Wall clock time and date at job start Tue Mar 31 2020 21:08:08 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 N 2 2 C 1.31615 * 1 3 3 Si 1.86796 * 120.00088 * 2 1 4 4 H 1.48496 * 109.47612 * 179.97438 * 3 2 1 5 5 H 1.48504 * 109.47012 * 300.00142 * 3 2 1 6 6 H 1.48501 * 109.47395 * 59.99703 * 3 2 1 7 7 C 1.38815 * 120.00123 * 179.97438 * 2 1 3 8 8 H 1.07997 * 119.99924 * 180.02562 * 7 2 1 9 9 N 1.36943 * 119.99832 * 359.97438 * 7 2 1 10 10 C 1.46497 * 119.99675 * 179.97438 * 9 7 2 11 11 H 1.09008 * 109.93197 * 328.42937 * 10 9 7 12 12 C 1.53818 * 109.94188 * 207.26324 * 10 9 7 13 13 C 1.52520 * 111.70362 * 298.07555 * 12 10 9 14 14 C 1.53850 * 111.65704 * 305.95362 * 13 12 10 15 15 C 1.51436 * 107.03626 * 57.20366 * 14 13 12 16 16 H 1.08997 * 109.87382 * 54.18566 * 15 14 13 17 17 C 1.52331 * 117.45059 * 181.21997 * 15 14 13 18 18 N 1.48245 * 105.86710 * 145.31887 * 17 15 14 19 19 C 1.34768 * 125.78364 * 176.77981 * 18 17 15 20 20 O 1.21285 * 119.99951 * 185.17473 * 19 18 17 21 21 C 1.50701 * 120.00416 * 5.17027 * 19 18 17 22 22 F 1.39901 * 109.47269 * 310.23405 * 21 19 18 23 23 C 1.52998 * 109.47391 * 190.22821 * 21 19 18 24 24 C 1.53002 * 109.46900 * 180.02562 * 23 21 19 25 25 C 1.52996 * 109.47221 * 60.00710 * 24 23 21 26 26 C 1.53006 * 109.47132 * 299.99715 * 25 24 23 27 27 C 1.53005 * 109.46547 * 70.23203 * 21 19 18 28 28 C 1.48662 * 108.42780 * 356.81399 * 18 17 15 29 29 C 1.51618 * 110.01571 * 89.64088 * 10 9 7 30 30 H 1.08993 * 110.50820 * 174.62052 * 29 10 9 31 31 H 0.97005 * 120.00392 * 0.02562 * 1 2 3 32 32 H 0.96992 * 119.99848 * 0.02562 * 9 7 2 33 33 H 1.09001 * 109.03341 * 177.50042 * 12 10 9 34 34 H 1.09004 * 108.97459 * 58.60780 * 12 10 9 35 35 H 1.09005 * 109.04511 * 185.39955 * 13 12 10 36 36 H 1.08997 * 109.04671 * 66.51773 * 13 12 10 37 37 H 1.08992 * 109.94135 * 297.81412 * 14 13 12 38 38 H 1.09006 * 109.93809 * 176.58281 * 14 13 12 39 39 H 1.09001 * 110.17159 * 264.41700 * 17 15 14 40 40 H 1.08996 * 110.17408 * 26.21705 * 17 15 14 41 41 H 1.09000 * 109.47648 * 300.00240 * 23 21 19 42 42 H 1.09002 * 109.46695 * 60.00793 * 23 21 19 43 43 H 1.08990 * 109.47488 * 300.00103 * 24 23 21 44 44 H 1.09010 * 109.46869 * 180.02562 * 24 23 21 45 45 H 1.08999 * 109.47198 * 179.97438 * 25 24 23 46 46 H 1.09003 * 109.47675 * 59.99253 * 25 24 23 47 47 H 1.08996 * 109.46782 * 300.00486 * 26 25 24 48 48 H 1.08993 * 109.47432 * 180.02562 * 26 25 24 49 49 H 1.08997 * 109.47353 * 300.00121 * 27 21 19 50 50 H 1.09000 * 109.47262 * 60.00513 * 27 21 19 51 51 H 1.08999 * 110.62127 * 217.13083 * 28 18 17 52 52 H 1.08998 * 110.76153 * 94.18229 * 28 18 17 Note: An asterisk (*) indicates this parameter was or will be optimized. Cartesian coordinates (angstroms) NO. Atom X Y Z 1 7 0.0000 0.0000 0.0000 2 6 1.3161 0.0000 0.0000 3 14 2.2501 1.6177 0.0000 4 1 3.7101 1.3464 0.0006 5 1 1.8914 2.3964 -1.2125 6 1 1.8914 2.3965 1.2124 7 6 2.0102 -1.2022 0.0005 8 1 3.0902 -1.2021 0.0010 9 7 1.3255 -2.3881 0.0016 10 6 2.0581 -3.6568 0.0016 11 1 2.9996 -3.5422 -0.5357 12 6 1.2068 -4.7541 -0.6596 13 6 -0.0892 -5.0006 0.1059 14 6 0.1771 -5.3028 1.5907 15 6 0.9497 -4.1271 2.1512 16 1 0.4092 -3.2011 1.9548 17 6 1.3661 -4.1940 3.6149 18 7 2.6814 -3.5148 3.6936 19 6 3.3873 -3.2923 4.8199 20 8 4.4105 -2.6425 4.7759 21 6 2.9052 -3.8506 6.1340 22 9 1.5560 -3.5262 6.3118 23 6 3.7286 -3.2510 7.2757 24 6 3.2396 -3.8184 8.6098 25 6 3.4029 -5.3396 8.6076 26 6 2.5796 -5.9394 7.4659 27 6 3.0681 -5.3719 6.1321 28 6 3.0895 -3.1202 2.3196 29 6 2.3264 -4.1011 1.4262 30 1 2.7865 -5.0891 1.4378 31 1 -0.4851 0.8401 -0.0004 32 1 0.3556 -2.3881 0.0016 33 1 1.7822 -5.6793 -0.6918 34 1 0.9657 -4.4501 -1.6782 35 1 -0.6109 -5.8469 -0.3412 36 1 -0.7205 -4.1153 0.0308 37 1 0.7674 -6.2143 1.6845 38 1 -0.7678 -5.4143 2.1226 39 1 0.6372 -3.6747 4.2371 40 1 1.4597 -5.2326 3.9320 41 1 4.7799 -3.5038 7.1373 42 1 3.6126 -2.1672 7.2770 43 1 2.1884 -3.5661 8.7485 44 1 3.8260 -3.3909 9.4232 45 1 3.0550 -5.7438 9.5582 46 1 4.4542 -5.5921 8.4688 47 1 1.5284 -5.6869 7.6046 48 1 2.6956 -7.0231 7.4646 49 1 2.4816 -5.7991 5.3188 50 1 4.1193 -5.6247 5.9937 51 1 4.1651 -3.2392 2.1895 52 1 2.7895 -2.0940 2.1072 RHF calculation, no. of doubly occupied orbitals= 65 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 ZINC000992866383.mol2 52 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED SCF FIELD WAS ACHIEVED Wall clock time and date at job start Tue Mar 31 2020 21:08:08 Heat of formation + Delta-G solvation = -88.615111 kcal Electronic energy + Delta-G solvation = -32169.101982 eV Core-core repulsion = 28081.981352 eV Total energy + Delta-G solvation = -4087.120630 eV No. of doubly occupied orbitals = 65 Molecular weight (most abundant/longest-lived isotopes) = 338.211 amu Computer time = 0.90 seconds Orbital eigenvalues (eV) -47.93030 -40.25900 -38.89518 -37.33832 -35.47107 -33.67147 -31.51303 -31.29635 -30.95689 -30.01718 -28.85684 -26.89534 -25.09426 -23.63453 -23.06943 -22.71150 -20.84288 -20.82273 -19.95481 -19.35122 -18.74244 -17.20464 -17.02145 -16.51964 -15.89423 -15.54713 -15.11971 -14.85583 -14.78001 -14.43767 -14.05841 -13.96884 -13.83678 -13.64517 -13.50326 -13.18799 -12.79281 -12.68321 -12.49745 -12.39947 -12.29728 -12.12374 -11.96216 -11.78718 -11.57944 -11.36061 -11.29658 -11.16236 -10.88914 -10.87032 -10.81760 -10.74328 -10.39181 -10.31627 -10.23074 -10.08596 -9.88944 -9.52705 -9.45181 -9.37824 -8.90352 -8.28626 -6.99441 -5.80285 -3.08188 2.63481 3.06216 3.43642 3.51508 3.51824 4.15864 4.24212 4.39132 4.49022 4.58290 4.75056 4.84203 4.87961 4.99553 5.06869 5.10171 5.14710 5.21583 5.28549 5.41525 5.50891 5.52166 5.57871 5.63068 5.69686 5.76006 5.78502 5.79439 5.81477 5.87931 5.88820 5.92597 5.99642 6.02282 6.03771 6.05158 6.10516 6.19305 6.24216 6.33083 6.37675 6.47683 6.62797 6.64936 6.76768 6.85697 6.87349 7.10260 7.69413 7.74859 8.23370 8.38572 9.50861 10.07121 10.41971 11.41872 Molecular weight = 338.21amu Principal moments of inertia in cm(-1) A = 0.012527 B = 0.003987 C = 0.003318 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 2234.624994 B = 7020.914894 C = 8435.561222 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 N -0.929 5.929 2 C -0.008 4.008 3 Si 0.900 3.100 4 H -0.279 1.279 5 H -0.292 1.292 6 H -0.292 1.292 7 C -0.239 4.239 8 H 0.071 0.929 9 N -0.716 5.716 10 C 0.188 3.812 11 H 0.054 0.946 12 C -0.121 4.121 13 C -0.114 4.114 14 C -0.097 4.097 15 C -0.108 4.108 16 H 0.106 0.894 17 C 0.110 3.890 18 N -0.605 5.605 19 C 0.509 3.491 20 O -0.534 6.534 21 C 0.116 3.884 22 F -0.192 7.192 23 C -0.123 4.123 24 C -0.121 4.121 25 C -0.122 4.122 26 C -0.118 4.118 27 C -0.138 4.138 28 C 0.115 3.885 29 C -0.119 4.119 30 H 0.064 0.936 31 H 0.254 0.746 32 H 0.385 0.615 33 H 0.053 0.947 34 H 0.063 0.937 35 H 0.053 0.947 36 H 0.068 0.932 37 H 0.057 0.943 38 H 0.059 0.941 39 H 0.074 0.926 40 H 0.061 0.939 41 H 0.088 0.912 42 H 0.079 0.921 43 H 0.069 0.931 44 H 0.070 0.930 45 H 0.065 0.935 46 H 0.064 0.936 47 H 0.071 0.929 48 H 0.070 0.930 49 H 0.081 0.919 50 H 0.083 0.917 51 H 0.063 0.937 52 H 0.105 0.895 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges 2.675 -15.893 12.601 20.459 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 N -0.577 5.577 2 C -0.205 4.205 3 Si 0.731 3.269 4 H -0.205 1.205 5 H -0.219 1.219 6 H -0.219 1.219 7 C -0.370 4.370 8 H 0.089 0.911 9 N -0.358 5.358 10 C 0.077 3.923 11 H 0.072 0.928 12 C -0.160 4.160 13 C -0.152 4.152 14 C -0.135 4.135 15 C -0.127 4.127 16 H 0.124 0.876 17 C -0.012 4.012 18 N -0.337 5.337 19 C 0.294 3.706 20 O -0.411 6.411 21 C 0.094 3.906 22 F -0.172 7.172 23 C -0.161 4.161 24 C -0.158 4.158 25 C -0.159 