Wall clock time and date at job start Tue Mar 31 2020 05:46:25 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 1.53003 * 1 3 3 C 1.53001 * 109.46742 * 2 1 4 4 H 1.09005 * 109.47419 * 305.55355 * 3 2 1 5 5 C 1.50703 * 109.46832 * 185.55324 * 3 2 1 6 6 H 1.07996 * 120.00070 * 245.60345 * 5 3 2 7 7 C 1.37880 * 119.99607 * 65.60828 * 5 3 2 8 8 N 1.31515 * 119.99782 * 196.28537 * 7 5 3 9 9 Si 1.86797 * 120.00340 * 16.28797 * 7 5 3 10 10 H 1.48502 * 109.47413 * 179.97438 * 9 7 5 11 11 H 1.48506 * 109.46978 * 299.99628 * 9 7 5 12 12 H 1.48495 * 109.47370 * 59.99860 * 9 7 5 13 13 N 1.46496 * 109.46929 * 65.55708 * 3 2 1 14 14 C 1.34776 * 120.00138 * 274.99545 * 13 3 2 15 15 O 1.21282 * 119.99834 * 0.02562 * 14 13 3 16 16 C 1.50706 * 120.00174 * 180.02562 * 14 13 3 17 17 H 1.08996 * 109.46717 * 300.00519 * 16 14 13 18 18 N 1.46497 * 109.47024 * 180.02562 * 16 14 13 19 19 C 1.34772 * 119.99949 * 155.00303 * 18 16 14 20 20 O 1.21514 * 119.99760 * 359.97438 * 19 18 16 21 21 O 1.34632 * 120.00412 * 179.97438 * 19 18 16 22 22 C 1.45194 * 117.00388 * 179.97438 * 21 19 18 23 23 C 1.52999 * 109.47094 * 60.00408 * 22 21 19 24 24 C 1.53003 * 109.47454 * 179.97438 * 22 21 19 25 25 C 1.52999 * 109.47357 * 299.99986 * 22 21 19 26 26 C 1.52998 * 109.46774 * 60.00255 * 16 14 13 27 27 C 1.53781 * 113.61487 * 279.13415 * 26 16 14 28 28 C 1.53950 * 87.02171 * 220.05219 * 27 26 16 29 29 C 1.53775 * 87.11149 * 25.36348 * 28 27 26 30 30 H 1.09005 * 109.46911 * 179.97438 * 1 2 3 31 31 H 1.08995 * 109.47096 * 299.99574 * 1 2 3 32 32 H 1.09000 * 109.47343 * 59.99888 * 1 2 3 33 33 H 1.09004 * 109.46918 * 240.00492 * 2 1 3 34 34 H 1.09000 * 109.47343 * 120.00112 * 2 1 3 35 35 H 0.96998 * 119.99798 * 354.83082 * 8 7 5 36 36 H 0.97000 * 120.00182 * 95.00214 * 13 3 2 37 37 H 0.97004 * 119.99766 * 334.99628 * 18 16 14 38 38 H 1.08998 * 109.47799 * 59.99775 * 23 22 21 39 39 H 1.08999 * 109.47281 * 180.02562 * 23 22 21 40 40 H 1.09003 * 109.46846 * 299.99973 * 23 22 21 41 41 H 1.09005 * 109.47192 * 59.99618 * 24 22 21 42 42 H 1.09001 * 109.47649 * 180.02562 * 24 22 21 43 43 H 1.08998 * 109.46822 * 300.00393 * 24 22 21 44 44 H 1.09003 * 109.46820 * 59.99881 * 25 22 21 45 45 H 1.09001 * 109.47065 * 180.02562 * 25 22 21 46 46 H 1.09001 * 109.47304 * 299.99748 * 25 22 21 47 47 H 1.09001 * 112.85431 * 50.32993 * 26 16 14 48 48 H 1.09002 * 113.61541 * 334.57492 * 27 26 16 49 49 H 1.09003 * 113.61443 * 105.47247 * 27 26 16 50 50 H 1.09005 * 113.53955 * 