Wall clock time and date at job start Sat Apr 11 2020 06:13:40 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 1.52999 * 1 3 3 C 1.53000 * 109.47212 * 2 1 4 4 C 1.52999 * 109.47719 * 180.02562 * 3 2 1 5 5 H 1.09000 * 109.46683 * 305.00672 * 4 3 2 6 6 N 1.46504 * 109.46929 * 64.99738 * 4 3 2 7 7 C 1.34773 * 119.99792 * 275.00225 * 6 4 3 8 8 N 1.34780 * 119.99414 * 179.97438 * 7 6 4 9 9 O 1.21582 * 120.00724 * 0.02562 * 7 6 4 10 10 C 1.50689 * 109.47414 * 185.00217 * 4 3 2 11 11 O 1.21287 * 120.00177 * 240.00113 * 10 4 3 12 12 N 1.34772 * 120.00367 * 59.99716 * 10 4 3 13 13 C 1.46501 * 120.00156 * 179.97438 * 12 10 4 14 14 C 1.53001 * 109.46977 * 176.62657 * 13 12 10 15 15 N 1.46505 * 109.47070 * 54.63294 * 14 13 12 16 16 C 1.36933 * 119.99910 * 62.80702 * 15 14 13 17 17 H 1.08007 * 120.00276 * 354.23306 * 16 15 14 18 18 C 1.38816 * 120.00223 * 173.95539 * 16 15 14 19 19 N 1.31621 * 119.99548 * 0.02562 * 18 16 15 20 20 Si 1.86790 * 120.00167 * 179.97438 * 18 16 15 21 21 H 1.48500 * 109.47619 * 0.02562 * 20 18 16 22 22 H 1.48505 * 109.47251 * 120.00564 * 20 18 16 23 23 H 1.48506 * 109.47375 * 239.99999 * 20 18 16 24 24 C 1.53005 * 109.47149 * 174.63057 * 14 13 12 25 25 C 1.53001 * 109.47149 * 180.02562 * 24 14 13 26 26 C 1.52998 * 109.47398 * 300.00278 * 25 24 14 27 27 C 1.53005 * 109.47198 * 59.99752 * 26 25 24 28 28 C 1.52998 * 109.47398 * 294.63336 * 14 13 12 29 29 H 1.09001 * 109.46908 * 299.99543 * 1 2 3 30 30 H 1.08999 * 109.47069 * 60.00359 * 1 2 3 31 31 H 1.09004 * 109.46924 * 179.97438 * 1 2 3 32 32 H 1.09002 * 109.47428 * 240.00414 * 2 1 3 33 33 H 1.09000 * 109.47136 * 120.00192 * 2 1 3 34 34 H 1.08997 * 109.46971 * 59.99664 * 3 2 1 35 35 H 1.09004 * 109.46931 * 300.00507 * 3 2 1 36 36 H 0.96993 * 119.99929 * 95.00136 * 6 4 3 37 37 H 0.96994 * 120.00355 * 0.02562 * 8 7 6 38 38 H 0.97002 * 119.99695 * 180.02562 * 8 7 6 39 39 H 0.96999 * 119.99947 * 0.02562 * 12 10 4 40 40 H 1.08998 * 109.47196 * 56.63517 * 13 12 10 41 41 H 1.08991 * 109.47479 * 296.62556 * 13 12 10 42 42 H 0.97003 * 120.00136 * 242.80408 * 15 14 13 43 43 H 0.96993 * 119.99918 * 179.97438 * 19 18 16 44 44 H 1.08997 * 109.47189 * 299.99970 * 24 14 13 45 45 H 1.09004 * 109.46430 * 60.00301 * 24 14 13 46 46 H 1.08996 * 109.47050 * 179.97438 * 25 24 14 47 47 H 1.09002 * 109.46886 * 60.00076 * 25 24 14 48 48 H 1.09000 * 109.46869 * 300.00311 * 26 25 24 49 49 H 1.09000 * 109.47079 * 179.97438 * 26 25 24 50 50 H 1.08997 * 109.47399 * 