Wall clock time and date at job start Tue Mar 31 2020 23:28:15 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 1.31007 * 1 3 3 C 1.50698 * 119.99537 * 2 1 4 4 C 1.50698 * 120.00189 * 179.97438 * 2 1 3 5 5 C 1.52999 * 109.46784 * 95.00082 * 4 2 1 6 6 N 1.46911 * 109.46868 * 180.02562 * 5 4 2 7 7 C 1.46903 * 110.99570 * 179.97438 * 6 5 4 8 8 C 1.52999 * 109.46491 * 179.97438 * 7 6 5 9 9 C 1.53004 * 109.47001 * 179.97438 * 8 7 6 10 10 C 1.53346 * 109.41904 * 295.13027 * 9 8 7 11 11 C 1.53195 * 109.14901 * 178.67276 * 10 9 8 12 12 N 1.46919 * 108.89273 * 54.57640 * 11 10 9 13 13 C 1.34778 * 120.63255 * 126.34238 * 12 11 10 14 14 O 1.21279 * 120.00169 * 359.97438 * 13 12 11 15 15 C 1.50698 * 120.00023 * 179.97438 * 13 12 11 16 16 S 1.81004 * 109.47124 * 179.97438 * 15 13 12 17 17 C 1.76202 * 100.00170 * 179.97438 * 16 15 13 18 18 H 1.08000 * 119.99808 * 0.02562 * 17 16 15 19 19 C 1.38802 * 119.99850 * 179.97438 * 17 16 15 20 20 N 1.31629 * 120.00032 * 0.02562 * 19 17 16 21 21 Si 1.86797 * 119.99655 * 180.02562 * 19 17 16 22 22 H 1.48502 * 109.47523 * 60.00095 * 21 19 17 23 23 H 1.48500 * 109.47094 * 179.97438 * 21 19 17 24 24 H 1.48500 * 109.47100 * 300.00003 * 21 19 17 25 25 C 1.46933 * 118.74003 * 306.32349 * 12 11 10 26 26 C 1.53034 * 109.46014 * 174.99893 * 9 8 7 27 27 H 1.08003 * 119.99554 * 179.97438 * 1 2 3 28 28 H 1.07997 * 120.00343 * 0.02562 * 1 2 3 29 29 H 1.09003 * 109.47065 * 269.99712 * 3 2 1 30 30 H 1.08996 * 109.47485 * 29.99990 * 3 2 1 31 31 H 1.08995 * 109.47435 * 150.00111 * 3 2 1 32 32 H 1.08998 * 109.47185 * 334.99939 * 4 2 1 33 33 H 1.08999 * 109.46913 * 215.00006 * 4 2 1 34 34 H 1.08998 * 109.47376 * 59.99974 * 5 4 2 35 35 H 1.08999 * 109.47334 * 299.99667 * 5 4 2 36 36 H 1.00894 * 110.99631 * 303.95374 * 6 5 4 37 37 H 1.08991 * 109.47076 * 59.99941 * 7 6 5 38 38 H 1.08999 * 109.46965 * 299.99471 * 7 6 5 39 39 H 1.09001 * 109.47533 * 60.00207 * 8 7 6 40 40 H 1.08997 * 109.47446 * 299.99874 * 8 7 6 41 41 H 1.09001 * 109.45799 * 55.03056 * 9 8 7 42 42 H 1.08997 * 109.68637 * 58.70485 * 10 9 8 43 43 H 1.09002 * 109.47277 * 298.50741 * 10 9 8 44 44 H 1.09002 * 109.58720 * 294.71670 * 11 10 9 45 45 H 1.08996 * 109.58651 * 174.43567 * 11 10 9 46 46 H 1.09001 * 109.47488 * 299.99559 * 15 13 12 47 47 H 1.09001 * 109.47269 * 59.99982 * 15 13 12 48 48 H 0.96996 * 119.99581 * 180.02562 * 20 19 17 49 49 H 1.08994 * 109.58580 * 173.39910 * 25 12 11 50 50 H 1.09006 * 109.57831 * 293.67403 * 25 12 11 51 51 