270.80837 * 28 27 26 51 51 H 1.09003 * 113.74538 * 139.94564 * 28 27 26 52 52 H 1.09005 * 113.61207 * 220.09001 * 29 28 27 53 53 H 1.08992 * 113.61599 * 89.18959 * 29 28 27 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 2.0399 1.4425 0.0000 4 1 1.5976 1.9843 -0.8361 5 6 3.5407 1.4448 -0.1375 6 1 4.1567 1.8042 0.6735 7 6 4.1272 0.9880 -1.2987 8 7 5.4071 0.6861 -1.3143 9 14 3.1039 0.7980 -2.8499 10 1 3.9634 0.2948 -3.9514 11 1 2.0023 -0.1663 -2.6011 12 1 2.5326 2.1147 -3.2305 13 7 1.6638 2.0934 1.2574 14 6 0.4476 2.6599 1.3855 15 8 -0.3356 2.6304 0.4600 16 6 0.0609 3.3299 2.6789 17 1 0.0998 2.6032 3.4903 18 7 -1.2992 3.8623 2.5654 19 6 -2.0467 4.0429 3.6722 20 8 -1.5926 3.7637 4.7642 21 8 -3.2964 4.5326 3.5680 22 6 -4.0437 4.7004 4.8016 23 6 -3.2981 5.6689 5.7218 24 6 -5.4305 5.2639 4.4852 25 6 -4.1897 3.3458 5.4976 26 6 1.0341 4.4737 2.9715 27 6 2.3582 4.0100 3.6012 28 6 2.2705 5.2528 4.5055 29 6 0.7481 5.2024 4.2952 30 1 -0.3633 -1.0277 -0.0005 31 1 -0.3633 0.5137 0.8900 32 1 -0.3634 0.5138 -0.8900 33 1 1.8933 -0.5138 -0.8901 34 1 1.8934 -0.5138 0.8900 35 1 5.9548 0.8552 -0.5317 36 1 2.2901 2.1167 1.9978 37 1 -1.6617 4.0849 1.6936 38 1 -3.1940 6.6340 5.2260 39 1 -3.8588 5.7945 6.6480 40 1 -2.3099 5.2679 5.9473 41 1 -5.9620 4.5743 3.8293 42 1 -5.9914 5.3903 5.4113 43 1 -5.3261 6.2290 3.9895 44 1 -3.2016 2.9447 5.7231 45 1 -4.7511 3.4717 6.4235 46 1 -4.7210 2.6558 4.8421 47 1 1.1657 5.1451 2.1230 48 1 2.2774 3.0683 4.1441 49 1 3.2010 4.0302 2.9101 50 1 2.7416 6.1373 4.0766 51 1 2.5754 5.0684 5.5356 52 1 0.2927 6.1840 4.1636 53 1 0.2261 4.5874 5.0282 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 ZINC000408521838.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 05:46:25 Heat of formation + Delta-G solvation = -110.867986 kcal Electronic energy + Delta-G solvation = -32147.931091 eV Core-core repulsion = 28020.161236 eV Total energy + Delta-G solvation = -4127.769855 eV No. of doubly occupied orbitals = 66 Molecular weight (most abundant/longest-lived isotopes) = 340.220 amu Computer time = 0.93 seconds Orbital eigenvalues (eV) -41.08445 -39.89860 -38.30327 -37.12446 -35.50506 -34.52322 -33.78089 -32.52199 -31.58496 -28.88794 -27.62819 -27.57361 -27.02681 -25.51697 -24.06164 -22.60883 -22.16411 -20.48229 -20.24244 -19.71538 -19.36941 -18.51860 -17.65406 -16.87300 -16.45050 -16.12715 -15.88386 -15.46942 -15.25847 -14.86607 -14.60031 -14.40359 -13.86448 -13.75101 -13.52615 -13.14430 -12.73957 -12.68636 -12.57740 -12.51538 -12.41498 -12.32366 -12.13160 -12.07494 -12.02979 -11.86024 -11.72561 -11.51016 -11.46285 -10.99262 -10.92860 -10.73872 -10.54104 -10.48165 -10.42791 -10.28112 -10.00860 -9.93213 -9.63313 -9.39843 -9.11068 -8.92197 -8.37836 -8.18325 -6.61339 -4.25785 2.04326 2.78059 3.05645 3.35600 3.41799 3.55943 3.79396 4.05577 4.38462 4.50623 4.55174 4.62155 4.69233 4.73682 4.75097 4.94090 5.11610 5.13081 5.23706 5.25238 5.31616 5.42239 5.45264 5.46548 5.56301 5.65285 5.74273 5.75645 5.82020 5.86340 5.96260 6.03016 6.05067 6.05973 6.07673 6.09437 6.22288 6.22716 6.29426 6.45262 6.61354 6.64088 6.75419 6.89245 6.99268 7.28475 7.32877 7.45727 7.58652 8.19179 8.31743 8.40624 8.63017 8.85143 9.43349 10.79446 Molecular weight = 340.22amu Principal moments of inertia in cm(-1) A = 0.016592 B = 0.003124 C = 0.002784 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 1687.197275 B = 8960.953830 C =10053.596381 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.143 4.143 2 C -0.140 4.140 3 C 0.247 3.753 4 H 0.043 0.957 5 C -0.616 4.616 6 H 0.062 0.938 7 C 0.040 3.960 8 N -0.897 5.897 9 Si 1.040 2.960 10 H -0.284 1.284 11 H -0.269 1.269 12 H -0.280 1.280 13 N -0.690 5.690 14 C 0.500 3.500 15 O -0.546 6.546 16 C 0.154 3.846 17 H 0.112 0.888 18 N -0.688 5.688 19 C 0.657 3.343 20 O -0.569 6.569 21 O -0.364 6.364 22 C 0.137 3.863 23 C -0.183 4.183 24 C -0.141 4.141 25 C -0.184 4.184 26 C -0.120 4.120 27 C -0.137 4.137 28 C -0.139 4.139 29 C -0.137 4.137 30 H 0.031 0.969 31 H 0.047 0.953 32 H 0.051 0.949 33 H 0.070 0.930 34 H 0.051 0.949 35 H 0.269 0.731 36 H 0.395 0.605 37 H 0.414 0.586 38 H 0.058 0.942 39 H 0.068 0.932 40 H 0.090 0.910 41 H 0.066 0.934 42 H 0.079 0.921 43 H 0.066 0.934 44 H 0.089 0.911 45 H 0.068 0.932 46 H 0.059 0.941 47 H 0.095 0.905 48 H 0.085 0.915 49 H 0.078 0.922 50 H 0.076 0.924 51 H 0.067 0.933 52 H 0.056 0.944 53 H 0.110 0.890 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -15.940 9.119 14.034 23.113 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 -0.201 4.201 2 C -0.179 4.179 3 C 0.144 3.856 4 H 0.060 0.940 5 C -0.654 4.654 6 H 0.080 0.920 7 C -0.167 4.167 8 N -0.530 5.530 9 Si 0.868 3.132 10 H -0.209 1.209 11 H -0.195 1.195 12 H -0.206 1.206 13 N -0.338 5.338 14 C 0.283 3.717 15 O -0.426 6.426 16 C 0.046 3.954 17 H 0.129 0.871 18 N -0.347 5.347 19 C 0.410 3.590 20 O -0.459 6.459 21 O -0.278 6.278 22 C 0.100 3.900 23 C -0.240 4.240 24 C -0.198 4.198 25 C -0.241 4.241 26 