4.159 26 C -0.155 4.155 27 C -0.176 4.176 28 C -0.006 4.006 29 C -0.141 4.141 30 H 0.083 0.917 31 H 0.064 0.936 32 H 0.220 0.780 33 H 0.072 0.928 34 H 0.082 0.918 35 H 0.071 0.929 36 H 0.086 0.914 37 H 0.075 0.925 38 H 0.078 0.922 39 H 0.093 0.907 40 H 0.079 0.921 41 H 0.107 0.893 42 H 0.098 0.902 43 H 0.088 0.912 44 H 0.088 0.912 45 H 0.084 0.916 46 H 0.082 0.918 47 H 0.089 0.911 48 H 0.088 0.912 49 H 0.100 0.900 50 H 0.102 0.898 51 H 0.082 0.918 52 H 0.123 0.877 Dipole moment (debyes) X Y Z Total from point charges 3.343 -15.362 12.612 20.155 hybrid contribution -0.020 1.014 0.006 1.014 sum 3.323 -14.348 12.618 19.394 Atomic orbital electron populations 1.69651 1.05055 1.25580 1.57456 1.24690 0.95430 0.97567 1.02797 0.86220 0.79056 0.84450 0.77150 1.20451 1.21898 1.21912 1.19251 0.91009 0.84032 1.42738 0.91061 1.42454 1.05780 0.99485 1.88035 1.19907 0.94744 0.86595 0.91050 0.92845 1.21799 0.96335 0.98245 0.99605 1.21459 0.98043 1.01307 0.94368 1.21247 0.99361 0.96806 0.96071 1.21894 0.97638 1.01301 0.91881 0.87632 1.21910 0.84361 0.96331 0.98605 1.49222 1.20547 1.56721 1.07207 1.20386 0.84542 0.80935 0.84707 1.90710 1.25283 1.39363 1.85782 1.21116 0.78318 0.96886 0.94248 1.92862 1.34104 1.94033 1.96248 1.21895 1.00233 1.01491 0.92510 1.21552 1.02187 0.95528 0.96573 1.21585 1.00406 0.95476 0.98470 1.21495 1.00603 1.00053 0.93372 1.22140 1.03673 0.92025 0.99783 1.22276 0.98459 1.01648 0.78169 1.22828 0.94893 0.97647 0.98772 0.91720 0.93565 0.77973 0.92829 0.91844 0.92853 0.91374 0.92471 0.92230 0.90727 0.92089 0.89345 0.90208 0.91233 0.91157 0.91599 0.91759 0.91058 0.91159 0.90014 0.89795 0.91802 0.87683 Number of geometries 1 Number of calculations of the screened coulomb radii 1 The total number of SCF iterations 14. 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 N -0.93 -27.05 13.06 55.49 0.72 -26.32 16 2 C -0.01 -0.23 5.50 -17.43 -0.10 -0.33 16 3 Si 0.90 22.39 29.55 -169.99 -5.02 17.37 16 4 H -0.28 -6.81 7.11 56.52 0.40 -6.41 16 5 H -0.29 -7.29 7.11 56.52 0.40 -6.89 16 6 H -0.29 -7.43 7.11 56.52 0.40 -7.03 16 7 C -0.24 -6.23 7.99 -15.06 -0.12 -6.35 16 8 H 0.07 1.85 7.82 -52.49 -0.41 1.44 16 9 N -0.72 -16.26 3.83 -53.69 -0.21 -16.46 16 10 C 0.19 3.41 3.00 -68.21 -0.20 3.20 16 11 H 0.05 1.01 8.07 -51.92 -0.42 0.59 16 12 C -0.12 -1.82 5.51 -26.55 -0.15 -1.97 16 13 C -0.11 -1.60 5.58 -26.53 -0.15 -1.74 16 14 C -0.10 -1.26 5.71 -27.08 -0.15 -1.41 16 15 C -0.11 -1.70 2.24 -90.36 -0.20 -1.90 16 16 H 0.11 2.07 6.59 -51.93 -0.34 1.73 16 17 C 0.11 1.64 5.48 -3.42 -0.02 1.62 16 