179.97438 * 27 26 25 51 51 H 1.09004 * 109.46430 * 60.00099 * 27 26 25 52 52 H 1.09002 * 109.46937 * 299.99767 * 28 14 13 53 53 H 1.09000 * 109.47285 * 60.00305 * 28 14 13 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 3.5700 1.4426 -0.0006 5 1 3.9337 0.8530 0.8409 6 7 4.0578 0.8590 -1.2528 7 6 4.1865 -0.4776 -1.3681 8 7 4.6348 -1.0144 -2.5202 9 8 3.8974 -1.1992 -0.4332 10 6 4.0723 2.8579 0.1232 11 8 4.7692 3.3326 -0.7486 12 7 3.7471 3.5964 1.2027 13 6 4.2360 4.9722 1.3234 14 6 3.6582 5.6095 2.5886 15 7 3.9709 4.7676 3.7461 16 6 5.2750 4.5558 4.1063 17 1 6.0747 4.9312 3.4850 18 6 5.5691 3.8636 5.2731 19 7 4.5945 3.4105 6.0328 20 14 7.3479 3.5741 5.7641 21 1 8.2467 4.1787 4.7482 22 1 7.6046 4.1996 7.0863 23 1 7.6069 2.1143 5.8486 24 6 4.2719 6.9970 2.7867 25 6 3.6946 7.6341 4.0523 26 6 2.1766 7.7632 3.9115 27 6 1.5629 6.3757 3.7135 28 6 2.1403 5.7387 2.4472 29 1 -0.3633 0.5138 0.8900 30 1 -0.3633 0.5138 -0.8900 31 1 -0.3633 -1.0277 -0.0005 32 1 1.8934 -0.5138 -0.8900 33 1 1.8933 -0.5139 0.8900 34 1 1.6766 1.9563 0.8899 35 1 1.6766 1.9563 -0.8900 36 1 4.2881 1.4346 -1.9987 37 1 4.8652 -0.4388 -3.2662 38 1 4.7271 -1.9764 -2.6034 39 1 3.1901 3.2167 1.9001 40 1 3.9228 5.5468 0.4517 41 1 5.3242 4.9672 1.3835 42 1 3.2543 4.3601 4.2573 43 1 4.8000 2.9265 6.8479 44 1 5.3533 6.9050 2.8875 45 1 4.0392 7.6234 1.9255 46 1 4.1322 8.6224 4.1936 47 1 3.9277 7.0075 4.9132 48 1 1.9436 8.3898 3.0505 49 1 1.7654 8.2167 4.8134 50 1 0.4814 6.4676 3.6137 51 1 1.7961 5.7492 4.5745 52 1 1.9076 6.3652 1.5861 53 1 1.7031 4.7502 2.3063 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 ZINC001120068736.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 06:13:40 Heat of formation + Delta-G solvation = -84.009070 kcal Electronic energy + Delta-G solvation = -32025.956271 eV Core-core repulsion = 27931.643857 eV Total energy + Delta-G solvation = -4094.312414 eV No. of doubly occupied orbitals = 66 Molecular weight (most abundant/longest-lived isotopes) = 340.226 amu Computer time = 0.87 seconds Orbital eigenvalues (eV) -40.47055 -39.35924 -38.41332 -35.70962 -34.57799 -33.95418 -33.30861 -32.87385 -31.26893 -30.25540 -29.26516 -28.37766 -25.68367 -24.20501 -23.79691 -22.14900 -21.38592 -20.98891 -20.45124 -19.93638 -18.62304 -18.27200 -17.63196 -17.10684 -16.23021 -16.07332 -15.70192 -15.14791 -14.83637 -14.64521 -14.46728 -14.24504 -14.01742 -13.90233 -13.60184 -13.49526 -13.34570 -13.04843 -12.77378 -12.58024 -12.07858 -11.90563 -11.72749 -11.68570 -11.60701 -11.46212 -11.14537 -11.07164 -10.89062 -10.77904 -10.56535 -10.55378 -10.23619 -10.14792 -10.05131 -9.83575 -9.69467 -9.66616 -9.54836 -9.33361 -9.01006 -8.88201 -8.52539 -7.02310 -5.81523 -3.10673 2.73802 2.87488 3.20598 3.41371 3.49097 3.49928 3.65680 4.43007 4.55947 4.80503 4.97290 5.07065 5.17233 5.24172 5.25556 5.27815 5.39833 5.55988 5.58366 5.60345 5.68603 5.70687 5.80778 5.87655 5.91794 5.96075 6.02350 6.09802 6.12329 6.13878 6.16530 6.25994 6.28838 6.42737 6.44109 6.47301 6.51877 6.57219 6.63375 6.75957 6.78449 6.80755 6.84174 6.94829 7.02647 7.19360 7.70881 7.88789 7.96150 8.36464 8.52501 8.59957 9.49314 10.01509 10.37908 11.40322 Molecular weight = 340.23amu Principal moments of inertia in cm(-1) A = 0.009802 B = 0.003760 C = 0.003247 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 2855.882392 B = 7444.790372 C = 8620.473982 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.152 4.152 2 C -0.115 4.115 3 C -0.124 4.124 4 C 0.145 3.855 5 H 0.116 0.884 6 N -0.724 5.724 7 C 0.707 3.293 8 N -0.869 5.869 9 O -0.588 6.588 10 C 0.508 3.492 11 O -0.557 6.557 12 N -0.691 5.691 13 C 0.115 3.885 14 C 0.191 3.809 15 N -0.709 5.709 16 C -0.232 4.232 17 H 0.069 0.931 18 C -0.006 4.006 19 N -0.929 5.929 20 Si 0.898 3.102 21 H -0.282 1.282 22 H -0.293 1.293 23 H -0.293 1.293 24 C -0.114 4.114 25 C -0.110 4.110 26 C -0.112 4.112 27 C -0.116 4.116 28 C -0.113 4.113 29 H 0.054 0.946 30 H 0.048 0.952 31 H 0.051 0.949 32 H 0.064 0.936 33 H 0.071 0.929 34 H 0.078 0.922 35 H 0.066 0.934 36 H 0.404 0.596 37 H 0.396 0.604 38 H 0.413 0.587 39 H 0.406 0.594 40 H 0.054 0.946 41 H 0.065 0.935 42 H 0.385 0.615 43 H 0.254 0.746 44 H 0.064 0.936 45 H 0.043 0.957 46 H 0.043 0.957 47 H 0.084 0.916 48 H 0.048 0.952 49 H 0.051 0.949 50 H 0.048 0.952 51 H 0.075 0.925 52 H 0.058 0.942 53 H 0.057 0.943 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -7.616 -0.660 -14.711 16.579 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 -0.209 4.209 2 C -0.152 4.152 3 C -0.163 4.163 4 C 0.035 3.965 5 H 0.134 0.866 6 N -0.381 5.381 7 C 0.405 3.595 8 N -0.437 5.437 9 O -0.466 6.466 10 C 0.292 3.708 11 O -0.436 6.436 12 N -0.340 5.340 13 C -0.011 4.011 14 C 0.099 3.901 15 N -0.352 5.352 16 C -0.363 4.363 17 H 0.087 0.913 18 C -0.203 4.203 19 N -0.577 5.577 20 Si 0.730 3.270 21 H -0.207 1.207 22 H -0.220 1.220 23 H -0.220 1.220 24 C -0.154 4.154 25 C -0.147 4.147 26 C -0.150 4.150 27 C -0.153 4.153 28 C -0.151 4.151 29 H 0.073 0.927 30 H 0.067 0.933 31 H 0.070 0.930 32 H 0.083 0.917 33 H 0.090 0.910 34 H 0.096 0.904 35 H 0.085 0.915 36 H 0.240 0.760 37 H 0.224 0.776 38 H 0.245 0.755 39 H 0.242 0.758 40 H 0.072 0.928 41 H 0.083 0.917 42 H 0.220 0.780 43 H 0.064 0.936 44 H 0.082 0.918 45 H 0.062 0.938 46 H 0.062 0.938 47 H 0.102 0.898 48 H 0.067 0.933 49 H 0.070 0.930 50 H 0.067 0.933 51 H 0.093 0.907 52 H 0.077 0.923 53 H 0.076 0.924 Dipole moment (debyes) X Y Z Total from point charges -7.231 -0.765 -14.360 16.096 hybrid contribution 0.990 -0.333 0.118 1.051 sum -6.241 -1.098 -14.241 15.588 Atomic orbital electron populations 1.21803 0.96455 1.01305 1.01384 1.21555 0.94696 0.95429 1.03562 1.22011 0.92708 0.98720 1.02889 1.20703 0.94893 0.92318 0.88538 0.86610 1.44736 1.71157 1.05364 1.16893 1.15845 0.78025 0.82285 0.83308 1.42956 1.73864 1.11633 1.15292 1.90994 1.56854 1.60122 1.38623 1.20399 0.80630 0.87244 0.82525 1.90639 1.38980 1.72809 1.41173 1.45706 1.52076 1.14638 1.21614 1.21916 0.99708 0.81033 0.98474 1.19819 0.91976 0.90747 0.87597 1.42458 1.05675 1.56203 1.30818 1.19097 0.84175 1.29392 1.03601 0.91307 1.24663 0.96798 1.01490 0.97311 1.69646 1.29834 1.42675 1.15539 0.86255 0.85165 0.77507 0.78082 1.20686 1.22001 1.22004 1.21787 1.00881 0.96021 0.96710 1.21372 0.93997 0.99388 0.99958 1.21469 0.96716 0.96660 1.00137 1.21484 0.98010 0.96908 0.98917 1.21696 0.95569 1.00111 0.97730 0.92715 0.93334 0.93000 0.91696 0.91016 0.90361 0.91501 0.76015 0.77635 0.75475 0.75794 0.92777 0.91714 0.78023 0.93615 0.91779 0.93784 0.93811 0.89786 0.93275 0.93048 0.93297 0.90670 0.92303 0.92442 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 C -0.15 -1.59 9.91 37.16 0.37 -1.22 16 2 C -0.11 -1.42 4.54 -26.73 -0.12 -1.54 16 3 C -0.12 -1.48 4.83 -26.73 -0.13 -1.61 16 4 C 0.14 2.02 2.67 -69.09 -0.18 1.84 16 5 H 0.12 1.85 7.58 -51.93 -0.39 1.45 16 6 N -0.72 -9.05 4.91 -59.82 -0.29 -9.34 16 7 C 0.71 9.11 7.41 -86.92 -0.64 8.46 16 8 N -0.87 -7.21 8.88 27.63 0.25 -6.96 16 9 O -0.59 -9.75 14.31 5.29 0.08 -9.68 16 10 C 0.51 8.17 7.22 -10.99 -0.08 8.09 16 11 O -0.56 -10.23 15.84 5.55 0.09 -10.14 16 12 N -0.69 -11.13 4.95 -60.30 -0.30 -11.43 16 13 C 0.11 1.96 4.37 -4.04 -0.02 1.94 16 14 C 0.19 3.22 0.41 -131.81 -0.05 3.17 16 15 N -0.71 -14.84 3.40 -47.23 -0.16 -15.00 16 16 C -0.23 -5.70 8.70 -15.06 -0.13 -5.83 16 17 H 0.07 1.73 6.77 -52.48 -0.36 1.38 16 18 C -0.01 -0.17 5.50 -17.43 -0.10 -0.26 16 19 N -0.93 -25.96 13.07 55.49 0.73 -25.24 16 20 Si 0.90 21.85 29.55 -169.99 -5.02 16.83 16 21 H -0.28 -6.76 7.11 56.52 0.40 -6.36 16 22 H -0.29 -7.22 7.11 56.52 0.40 -6.82 16 23 H -0.29 -7.32 7.11 56.52 0.40 -6.92 16 24 C -0.11 -1.90 4.52 -26.73 -0.12 -2.02 16 25 C -0.11 -1.80 5.77 -26.73 -0.15 -1.96 16 26 C -0.11 -1.60 5.92 -26.73 -0.16 -1.76 16 27 C -0.12 -1.68 5.75 -26.70 -0.15 -1.83 16 28 C -0.11 -1.63 4.65 -26.70 -0.12 -1.75 16 29 H 0.05 0.55 8.14 -51.93 -0.42 0.13 16 30 H 0.05 0.46 8.14 -51.93 -0.42 0.04 16 31 H 0.05 0.52 8.14 -51.93 -0.42 0.10 16 32 H 0.06 0.86 5.64 -51.93 -0.29 0.57 16 33 H 0.07 1.02 7.84 -51.93 -0.41 0.61 16 34 H 0.08 0.89 7.43 -51.93 -0.39 0.50 16 35 H 0.07 0.75 8.14 -51.93 -0.42 0.32 16 36 H 0.40 4.58 7.80 -40.82 -0.32 4.26 16 37 H 0.40 2.20 8.84 -40.82 -0.36 1.83 16 38 H 0.41 2.91 8.93 -40.82 -0.36 2.54 16 39 H 0.41 6.44 6.75 -40.82 -0.28 6.17 16 40 H 0.05 0.87 8.14 -51.93 -0.42 0.45 16 41 H 0.06 1.28 7.50 -51.93 -0.39 0.89 16 42 H 0.38 8.70 6.63 -40.82 -0.27 8.43 16 43 H 0.25 7.05 8.31 -40.82 -0.34 6.71 16 44 H 0.06 1.19 7.24 -51.93 -0.38 0.81 16 45 H 0.04 0.65 8.14 -51.93 -0.42 0.22 16 46 H 0.04 0.66 8.14 -51.93 -0.42 0.24 16 47 H 0.08 1.69 7.60 -51.93 -0.39 1.29 16 48 H 0.05 0.64 8.14 -51.93 -0.42 0.21 16 49 H 0.05 0.70 8.14 -51.93 -0.42 0.28 16 50 H 0.05 0.62 8.14 -51.93 -0.42 0.20 16 51 H 0.07 1.28 6.92 -51.93 -0.36 0.93 16 52 H 0.06 0.77 8.14 -51.93 -0.42 0.35 16 53 H 0.06 0.80 7.28 -51.93 -0.38 0.42 16 LS Contribution 407.02 15.07 6.13 6.13 Total: -1.00 -30.46 407.02 -9.41 -39.87 By element: Atomic # 1 Polarization: 30.35 SS G_CDS: -9.11 Total: 21.25 kcal Atomic # 6 Polarization: 5.51 SS G_CDS: -1.80 Total: 3.71 kcal Atomic # 7 Polarization: -68.19 SS G_CDS: 0.22 Total: -67.97 kcal Atomic # 8 Polarization: -19.98 SS G_CDS: 0.16 Total: -19.82 kcal Atomic # 14 Polarization: 21.85 SS G_CDS: -5.02 Total: 16.83 kcal Total LS contribution 6.13 Total: 6.13 kcal Total: -30.46 -9.41 -39.87 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. ZINC001120068736.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 -44.136 kcal (2) G-P(sol) polarization free energy of solvation -30.459 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -74.594 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -9.415 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -39.873 kcal (6) G-S(sol) free energy of system = (1) + (5) -84.009 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.87 seconds