C -0.140 4.140 27 C -0.175 4.175 28 C -0.177 4.177 29 C -0.174 4.174 30 H 0.050 0.950 31 H 0.066 0.934 32 H 0.070 0.930 33 H 0.088 0.912 34 H 0.070 0.930 35 H 0.079 0.921 36 H 0.229 0.771 37 H 0.252 0.748 38 H 0.077 0.923 39 H 0.087 0.913 40 H 0.109 0.891 41 H 0.085 0.915 42 H 0.098 0.902 43 H 0.085 0.915 44 H 0.108 0.892 45 H 0.087 0.913 46 H 0.078 0.922 47 H 0.113 0.887 48 H 0.103 0.897 49 H 0.097 0.903 50 H 0.095 0.905 51 H 0.085 0.915 52 H 0.075 0.925 53 H 0.128 0.872 Dipole moment (debyes) X Y Z Total from point charges -16.247 8.434 12.341 22.077 hybrid contribution 0.129 0.666 1.594 1.732 sum -16.118 9.100 13.935 23.169 Atomic orbital electron populations 1.21882 0.97387 0.98949 1.01851 1.22377 0.93778 0.99758 1.01981 1.19103 0.95940 0.88549 0.82001 0.93970 1.22070 0.89549 1.49632 1.04173 0.91963 1.25662 0.97531 0.92351 1.01158 1.70877 1.07065 1.40763 1.34331 0.84119 0.75510 0.77694 0.75926 1.20945 1.19502 1.20642 1.46236 1.14054 1.55175 1.18358 1.20270 0.83232 0.79533 0.88625 1.90670 1.50810 1.60227 1.40855 1.20888 0.80436 0.96195 0.97864 0.87073 1.44318 1.13975 1.67756 1.08651 1.17883 0.80024 0.76707 0.84385 1.90807 1.72884 1.56413 1.25807 1.86314 1.25553 1.78041 1.37913 1.22037 0.90471 0.96219 0.81283 1.22518 1.03309 0.98950 0.99225 1.21862 0.93383 1.01810 1.02780 1.22520 1.04838 0.96110 1.00617 1.22955 0.95299 0.97123 0.98652 1.22996 0.96901 0.98577 0.98989 1.22791 0.96872 0.98192 0.99814 1.23202 0.96357 1.00529 0.97315 0.95034 0.93439 0.92994 0.91178 0.93005 0.92061 0.77063 0.74822 0.92257 0.91338 0.89149 0.91458 0.90243 0.91504 0.89207 0.91305 0.92204 0.88663 0.89654 0.90326 0.90513 0.91454 0.92481 0.87230 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 -0.14 -2.84 8.53 37.16 0.32 -2.52 16 2 C -0.14 -3.05 5.28 -26.73 -0.14 -3.19 16 3 C 0.25 5.65 1.82 -69.08 -0.13 5.52 16 4 H 0.04 1.05 6.26 -51.93 -0.32 0.73 16 5 C -0.62 -16.03 9.01 -34.44 -0.31 -16.34 16 6 H 0.06 1.69 7.96 -52.49 -0.42 1.27 16 7 C 0.04 1.09 5.32 -17.82 -0.09 0.99 16 8 N -0.90 -26.17 13.70 55.43 0.76 -25.41 16 9 Si 1.04 24.54 26.27 -169.99 -4.47 20.08 16 10 H -0.28 -6.73 7.11 56.52 0.40 -6.33 16 11 H -0.27 -5.93 5.67 56.52 0.32 -5.61 16 12 H -0.28 -6.47 7.11 56.52 0.40 -6.07 16 13 N -0.69 -13.10 4.91 -54.93 -0.27 -13.37 16 14 C 0.50 8.86 5.82 -10.98 -0.06 8.80 16 15 O -0.55 -11.07 12.98 5.56 0.07 -11.00 16 16 C 0.15 2.20 2.37 -69.08 -0.16 2.03 16 17 H 0.11 1.58 7.41 -51.93 -0.38 1.20 16 18 N -0.69 -9.52 4.93 -59.87 -0.29 -9.81 