Wall clock time and date at job start Sat Apr 11 2020 06:10:19 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 1.53002 * 1 3 3 C 1.52992 * 109.47526 * 2 1 4 4 H 1.09004 * 109.47071 * 54.99439 * 3 2 1 5 5 O 1.42898 * 109.47133 * 294.99862 * 3 2 1 6 6 C 1.42896 * 113.99992 * 149.99953 * 5 3 2 7 7 C 1.50703 * 109.47302 * 174.99482 * 3 2 1 8 8 O 1.21280 * 119.99568 * 114.99662 * 7 3 2 9 9 N 1.34769 * 120.00349 * 295.00297 * 7 3 2 10 10 C 1.46495 * 120.00268 * 179.97438 * 9 7 3 11 11 H 1.08997 * 109.50073 * 324.99798 * 10 9 7 12 12 C 1.53195 * 109.50022 * 85.06418 * 10 9 7 13 13 N 1.46922 * 108.81431 * 174.60547 * 12 10 9 14 14 C 1.36937 * 120.64273 * 126.38473 * 13 12 10 15 15 H 1.07993 * 120.00009 * 207.65471 * 14 13 12 16 16 C 1.38819 * 119.99783 * 27.65194 * 14 13 12 17 17 N 1.31617 * 119.99639 * 17.38801 * 16 14 13 18 18 Si 1.86791 * 119.99691 * 197.38894 * 16 14 13 19 19 H 1.48498 * 109.47523 * 0.02562 * 18 16 14 20 20 H 1.48509 * 109.47042 * 120.00143 * 18 16 14 21 21 H 1.48502 * 109.46938 * 239.99552 * 18 16 14 22 22 C 1.46947 * 118.71656 * 306.36565 * 13 12 10 23 23 C 1.53104 * 108.76227 * 53.50428 * 22 13 12 24 24 C 1.53070 * 109.48562 * 185.28113 * 23 22 13 25 25 C 1.53109 * 109.16618 * 297.01042 * 24 23 22 26 26 O 1.42901 * 109.40560 * 302.52263 * 25 24 23 27 27 C 1.42912 * 114.13276 * 61.17677 * 26 25 24 28 28 C 1.53088 * 109.46611 * 65.60196 * 23 22 13 29 29 C 1.52932 * 109.51531 * 305.49341 * 23 22 13 30 30 H 1.09001 * 109.46938 * 300.00761 * 1 2 3 31 31 H 1.09002 * 109.46817 * 59.99762 * 1 2 3 32 32 H 1.08993 * 109.47702 * 179.97438 * 1 2 3 33 33 H 1.09002 * 109.46817 * 120.00238 * 2 1 3 34 34 H 1.09001 * 109.46938 * 239.99239 * 2 1 3 35 35 H 1.09000 * 109.47535 * 299.99684 * 6 5 3 36 36 H 1.08999 * 109.47349 * 59.99970 * 6 5 3 37 37 H 1.09005 * 109.47280 * 180.02562 * 6 5 3 38 38 H 0.97006 * 119.99818 * 359.97438 * 9 7 3 39 39 H 1.09000 * 109.57923 * 294.40920 * 12 10 9 40 40 H 1.09004 * 109.57543 * 54.67380 * 12 10 9 41 41 H 0.97002 * 119.99773 * 180.02562 * 17 16 14 42 42 H 1.08991 * 109.59085 * 173.29048 * 22 13 12 43 43 H 1.09001 * 109.58827 * 293.58148 * 22 13 12 44 44 H 1.09003 * 109.52328 * 56.91820 * 24 23 22 45 45 H 1.08999 * 109.52131 * 177.10186 * 24 23 22 46 46 H 1.09000 * 109.48601 * 182.54769 * 25 24 23 47 47 H 1.09003 * 109.48583 * 62.49945 * 25 24 23 48 48 H 1.09007 * 109.48408 * 178.83584 * 27 26 25 49 49 H 1.09000 * 109.48712 * 58.78610 * 27 26 25 50 50 H 1.08992 * 109.52343 * 182.88782 * 28 23 22 