Wall clock time and date at job start Tue Mar 31 2020 20:16:44 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 C 1.52999 * 109.47193 * 2 1 4 4 C 1.53006 * 109.47264 * 180.02562 * 3 2 1 5 5 N 1.46890 * 109.47251 * 180.02562 * 4 3 2 6 6 C 1.46731 * 110.99893 * 294.90595 * 5 4 3 7 7 H 1.08996 * 109.41979 * 55.59381 * 6 5 4 8 8 C 1.53059 * 109.64179 * 175.41489 * 6 5 4 9 9 C 1.53159 * 109.14390 * 59.74029 * 8 6 5 10 10 C 1.53219 * 108.90719 * 359.64621 * 9 8 6 11 11 H 1.09005 * 110.21342 * 181.76996 * 10 9 8 12 12 C 1.53215 * 109.13664 * 61.29036 * 10 9 8 13 13 H 1.09005 * 109.56200 * 178.87136 * 12 10 9 14 14 O 1.42900 * 109.56910 * 58.64161 * 12 10 9 15 15 C 1.53047 * 109.64596 * 295.57973 * 6 5 4 16 16 C 1.46739 * 111.00138 * 170.00020 * 5 4 3 17 17 H 1.09002 * 109.41826 * 4.41430 * 16 5 4 18 18 C 1.50704 * 109.36561 * 244.57118 * 16 5 4 19 19 O 1.21270 * 120.00531 * 339.84069 * 18 16 5 20 20 N 1.34786 * 119.99490 * 159.84378 * 18 16 5 21 21 C 1.47062 * 136.06021 * 359.62168 * 20 18 16 22 22 C 1.53234 * 88.08589 * 207.20857 * 21 20 18 23 23 C 1.50692 * 114.32791 * 220.47183 * 22 21 20 24 24 H 1.08002 * 120.00349 * 93.76363 * 23 22 21 25 25 C 1.37877 * 120.00068 * 273.75760 * 23 22 21 26 26 N 1.31521 * 120.00231 * 180.02562 * 25 23 22 27 27 Si 1.86795 * 120.00066 * 0.02562 * 25 23 22 28 28 H 1.48507 * 109.47430 * 89.99882 * 27 25 23 29 29 H 1.48501 * 109.47617 * 210.00018 * 27 25 23 30 30 H 1.48505 * 109.47232 * 329.99849 * 27 25 23 31 31 C 1.47061 * 136.05430 * 180.02562 * 20 18 16 32 32 H 1.09003 * 109.46773 * 300.00054 * 1 2 3 33 33 H 1.08995 * 109.47327 * 59.99548 * 1 2 3 34 34 H 1.08994 * 109.46960 * 179.97438 * 1 2 3 35 35 H 1.09005 * 109.46876 * 240.00717 * 2 1 3 36 36 H 1.08995 * 109.47327 * 120.00452 * 2 1 3 37 37 H 1.08998 * 109.46976 * 60.00599 * 3 2 1 38 38 H 1.09000 * 109.47472 * 299.99973 * 3 2 1 39 39 H 1.09003 * 109.46986 * 59.99772 * 4 3 2 40 40 H 1.09000 * 109.46606 * 300.00200 * 4 3 2 41 41 H 1.09001 * 109.52091 * 179.63938 * 8 6 5 42 42 H 1.09002 * 109.52390 * 299.77269 * 8 6 5 43 43 H 1.09003 * 109.56631 * 239.81452 * 9 8 6 44 44 H 1.09000 * 109.56408 * 119.47234 * 9 8 6 45 45 H 0.96698 * 114.00014 * 179.97438 * 14 12 10 46 46 H 1.08997 * 109.52270 * 180.35161 * 15 6 5 47 47 H 1.08997 * 109.52412 * 60.14843 * 15 6 5 48 48 H 1.09007 * 113.46766 * 321.94684 * 21 20 18 49 49 H 1.09001 * 113.46412 * 92.37940 * 21 20 18 50 50 H 1.09002 * 114.19532 * 87.73217 * 22 21 20 51 51 H 0.96994 * 119.99982 * 180.02562 * 26 25 23 52 52 H 1.09001 * 113.46604 * 267.61536 * 31 20 18 53 53 H 1.08998 * 113.47321 * 37.99644 * 31 20 18 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 3.5701 1.4425 -0.0006 5 7 4.0597 2.8274 0.0000 6 6 3.6906 3.5162 -1.2419 7 1 2.6108 3.4606 -1.3800 8 6 4.1144 4.9847 -1.1613 9 6 5.6307 5.0594 -0.9587 10 6 6.1943 3.6359 -0.8984 11 1 7.2698 3.6638 -0.7231 12 6 5.9065 2.9252 -2.2249 13 1 6.3224 1.9179 -2.1970 14 8 6.4993 3.6580 -3.2990 15 6 4.3903 2.8486 -2.4281 16 6 5.5071 2.8734 0.2373 17 1 5.8996 1.8574 0.2811 18 6 5.7771 3.5718 1.5451 19 8 4.9355 4.2979 2.0299 20 7 6.9542 3.3893 2.1760 21 6 8.1796 2.6150 1.9281 22 6 8.4016 2.5784 3.4438 23 6 9.8356 2.7692 3.8660 24 1 10.1977 3.7549 4.1182 25 6 10.6853 1.6853 3.9304 26 7 11.9367 1.8517 4.2993 27 14 10.0593 -0.0196 3.4936 28 1 10.2594 -0.2637 2.0425 29 1 10.8078 -1.0370 4.2745 30 1 8.6128 -0.1135 3.8165 31 6 7.5754 3.8715 3.4187 32 1 -0.3633 0.5139 0.8900 33 1 -0.3634 0.5139 -0.8899 34 1 -0.3633 -1.0276 -0.0005 35 1 1.8933 -0.5138 -0.8901 36 1 1.8933 -0.5139 0.8899 37 1 1.6768 1.9563 0.8900 38 1 1.6767 1.9564 -0.8900 39 1 3.9330 0.9288 -0.8909 40 1 3.9337 0.9285 0.8891 41 1 3.8451 5.4929 -2.0872 42 1 3.6097 5.4640 -0.3225 43 1 5.8492 5.5784 -0.0254 44 1 6.0842 5.5966 -1.7917 45 1 6.3564 3.2635 -4.1702 46 1 4.1197 3.3656 -3.3487 47 1 4.0835 1.8047 -2.4916 48 1 7.9921 1.6326 1.4944 49 1 8.9452 3.1744 1.3906 50 1 7.9116 1.7448 3.9471 51 1 12.5346 1.0893 4.3442 52 1 8.1784 4.7693 3.2826 53 1 6.8750 3.9564 4.2496 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) 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 ZINC001278225002.mol2 53 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 20:16:44 Heat of formation + Delta-G solvation = -50.354754 kcal Electronic energy + Delta-G solvation = -31547.249860 eV Core-core repulsion = 27612.560107 eV Total energy + Delta-G solvation = -3934.689753 eV No. of doubly occupied orbitals = 65 Molecular weight (most abundant/longest-lived isotopes) = 336.220 amu Computer time = 1.04 seconds Orbital eigenvalues (eV) -41.47019 -39.25300 -37.17950 -36.73244 -35.46041 -33.07011 -32.67310 -31.96736 -30.00471 -29.43840 -28.72588 -25.95411 -25.08471 -24.34067 -23.45914 -22.63782 -22.11527 -20.94838 -20.18438 -18.58781 -17.74545 -17.20283 -17.02181 -16.84801 -16.53796 -15.90123 -15.59476 -15.14895 -14.84900 -14.65307 -14.27762 -13.97621 -13.76312 -13.57805 -13.43091 -13.19868 -13.07748 -12.86300 -12.54954 -12.50033 -12.28308 -12.13096 -12.02618 -11.84928 -11.76591 -11.57903 -11.49762 -11.24125 -11.11729 -10.95250 -10.93817 -10.73603 -10.66635 -10.31020 -10.12652 -10.01099 -9.94243 -9.74079 -9.35567 -9.12528 -8.68960 -8.17407 -7.95831 -6.21329 -4.23917 3.07159 3.17771 3.20933 3.28577 3.28727 3.88832 4.03712 4.29258 4.39745 4.47314 4.57446 4.69688 4.73625 4.82938 4.90934 4.94648 5.00786 5.06192 5.09353 5.12491 5.20581 5.29308 5.31842 5.41612 5.43539 5.51897 5.57688 5.58652 5.63132 5.70503 5.74447 5.76404 5.80327 5.92822 5.97505 6.05870 6.08764 6.10500 6.16741 6.18518 6.23175 6.28243 6.33718 6.36594 6.42538 6.56751 7.00046 7.06334 7.18641 7.41618 7.55084 8.33851 8.46036 8.79193 8.82887 9.39423 10.90804 Molecular weight = 336.22amu Principal moments of inertia in cm(-1) A = 0.011106 B = 0.003699 C = 0.003284 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 2520.459558 B = 7567.629724 C = 8525.227529 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.151 4.151 2 C -0.124 4.124 3 C -0.115 4.115 4 C 0.053 3.947 5 N -0.509 5.509 6 C 0.093 3.907 7 H 0.089 0.911 8 C -0.107 4.107 9 C -0.106 4.106 10 C -0.086 4.086 11 H 0.090 0.910 12 C 0.114 3.886 13 H 0.054 0.946 14 O -0.558 6.558 15 C -0.187 4.187 16 C 0.082 3.918 17 H 0.078 0.922 18 C 0.545 3.455 19 O -0.532 6.532 20 N -0.648 5.648 21 C 0.085 3.915 22 C -0.013 4.013 23 C -0.509 4.509 24 H 0.080 0.920 25 C 0.077 3.923 26 N -0.893 5.893 27 Si 0.873 3.127 28 H -0.275 1.275 29 H -0.286 1.286 30 H -0.263 1.263 31 C 0.117 3.883 32 H 0.055 0.945 33 H 0.052 0.948 34 H 0.052 0.948 35 H 0.058 0.942 36 H 0.062 0.938 37 H 0.073 0.927 38 H 0.061 0.939 39 H 0.036 0.964 40 H 0.074 0.926 41 H 0.063 0.937 42 H 0.076 0.924 43 H 0.067 0.933 44 H 0.071 0.929 45 H 0.375 0.625 46 H 0.080 0.920 47 H 0.069 0.931 48 H 0.050 0.950 49 H 0.085 0.915 50 H 0.065 0.935 51 H 0.266 0.734 52 H 0.078 0.922 53 H 0.060 0.940 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -17.822 -2.289 -15.919 24.006 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 -0.208 4.208 2 C -0.162 4.162 3 C -0.152 4.152 4 C -0.075 4.075 5 N -0.232 5.232 6 C -0.016 4.016 7 H 0.107 0.893 8 C -0.144 4.144 9 C -0.143 4.143 10 C -0.105 4.105 11 H 0.109 0.891 12 C 0.054 3.946 13 H 0.072 0.928 14 O -0.364 6.364 15 C -0.226 4.226 16 C -0.030 4.030 17 H 0.096 0.904 18 C 0.332 3.668 19 O -0.408 6.408 20 N -0.384 5.384 21 C -0.038 4.038 22 C -0.032 4.032 23 C -0.547 4.547 24 H 0.098 0.902 25 C -0.126 4.126 26 N -0.530 