H 1.08994 * 109.50232 * 61.43679 * 26 9 8 52 52 H 1.09007 * 109.52628 * 301.35340 * 26 9 8 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 1.3101 0.0000 0.0000 3 6 2.0634 1.3051 0.0000 4 6 2.0636 -1.3051 0.0006 5 6 2.4275 -1.6844 -1.4363 6 7 3.1615 -2.9570 -1.4358 7 6 3.5277 -3.3539 -2.8019 8 6 4.2894 -4.6802 -2.7607 9 6 4.6703 -5.0941 -4.1836 10 6 3.3973 -5.3783 -4.9899 11 6 3.7843 -5.7598 -6.4222 12 7 4.7340 -6.8798 -6.3761 13 6 4.4980 -8.0095 -7.0723 14 8 3.4936 -8.1087 -7.7447 15 6 5.4821 -9.1493 -7.0151 16 16 4.8873 -10.5123 -8.0469 17 6 6.1906 -11.6726 -7.8024 18 1 7.0240 -11.4217 -7.1629 19 6 6.1457 -12.9093 -8.4309 20 7 5.1297 -13.2152 -9.2100 21 14 7.5271 -14.1396 -8.1712 22 1 7.6272 -14.4741 -6.7278 23 1 7.2429 -15.3740 -8.9463 24 1 8.8091 -13.5490 -8.6325 25 6 5.9463 -6.7449 -5.5568 26 6 5.5382 -6.3535 -4.1331 27 1 -0.5399 -0.9354 -0.0004 28 1 -0.5400 0.9353 -0.0004 29 1 2.2451 1.6198 -1.0277 30 1 1.4744 2.0648 0.5138 31 1 3.0159 1.1749 0.5138 32 1 1.4387 -2.0852 0.4352 33 1 2.9743 -1.1985 0.5900 34 1 3.0523 -0.9042 -1.8709 35 1 1.5168 -1.7910 -2.0257 36 1 3.9766 -2.9039 -0.8435 37 1 4.1604 -2.5857 -3.2463 38 1 2.6244 -3.4718 -3.4005 39 1 3.6571 -5.4488 -2.3161 40 1 5.1927 -4.5620 -2.1622 41 1 5.2281 -4.2875 -4.6593 42 1 2.7677 -4.4887 -5.0078 43 1 2.8515 -6.2016 -4.5290 44 1 4.2498 -4.9060 -6.9146 45 1 2.8933 -6.0588 -6.9742 46 1 6.4512 -8.8114 -7.3823 47 1 5.5829 -9.4911 -5.9850 48 1 5.0982 -14.0796 -9.6488 49 1 6.4807 -7.6946 -5.5358 50 1 6.5893 -5.9732 -5.9803 51 1 4.9724 -7.1675 -3.6802 52 1 6.4313 -6.1569 -3.5398 RHF calculation, no. of doubly occupied orbitals= 63 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=-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 ZINC001753564621.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 23:28:15 Heat of formation + Delta-G solvation = -44.564999 kcal Electronic energy + Delta-G solvation = -26281.182709 eV Core-core repulsion = 22599.040838 eV Total energy + Delta-G solvation = -3682.141871 eV No. of doubly occupied orbitals = 63 Molecular weight (most abundant/longest-lived isotopes) = 340.193 amu Computer time = 0.80 seconds Orbital eigenvalues (eV) -39.98379 -38.21131 -37.42627 -35.82548 -33.83214 -32.41561 -31.53328 -30.74288 -29.04303 -27.92345 -27.52696 -25.48332 -24.66791 -23.32456 -22.67696 -21.95169 -20.52880 -19.01984 -18.80117 -17.67339 -16.67007 -16.57785 -15.71977 -15.56718 -15.31588 -15.12252 -14.89099 -14.79219 -14.71544 -14.35225 -13.94421 -13.87333 -13.64707 -13.51649 -13.38776 -13.10215 -12.88128 -12.62176 -12.35098 -12.22079 -12.19270 -11.95867 -11.83382 -11.61120 -11.42497 -11.34659 -11.23487 -11.03070 -11.02610 -10.94626 -10.75321 -10.55264 -10.45833 -9.79477 -9.49901 -9.30339 -9.04660 -8.85962 -8.46886 -8.20893 -6.48479 -6.20060 -3.90660 1.75088 2.97798 3.09392 3.24260 3.27157 3.30208 3.62480 3.67680 4.21655 4.38220 4.45261 4.46408 4.52263 4.65897 4.72563 4.81195 4.88540 4.95288 5.02523 5.06248 5.07924 5.13905 5.14916 5.16800 5.22990 5.27205 5.30856 5.41432 5.45758 5.46616 5.52987 5.54813 5.59842 5.60577 5.67087 5.70978 5.75430 5.86160 5.88535 5.92499 5.98683 6.03408 6.13633 6.18245 6.26376 6.39894 6.58615 6.70884 6.94461 7.59818 7.61920 8.36265 8.60614 9.24966 10.87339 Molecular weight = 340.19amu Principal moments of inertia in cm(-1) A = 0.030088 B = 0.001493 C = 0.001466 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 930.385272 B =18755.678371 C =19091.280939 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.194 4.194 2 C -0.127 4.127 3 C -0.120 4.120 4 C -0.084 4.084 5 C 0.065 3.935 6 N -0.692 5.692 7 C 0.057 3.943 8 C -0.111 4.111 9 C -0.084 4.084 10 C -0.129 4.129 11 C 0.112 3.888 12 N -0.619 5.619 13 C 0.535 3.465 14 O -0.519 6.519 15 C -0.150 4.150 16 S -0.061 6.061 17 C -0.536 4.536 18 H 0.072 0.928 19 C 0.074 3.926 20 N -0.868 5.868 21 Si 0.918 3.082 22 H -0.274 1.274 23 H -0.283 1.283 24 H -0.274 1.274 25 C 0.108 3.892 26 C -0.129 4.129 27 H 0.099 0.901 28 H 0.097 0.903 29 H 0.066 0.934 30 H 0.063 0.937 31 H 0.062 0.938 32 H 0.078 0.922 33 H 0.067 0.933 34 H 0.029 0.971 35 H 0.073 0.927 36 H 0.339 0.661 37 H 0.028 0.972 38 H 0.075 0.925 39 H 0.073 0.927 40 H 0.061 0.939 41 H 0.070 0.930 42 H 0.073 0.927 43 H 0.069 0.931 44 H 0.060 0.940 45 H 0.092 0.908 46 H 0.088 0.912 47 H 0.089 0.911 48 H 0.269 0.731 49 H 0.089 0.911 50 H 0.065 0.935 51 H 0.070 0.930 52 H 0.073 0.927 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -1.713 27.641 18.799 33.472 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 -0.230 4.230 2 C -0.128 4.128 3 C -0.177 4.177 4 C -0.122 4.122 5 C -0.064 4.064 6 N -0.323 5.323 7 C -0.071 4.071 8 C -0.149 4.149 9 C -0.103 4.103 10 C -0.167 4.167 11 C -0.011 4.011 12 N -0.356 5.356 13 C 0.323 3.677 14 O -0.393 6.393 15 C -0.301 4.301 16 S 0.165 5.835 17 C -0.684 4.684 18 H 0.090 0.910 19 C -0.135 4.135 20 N -0.503 5.503 21 Si 0.744 3.256 22 H -0.199 1.199 23 H -0.208 1.208 24 H -0.199 