18 N -0.60 -10.42 3.38 -170.86 -0.58 -11.00 16 19 C 0.51 8.85 6.88 -10.99 -0.08 8.77 16 20 O -0.53 -10.92 16.31 5.55 0.09 -10.83 16 21 C 0.12 1.56 0.76 -91.77 -0.07 1.49 16 22 F -0.19 -2.79 13.78 2.25 0.03 -2.75 16 23 C -0.12 -1.50 4.35 -26.73 -0.12 -1.62 16 24 C -0.12 -1.13 5.80 -26.73 -0.16 -1.29 16 25 C -0.12 -0.97 5.92 -26.73 -0.16 -1.13 16 26 C -0.12 -1.00 5.80 -26.75 -0.16 -1.16 16 27 C -0.14 -1.46 4.91 -26.75 -0.13 -1.59 16 28 C 0.11 2.17 6.42 -2.82 -0.02 2.15 16 29 C -0.12 -1.96 2.35 -89.90 -0.21 -2.17 16 30 H 0.06 0.96 8.01 -51.93 -0.42 0.55 16 31 H 0.25 7.27 8.31 -40.82 -0.34 6.93 16 32 H 0.39 9.34 6.03 -40.82 -0.25 9.10 16 33 H 0.05 0.70 8.14 -51.93 -0.42 0.27 16 34 H 0.06 1.00 8.14 -51.93 -0.42 0.58 16 35 H 0.05 0.64 8.14 -51.93 -0.42 0.22 16 36 H 0.07 1.10 7.03 -51.93 -0.37 0.74 16 37 H 0.06 0.66 8.03 -51.93 -0.42 0.25 16 38 H 0.06 0.71 8.14 -51.93 -0.42 0.29 16 39 H 0.07 1.16 7.01 -51.93 -0.36 0.79 16 40 H 0.06 0.76 6.09 -51.93 -0.32 0.45 16 41 H 0.09 1.06 7.99 -51.93 -0.41 0.65 16 42 H 0.08 1.07 8.14 -51.93 -0.42 0.65 16 43 H 0.07 0.69 7.80 -51.93 -0.41 0.28 16 44 H 0.07 0.57 8.14 -51.92 -0.42 0.14 16 45 H 0.07 0.44 8.14 -51.93 -0.42 0.02 16 46 H 0.06 0.49 8.14 -51.93 -0.42 0.06 16 47 H 0.07 0.64 7.80 -51.93 -0.41 0.24 16 48 H 0.07 0.49 8.14 -51.93 -0.42 0.07 16 49 H 0.08 0.85 5.82 -51.93 -0.30 0.55 16 50 H 0.08 0.85 8.14 -51.93 -0.42 0.43 16 51 H 0.06 1.20 8.12 -51.93 -0.42 0.78 16 52 H 0.11 2.39 6.04 -51.93 -0.31 2.08 16 LS Contribution 383.42 15.07 5.78 5.78 Total: -1.00 -29.83 383.42 -10.29 -40.12 By element: Atomic # 1 Polarization: 18.45 SS G_CDS: -8.92 Total: 9.53 kcal Atomic # 6 Polarization: -3.24 SS G_CDS: -2.18 Total: -5.43 kcal Atomic # 7 Polarization: -53.72 SS G_CDS: -0.06 Total: -53.78 kcal Atomic # 8 Polarization: -10.92 SS G_CDS: 0.09 Total: -10.83 kcal Atomic # 9 Polarization: -2.79 SS G_CDS: 0.03 Total: -2.75 kcal Atomic # 14 Polarization: 22.39 SS G_CDS: -5.02 Total: 17.37 kcal Total LS contribution 5.78 Total: 5.78 kcal Total: -29.83 -10.29 -40.12 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. ZINC000992866383.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 -48.494 kcal (2) G-P(sol) polarization free energy of solvation -29.835 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -78.329 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -10.286 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -40.121 kcal (6) G-S(sol) free energy of system = (1) + (5) -88.615 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.91 seconds