51 51 H 1.08996 * 109.52514 * 303.02507 * 28 23 22 52 52 H 1.09002 * 109.43272 * 301.17454 * 29 23 22 53 53 H 1.09008 * 109.48413 * 181.21917 * 29 23 22 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 2.0401 1.4424 0.0000 4 1 1.6054 1.9815 0.8418 5 8 1.6621 2.0813 -1.2210 6 6 1.4562 3.4902 -1.1003 7 6 3.5420 1.4441 0.1240 8 8 4.2251 1.8608 -0.7874 9 7 4.1260 0.9826 1.2474 10 6 5.5860 0.9838 1.3677 11 1 6.0314 0.7761 0.3948 12 6 6.0572 2.3546 1.8636 13 7 7.5058 2.2998 2.1025 14 6 8.3442 3.2129 1.5207 15 1 9.3704 2.9483 1.3131 16 6 7.8748 4.4789 1.1978 17 7 6.7625 4.9265 1.7405 18 14 8.8221 5.5468 -0.0070 19 1 10.0292 4.8175 -0.4720 20 1 7.9576 5.8655 -1.1717 21 1 9.2320 6.8063 0.6645 22 6 8.0377 1.2463 2.9781 23 6 7.5428 -0.1112 2.4718 24 6 7.9774 -1.2089 3.4462 25 6 9.5068 -1.2711 3.4837 26 8 10.0048 -1.5071 2.1652 27 6 9.6701 -0.4863 1.2227 28 6 8.1472 -0.3930 1.0938 29 6 6.0172 -0.0923 2.3671 30 1 -0.3633 0.5140 0.8899 31 1 -0.3633 0.5139 -0.8900 32 1 -0.3634 -1.0276 -0.0005 33 1 1.8933 -0.5139 0.8900 34 1 1.8933 -0.5140 -0.8899 35 1 0.6620 3.6808 -0.3784 36 1 2.3771 3.9643 -0.7609 37 1 1.1718 3.9002 -2.0694 38 1 3.5796 0.6496 1.9765 39 1 5.8397 3.1105 1.1090 40 1 5.5413 2.6047 2.7906 41 1 6.4343 5.8109 1.5146 42 1 9.1271 1.2692 2.9572 43 1 7.6883 1.4078 3.9979 44 1 7.5975 -0.9828 4.4425 45 1 7.5819 -2.1686 3.1137 46 1 9.8217 -2.0811 4.1415 47 1 9.9001 -0.3255 3.8569 48 1 10.1027 -0.7312 0.2526 49 1 10.0652 0.4696 1.5664 50 1 7.7557 -1.3350 0.7100 51 1 7.8875 0.4151 0.4100 52 1 5.5893 0.1279 3.3451 53 1 5.6640 -1.0660 2.0273 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 ZINC001099567230.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 06:10:19 Heat of formation + Delta-G solvation = -115.184326 kcal Electronic energy + Delta-G solvation = -32718.624855 eV Core-core repulsion = 28590.667829 eV Total energy + Delta-G solvation = -4127.957026 eV No. of doubly occupied orbitals = 66 Molecular weight (most abundant/longest-lived isotopes) = 340.220 amu Computer time = 0.80 seconds Orbital eigenvalues (eV) -40.24266 -39.54763 -37.58043 -36.60742 -34.29841 -33.79632 -33.47780 -31.05099 -30.59819 -29.85923 -27.72566 -26.82413 -25.84443 -25.43632 -23.44226 -23.08467 -22.14887 -21.83514 -20.44907 -19.90981 -17.99555 -17.25088 -16.87093 -16.71763 -15.87177 -15.64372 -15.50823 -15.03953 -14.88885 -14.53526 -14.42952 -14.08232 -14.06770 -14.01969 -13.65356 -13.59580 -13.40673 -12.85498 -12.43640 -12.37748 -12.35586 -12.06763 -12.05179 -11.81049 -11.54512 -11.28106 -11.20989 -11.09843 -10.92718 -10.86892 -10.79014 -10.68143 -10.43705 -10.38265 -10.23964 -10.13037 -10.04706 -9.73299 -9.39414 -9.10364 -8.84888 -8.54640 -8.45822 -6.70678 -5.80834 -3.23848 2.98773 3.34546 3.40170 3.47872 3.48380 3.85997 4.19278 4.48926 4.74018 4.79869 4.94985 4.97502 5.10996 5.11985 5.15900 5.29410 5.36865 5.40302 5.43354 5.49717 5.51525 5.59091 5.62540 5.66224 5.68635 5.75390 5.80288 5.82918 5.87265 5.92778 5.93365 6.03063 6.10176 6.10960 6.16933 6.21665 6.28801 6.42959 6.51608 6.66450 6.72679 6.77247 6.84952 6.92359 7.05756 7.25196 7.52410 7.67650 7.78523 7.92428 8.41922 8.65892 9.17526 9.81543 10.35920 11.27045 Molecular weight = 340.22amu Principal moments of inertia in cm(-1) A = 0.008880 B = 0.004672 C = 0.003339 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 3152.549678 B = 5991.072026 C = 8383.182901 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.149 4.149 2 C -0.115 4.115 3 C 0.074 3.926 4 H 0.083 0.917 5 O -0.359 6.359 6 C 0.029 3.971 7 C 0.485 3.515 8 O -0.517 6.517 9 N -0.720 5.720 10 C 0.115 3.885 11 H 0.085 0.915 12 C 0.167 3.833 13 N -0.583 5.583 14 C -0.255 4.255 15 H 0.066 0.934 16 C 0.009 3.991 17 N -0.898 5.898 18 Si 0.899 3.101 19 H -0.276 1.276 20 H -0.288 1.288 21 H -0.291 1.291 22 C 0.152 3.848 23 C -0.072 4.072 24 C -0.140 4.140 25 C 0.061 3.939 26 O -0.391 6.391 27 C 0.061 3.939 28 C -0.136 4.136 29 C -0.103 4.103 30 H 0.053 0.947 31 H 0.063 0.937 32 H 0.057 0.943 33 H 0.079 0.921 34 H 0.076 0.924 35 H 0.039 0.961 36 H 0.050 0.950 37 H 0.087 0.913 38 H 0.390 0.610 39 H 0.094 0.906 40 H 0.016 0.984 41 H 0.253 0.747 42 H 0.057 0.943 43 H 0.018 0.982 44 H 0.069 0.931 45 H 0.064 0.936 46 H 0.085 0.915 47 H 0.053 0.947 48 H 0.086 0.914 49 H 0.060 0.940 50 H 0.055 0.945 51 H 0.090 0.910 52 H 0.059 0.941 53 H 0.052 0.948 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -9.112 -11.620 2.599 14.993 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 -0.206 4.206 2 C -0.153 4.153 3 C 0.012 3.988 4 H 0.101 0.899 5 O -0.276 6.276 6 C -0.067 4.067 7 C 0.270 3.730 8 O -0.391 6.391 9 N -0.373 5.373 10 C 0.010 3.990 11 H 0.103 0.897 12 C 0.040 3.960 13 N -0.305 5.305 14 C -0.385 4.385 15 H 0.084 0.916 16 C -0.191 4.191 17 N -0.542 5.542 18 Si 0.729 3.271 19 H -0.201 1.201 20 H -0.214 1.214 21 H -0.218 1.218 22 C 0.025 3.975 23 C -0.074 4.074 24 C -0.178 4.178 25 C -0.015 4.015 26 O -0.310 6.310 27 C -0.016 4.016 28 C -0.174 4.174 29 C -0.142 4.142 