5.530 27 Si 0.700 3.300 28 H -0.200 1.200 29 H -0.212 1.212 30 H -0.187 1.187 31 C -0.005 4.005 32 H 0.074 0.926 33 H 0.071 0.929 34 H 0.071 0.929 35 H 0.077 0.923 36 H 0.081 0.919 37 H 0.092 0.908 38 H 0.080 0.920 39 H 0.054 0.946 40 H 0.092 0.908 41 H 0.082 0.918 42 H 0.095 0.905 43 H 0.085 0.915 44 H 0.090 0.910 45 H 0.222 0.778 46 H 0.099 0.901 47 H 0.088 0.912 48 H 0.068 0.932 49 H 0.103 0.897 50 H 0.083 0.917 51 H 0.076 0.924 52 H 0.096 0.904 53 H 0.079 0.921 Dipole moment (debyes) X Y Z Total from point charges -18.354 -1.320 -14.841 23.640 hybrid contribution 0.185 -1.942 -1.442 2.426 sum -18.168 -3.262 -16.283 24.615 Atomic orbital electron populations 1.21748 0.95764 1.01441 1.01861 1.21496 0.95955 0.96816 1.01947 1.21618 0.94218 0.96511 1.02887 1.22299 0.95935 0.88459 1.00764 1.61442 1.11498 1.15310 1.34900 1.21561 0.99419 0.94317 0.86273 0.89339 1.21556 0.96234 0.94768 1.01883 1.21454 0.95517 0.94939 1.02432 1.21294 1.01157 0.96436 0.91628 0.89123 1.21744 0.91489 0.93941 0.87380 0.92830 1.86542 1.78521 1.53961 1.17332 1.23081 0.96704 1.01851 1.00994 1.21413 0.88735 0.99378 0.93434 0.90413 1.19740 0.80568 0.81716 0.84741 1.90619 1.45039 1.38553 1.66571 1.49952 1.13923 1.48734 1.25805 1.23761 0.83647 0.93943 1.02457 1.20851 0.97040 0.94288 0.91046 1.20782 0.91427 0.96519 1.45999 0.90170 1.24998 0.94678 0.98936 0.93999 1.69891 1.04884 1.31456 1.46739 0.86897 0.79669 0.84515 0.78945 1.20022 1.21173 1.18726 1.23049 0.93246 0.99493 0.84722 0.92586 0.92893 0.92892 0.92328 0.91877 0.90784 0.92001 0.94627 0.90777 0.91785 0.90528 0.91455 0.90983 0.77774 0.90133 0.91236 0.93184 0.89727 0.91678 0.92369 0.90379 0.92135 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 -0.15 -1.11 9.91 37.16 0.37 -0.74 16 2 C -0.12 -1.02 5.93 -26.73 -0.16 -1.18 16 3 C -0.11 -1.10 5.12 -26.73 -0.14 -1.24 16 4 C 0.05 0.59 4.47 -3.83 -0.02 0.58 16 5 N -0.51 -6.79 3.87 -220.24 -0.85 -7.65 16 6 C 0.09 1.04 2.73 -67.75 -0.18 0.85 16 7 H 0.09 0.90 6.24 -51.93 -0.32 0.58 16 8 C -0.11 -1.32 5.91 -26.62 -0.16 -1.47 16 9 C -0.11 -1.47 5.33 -26.54 -0.14 -1.61 16 10 C -0.09 -1.17 2.57 -90.35 -0.23 -1.40 16 11 H 0.09 1.35 8.14 -51.93 -0.42 0.93 16 12 C 0.11 1.24 3.46 -26.53 -0.09 1.14 16 13 H 0.05 0.56 8.14 -51.93 -0.42 0.14 16 14 O -0.56 -5.85 12.42 -35.23 -0.44 -6.29 16 15 C -0.19 -1.73 5.27 -26.62 -0.14 -1.87 16 16 C 0.08 1.23 2.08 -68.90 -0.14 1.08 16 17 H 0.08 1.12 7.50 -51.93 -0.39 0.73 16 18 C 0.54 10.21 6.19 -10.98 -0.07 10.15 16 19 O -0.53 -11.49 17.06 5.57 0.09 -11.40 16 20 N -0.65 -12.51 3.69 -185.44 -0.68 -13.20 16 21 C 0.09 1.64 7.52 -8.66 -0.07 1.58 16 22 C -0.01 -0.28 2.98 -91.41 -0.27 -0.55 16 23 C -0.51 -13.16 9.38 -34.44 -0.32 -13.49 16 24 H 0.08 2.25 8.06 -52.49 -0.42 1.83 16 25 C 0.08 2.07 5.47 -17.82 -0.10 1.97 16 26 N -0.89 -25.70 13.96 55.43 0.77 -24.93 16 27 Si 0.87 19.89 27.42 -169.99 -4.66 15.22 16 28 H -0.27 -6.06 7.11 56.52 0.40 -5.66 16 29 H -0.29 -6.58 7.11 56.52 0.40 -6.18 16 30 H -0.26 -5.74 6.22 56.52 0.35 -5.39 16 31 C 0.12 2.36 8.18 -8.53 -0.07 2.29 16 32 H 0.06 0.43 8.14 -51.93 -0.42 0.00 16 33 H 0.05 0.36 8.14 -51.93 -0.42 -0.06 16 34 H 0.05 0.35 8.14 -51.93 -0.42 -0.07 16 35 H 0.06 0.44 8.14 -51.93 -0.42 0.02 16 36 H 0.06 0.54 8.14 -51.93 -0.42 0.12 16 37 H 0.07 0.83 8.14 -51.93 -0.42 0.40 16 38 H 0.06 0.55 6.43 -51.93 -0.33 0.22 16 39 H 0.04 0.35 6.21 -51.93 -0.32 0.03 16 40 H 0.07 0.91 8.03 -51.93 -0.42 0.49 16 41 H 0.06 0.67 8.14 -51.93 -0.42 0.25 16 42 H 0.08 1.08 8.14 -51.93 -0.42 0.66 16 43 H 0.07 1.10 7.10 -51.93 -0.37 0.73 16 44 H 0.07 0.97 7.60 -51.93 -0.39 0.57 16 45 H 0.38 2.26 9.09 45.56 0.41 2.67 16 46 H 0.08 0.65 7.91 -51.93 -0.41 0.24 16 47 H 0.07 0.59 6.43 -51.93 -0.33 0.25 16 48 H 0.05 0.90 8.14 -51.93 -0.42 0.47 16 49 H 0.08 1.63 8.10 -51.93 -0.42 1.21 16 50 H 0.07 1.46 6.50 -51.93 -0.34 1.12 16 51 H 0.27 7.19 8.31 -40.82 -0.34 6.86 16 52 H 0.08 1.56 8.10 -51.93 -0.42 1.13 16 53 H 0.06 1.20 8.14 -51.93 -0.42 0.78 16 LS Contribution 400.64 15.07 6.04 6.04 Total: -1.00 -30.63 400.64 -10.40 -41.03 By element: Atomic # 1 Polarization: 13.82 SS G_CDS: -8.74 Total: 5.08 kcal Atomic # 6 Polarization: -1.98 SS G_CDS: -1.93 Total: -3.91 kcal Atomic # 7 Polarization: -45.01 SS G_CDS: -0.76 Total: -45.77 kcal Atomic # 8 Polarization: -17.34 SS G_CDS: -0.34 Total: -17.69 kcal Atomic # 14 Polarization: 19.89 SS G_CDS: -4.66 Total: 15.22 kcal Total LS contribution 6.04 Total: 6.04 kcal Total: -30.63 -10.40 -41.03 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. ZINC001278225002.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 -9.323 kcal (2) G-P(sol) polarization free energy of solvation -30.632 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -39.955 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -10.400 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -41.031 kcal (6) G-S(sol) free energy of system = (1) + (5) -50.355 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 1.04 seconds