1.199 25 C -0.015 4.015 26 C -0.168 4.168 27 H 0.117 0.883 28 H 0.115 0.885 29 H 0.085 0.915 30 H 0.081 0.919 31 H 0.081 0.919 32 H 0.096 0.904 33 H 0.086 0.914 34 H 0.047 0.953 35 H 0.091 0.909 36 H 0.157 0.843 37 H 0.046 0.954 38 H 0.094 0.906 39 H 0.091 0.909 40 H 0.079 0.921 41 H 0.088 0.912 42 H 0.091 0.909 43 H 0.088 0.912 44 H 0.079 0.921 45 H 0.110 0.890 46 H 0.107 0.893 47 H 0.107 0.893 48 H 0.079 0.921 49 H 0.108 0.892 50 H 0.083 0.917 51 H 0.089 0.911 52 H 0.092 0.908 Dipole moment (debyes) X Y Z Total from point charges -3.867 26.961 17.668 32.465 hybrid contribution 2.814 0.031 0.815 2.930 sum -1.053 26.992 18.483 32.731 Atomic orbital electron populations 1.23748 0.95265 1.02009 1.02025 1.21706 0.95457 0.95581 1.00021 1.20877 1.00123 0.94626 1.02086 1.20669 1.00299 0.94474 0.96752 1.21904 0.98488 0.89540 0.96473 1.60471 1.28971 1.31585 1.11286 1.22049 0.99464 0.96133 0.89489 1.21599 0.99903 0.96944 0.96492 1.21163 0.96414 0.97522 0.95251 1.22081 0.97269 1.01858 0.95532 1.21499 0.94274 0.88621 0.96678 1.48098 1.23068 1.15825 1.48601 1.20326 0.86782 0.82363 0.78269 1.90684 1.28188 1.80344 1.40094 1.23552 1.01129 0.99426 1.05977 1.85403 1.31654 1.07261 1.59154 1.22821 1.08624 1.02290 1.34662 0.91020 1.24982 0.96596 0.97433 0.94494 1.70009 1.29374 1.22486 1.28415 0.86235 0.81227 0.79661 0.78441 1.19944 1.20805 1.19943 1.21702 0.86843 1.02720 0.90277 1.21963 1.00071 0.97997 0.96722 0.88294 0.88516 0.91526 0.91850 0.91933 0.90354 0.91435 0.95267 0.90901 0.84350 0.95379 0.90620 0.90862 0.92063 0.91179 0.90891 0.91232 0.92122 0.88980 0.89339 0.89305 0.92140 0.89246 0.91662 0.91122 0.90806 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 -0.19 -1.13 13.89 29.01 0.40 -0.72 16 2 C -0.13 -0.74 5.31 -101.07 -0.54 -1.27 16 3 C -0.12 -0.56 10.03 36.00 0.36 -0.20 16 4 C -0.08 -0.49 5.64 -27.88 -0.16 -0.64 16 5 C 0.07 0.41 5.67 -3.82 -0.02 0.39 16 6 N -0.69 -4.73 6.50 -113.77 -0.74 -5.47 16 7 C 0.06 0.40 5.44 -3.82 -0.02 0.38 16 8 C -0.11 -0.79 4.94 -26.73 -0.13 -0.92 16 9 C -0.08 -0.67 2.15 -90.42 -0.19 -0.87 16 10 C -0.13 -1.23 5.16 -26.45 -0.14 -1.37 16 11 C 0.11 1.37 6.42 -3.71 -0.02 1.35 16 12 N -0.62 -8.94 2.97 -172.77 -0.51 -9.46 16 13 C 0.53 10.41 7.72 -10.99 -0.08 10.32 16 14 O -0.52 -12.11 15.27 5.56 0.08 -12.03 16 15 C -0.15 -3.10 4.50 36.00 0.16 -2.94 16 16 S -0.06 -1.69 20.57 -107.50 -2.21 -3.90 16 17 C -0.54 -15.33 9.50 30.94 0.29 -15.04 16 18 H 0.07 1.93 7.80 -52.49 -0.41 1.52 16 19 C 0.07 2.13 