30 H 0.072 0.928 31 H 0.082 0.918 32 H 0.076 0.924 33 H 0.098 0.902 34 H 0.095 0.905 35 H 0.058 0.942 36 H 0.069 0.931 37 H 0.105 0.895 38 H 0.223 0.777 39 H 0.112 0.888 40 H 0.034 0.966 41 H 0.063 0.937 42 H 0.076 0.924 43 H 0.036 0.964 44 H 0.087 0.913 45 H 0.083 0.917 46 H 0.103 0.897 47 H 0.071 0.929 48 H 0.104 0.896 49 H 0.078 0.922 50 H 0.074 0.926 51 H 0.108 0.892 52 H 0.078 0.922 53 H 0.071 0.929 Dipole moment (debyes) X Y Z Total from point charges -8.583 -11.365 1.649 14.337 hybrid contribution -0.092 0.987 0.157 1.004 sum -8.674 -10.378 1.807 13.646 Atomic orbital electron populations 1.21725 0.94667 1.01830 1.02370 1.21565 0.97006 0.93254 1.03462 1.22120 0.91536 0.95970 0.89169 0.89917 1.87934 1.88139 1.20950 1.30541 1.22854 1.00138 0.81368 1.02374 1.21220 0.90790 0.78280 0.82743 1.90749 1.64782 1.44661 1.38956 1.46113 1.08422 1.64914 1.17850 1.22005 0.77873 0.99040 1.00070 0.89682 1.21089 0.83515 0.92298 0.99128 1.43903 1.02605 1.31469 1.52476 1.19134 0.94386 0.91183 1.33749 0.91588 1.25002 0.97852 0.96311 0.99887 1.70025 1.23398 1.17778 1.42969 0.86282 0.79397 0.80227 0.81227 1.20128 1.21430 1.21766 1.21068 0.97293 0.86573 0.92543 1.20991 0.94312 0.96888 0.95250 1.22165 0.96715 0.99013 0.99928 1.22533 0.93277 1.01099 0.84641 1.87842 1.76437 1.47365 1.19353 1.22638 0.95257 0.91330 0.92341 1.22126 0.95556 1.01920 0.97754 1.21681 0.95671 0.97756 0.99043 0.92776 0.91809 0.92407 0.90242 0.90482 0.94198 0.93124 0.89470 0.77665 0.88757 0.96633 0.93745 0.92425 0.96395 0.91254 0.91722 0.89707 0.92888 0.89626 0.92185 0.92643 0.89175 0.92183 0.92885 Number of geometries 1 Number of calculations of the screened coulomb radii 1 The total number of SCF iterations 16. 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 -1.26 9.81 37.16 0.36 -0.89 16 2 C -0.12 -1.19 5.61 -26.73 -0.15 -1.34 16 3 C 0.07 0.99 2.51 -27.89 -0.07 0.92 16 4 H 0.08 0.94 7.79 -51.93 -0.40 0.53 16 5 O -0.36 -5.42 9.42 -55.09 -0.52 -5.94 16 6 C 0.03 0.38 10.81 101.05 1.09 1.48 16 7 C 0.49 8.49 7.10 -10.99 -0.08 8.42 16 8 O -0.52 -11.82 16.17 -14.30 -0.23 -12.05 16 9 N -0.72 -11.31 4.98 -53.68 -0.27 -11.57 16 10 C 0.12 2.15 2.26 -67.80 -0.15 2.00 16 11 H 0.09 1.83 5.86 -51.93 -0.30 1.53 16 12 C 0.17 3.90 4.88 -3.71 -0.02 3.88 16 13 N -0.58 -13.92 2.39 -172.36 -0.41 -14.33 16 14 C -0.26 -6.84 9.59 -15.06 -0.14 -6.98 16 15 H 0.07 1.74 7.89 -52.49 -0.41 1.32 16 16 C 0.01 0.24 4.91 -17.43 -0.09 0.16 16 17 N -0.90 -26.10 11.19 55.49 0.62 -25.48 16 18 Si 0.90 22.16 