16 19 C 0.66 8.92 7.39 54.05 0.40 9.32 16 20 O -0.57 -8.04 8.69 -19.28 -0.17 -8.21 16 21 O -0.36 -4.56 9.94 -40.30 -0.40 -4.96 16 22 C 0.14 1.36 1.13 -90.62 -0.10 1.26 16 23 C -0.18 -1.70 8.37 37.16 0.31 -1.39 16 24 C -0.14 -1.05 8.85 37.16 0.33 -0.72 16 25 C -0.18 -1.79 8.37 37.16 0.31 -1.48 16 26 C -0.12 -1.55 3.27 -89.81 -0.29 -1.85 16 27 C -0.14 -1.65 5.93 -25.83 -0.15 -1.80 16 28 C -0.14 -1.52 8.09 -25.83 -0.21 -1.73 16 29 C -0.14 -1.62 6.50 -25.92 -0.17 -1.79 16 30 H 0.03 0.55 8.14 -51.93 -0.42 0.13 16 31 H 0.05 0.93 5.63 -51.93 -0.29 0.64 16 32 H 0.05 1.06 7.88 -51.93 -0.41 0.66 16 33 H 0.07 1.60 4.74 -51.93 -0.25 1.35 16 34 H 0.05 1.10 8.14 -51.93 -0.42 0.67 16 35 H 0.27 7.76 8.73 -40.82 -0.36 7.41 16 36 H 0.40 6.82 6.73 -40.82 -0.27 6.54 16 37 H 0.41 5.80 7.90 -40.82 -0.32 5.48 16 38 H 0.06 0.53 8.14 -51.93 -0.42 0.11 16 39 H 0.07 0.50 8.14 -51.93 -0.42 0.08 16 40 H 0.09 1.02 5.88 -51.93 -0.31 0.71 16 41 H 0.07 0.50 8.14 -51.93 -0.42 0.08 16 42 H 0.08 0.43 8.14 -51.93 -0.42 0.01 16 43 H 0.07 0.48 8.14 -51.93 -0.42 0.06 16 44 H 0.09 1.07 5.88 -51.93 -0.31 0.77 16 45 H 0.07 0.53 8.14 -51.93 -0.42 0.10 16 46 H 0.06 0.58 8.14 -51.93 -0.42 0.16 16 47 H 0.10 1.30 8.14 -51.93 -0.42 0.88 16 48 H 0.08 0.98 7.99 -51.93 -0.41 0.56 16 49 H 0.08 1.02 8.09 -51.93 -0.42 0.60 16 50 H 0.08 0.80 8.14 -51.93 -0.42 0.38 16 51 H 0.07 0.68 8.14 -51.93 -0.42 0.25 16 52 H 0.06 0.67 8.14 -51.93 -0.42 0.25 16 53 H 0.11 1.43 5.52 -51.93 -0.29 1.14 16 LS Contribution 399.76 15.07 6.02 6.02 Total: -1.00 -29.28 399.76 -8.04 -37.32 By element: Atomic # 1 Polarization: 23.35 SS G_CDS: -9.13 Total: 14.22 kcal Atomic # 6 Polarization: -4.72 SS G_CDS: -0.16 Total: -4.88 kcal Atomic # 7 Polarization: -48.79 SS G_CDS: 0.19 Total: -48.59 kcal Atomic # 8 Polarization: -23.67 SS G_CDS: -0.50 Total: -24.16 kcal Atomic # 14 Polarization: 24.54 SS G_CDS: -4.47 Total: 20.08 kcal Total LS contribution 6.02 Total: 6.02 kcal Total: -29.28 -8.04 -37.32 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. ZINC000408521838.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 -73.549 kcal (2) G-P(sol) polarization free energy of solvation -29.284 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -102.833 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -8.035 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -37.319 kcal (6) G-S(sol) free energy of system = (1) + (5) -110.868 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.93 seconds