6.10 Total: 6.10 kcal Total: -8.68 -13.95 -22.63 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. s_40_17761002_13652106.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 -17.067 kcal (2) G-P(sol) polarization free energy of solvation -8.678 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -25.745 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -13.952 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -22.629 kcal (6) G-S(sol) free energy of system = (1) + (5) -39.697 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 2.96 seconds