29.59 -169.99 -5.03 17.13 16 19 H -0.28 -6.62 7.11 56.52 0.40 -6.22 16 20 H -0.29 -7.28 7.11 56.52 0.40 -6.88 16 21 H -0.29 -7.15 7.11 56.52 0.40 -6.75 16 22 C 0.15 2.97 4.61 -3.74 -0.02 2.96 16 23 C -0.07 -1.16 0.52 -154.41 -0.08 -1.24 16 24 C -0.14 -1.86 4.92 -26.64 -0.13 -2.00 16 25 C 0.06 0.83 6.57 37.21 0.24 1.07 16 26 O -0.39 -6.15 10.76 -35.23 -0.38 -6.53 16 27 C 0.06 0.98 6.57 37.22 0.24 1.22 16 28 C -0.14 -2.28 4.36 -26.63 -0.12 -2.40 16 29 C -0.10 -1.59 4.19 -26.74 -0.11 -1.71 16 30 H 0.05 0.40 8.14 -51.93 -0.42 -0.02 16 31 H 0.06 0.60 7.82 -51.93 -0.41 0.19 16 32 H 0.06 0.42 8.14 -51.93 -0.42 -0.01 16 33 H 0.08 0.67 7.77 -51.93 -0.40 0.27 16 34 H 0.08 0.89 8.14 -51.93 -0.42 0.46 16 35 H 0.04 0.42 8.08 -51.93 -0.42 0.00 16 36 H 0.05 0.79 8.14 -51.93 -0.42 0.36 16 37 H 0.09 0.99 8.14 -51.93 -0.42 0.57 16 38 H 0.39 4.67 8.31 -40.82 -0.34 4.34 16 39 H 0.09 2.64 6.03 -51.93 -0.31 2.33 16 40 H 0.02 0.38 8.14 -51.93 -0.42 -0.04 16 41 H 0.25 7.16 8.31 -40.82 -0.34 6.82 16 42 H 0.06 1.14 4.84 -51.93 -0.25 0.88 16 43 H 0.02 0.36 8.14 -51.93 -0.42 -0.06 16 44 H 0.07 0.84 8.14 -51.93 -0.42 0.42 16 45 H 0.06 0.82 8.14 -51.93 -0.42 0.40 16 46 H 0.08 0.95 8.14 -51.93 -0.42 0.53 16 47 H 0.05 0.73 6.74 -51.93 -0.35 0.38 16 48 H 0.09 1.27 8.14 -51.92 -0.42 0.85 16 49 H 0.06 1.05 6.48 -51.93 -0.34 0.71 16 50 H 0.05 0.88 8.14 -51.93 -0.42 0.45 16 51 H 0.09 1.78 6.10 -51.93 -0.32 1.47 16 52 H 0.06 0.88 8.14 -51.93 -0.42 0.46 16 53 H 0.05 0.73 8.14 -51.92 -0.42 0.31 16 LS Contribution 401.07 15.07 6.04 6.04 Total: -1.00 -32.90 401.07 -8.70 -41.60 By element: Atomic # 1 Polarization: 14.92 SS G_CDS: -9.31 Total: 5.61 kcal Atomic # 6 Polarization: 4.74 SS G_CDS: 0.79 Total: 5.53 kcal Atomic # 7 Polarization: -51.33 SS G_CDS: -0.06 Total: -51.39 kcal Atomic # 8 Polarization: -23.40 SS G_CDS: -1.13 Total: -24.53 kcal Atomic # 14 Polarization: 22.16 SS G_CDS: -5.03 Total: 17.13 kcal Total LS contribution 6.04 Total: 6.04 kcal Total: -32.90 -8.70 -41.60 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. ZINC001099567230.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 -73.585 kcal (2) G-P(sol) polarization free energy of solvation -32.902 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -106.487 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -8.697 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -41.600 kcal (6) G-S(sol) free energy of system = (1) + (5) -115.184 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.80 seconds