5.49 -17.43 -0.10 2.03 16 20 N -0.87 -26.29 13.22 55.49 0.73 -25.56 16 21 Si 0.92 21.44 29.55 -169.99 -5.02 16.41 16 22 H -0.27 -6.24 7.11 56.52 0.40 -5.84 16 23 H -0.28 -6.49 7.11 56.52 0.40 -6.08 16 24 H -0.27 -6.23 7.11 56.52 0.40 -5.83 16 25 C 0.11 1.18 6.34 -3.71 -0.02 1.16 16 26 C -0.13 -1.15 5.36 -26.62 -0.14 -1.29 16 27 H 0.10 0.56 7.99 -52.48 -0.42 0.14 16 28 H 0.10 0.48 8.04 -52.49 -0.42 0.06 16 29 H 0.07 0.30 8.14 -51.93 -0.42 -0.13 16 30 H 0.06 0.26 8.06 -51.93 -0.42 -0.16 16 31 H 0.06 0.26 8.08 -51.93 -0.42 -0.16 16 32 H 0.08 0.51 7.99 -51.93 -0.41 0.09 16 33 H 0.07 0.35 8.10 -51.93 -0.42 -0.07 16 34 H 0.03 0.18 8.14 -51.93 -0.42 -0.24 16 35 H 0.07 0.52 8.14 -51.93 -0.42 0.10 16 36 H 0.34 1.96 8.73 -39.29 -0.34 1.62 16 37 H 0.03 0.19 8.14 -51.93 -0.42 -0.23 16 38 H 0.08 0.57 6.53 -51.93 -0.34 0.23 16 39 H 0.07 0.62 8.14 -51.93 -0.42 0.19 16 40 H 0.06 0.39 8.14 -51.93 -0.42 -0.03 16 41 H 0.07 0.53 8.14 -51.93 -0.42 0.11 16 42 H 0.07 0.59 6.52 -51.93 -0.34 0.25 16 43 H 0.07 0.77 8.14 -51.93 -0.42 0.35 16 44 H 0.06 0.65 8.14 -51.93 -0.42 0.23 16 45 H 0.09 1.32 7.00 -51.93 -0.36 0.96 16 46 H 0.09 1.69 7.94 -51.92 -0.41 1.28 16 47 H 0.09 1.70 7.69 -51.91 -0.40 1.30 16 48 H 0.27 7.58 8.31 -40.82 -0.34 7.24 16 49 H 0.09 1.02 5.93 -51.93 -0.31 0.71 16 50 H 0.07 0.62 8.14 -51.93 -0.42 0.20 16 51 H 0.07 0.72 8.14 -51.93 -0.42 0.30 16 52 H 0.07 0.53 8.14 -51.92 -0.42 0.11 16 LS Contribution 425.41 15.07 6.41 6.41 Total: -1.00 -33.76 425.41 -11.25 -45.01 By element: Atomic # 1 Polarization: 7.86 SS G_CDS: -9.64 Total: -1.78 kcal Atomic # 6 Polarization: -9.29 SS G_CDS: -0.35 Total: -9.64 kcal Atomic # 7 Polarization: -39.97 SS G_CDS: -0.52 Total: -40.49 kcal Atomic # 8 Polarization: -12.11 SS G_CDS: 0.08 Total: -12.03 kcal Atomic # 14 Polarization: 21.44 SS G_CDS: -5.02 Total: 16.41 kcal Atomic # 16 Polarization: -1.69 SS G_CDS: -2.21 Total: -3.90 kcal Total LS contribution 6.41 Total: 6.41 kcal Total: -33.76 -11.25 -45.01 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. ZINC001753564621.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 0.444 kcal (2) G-P(sol) polarization free energy of solvation -33.764 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -33.319 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -11.246 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -45.009 kcal (6) G-S(sol) free energy of system = (1) + (5) -44.565 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.80 seconds