Wall clock time and date at job start Tue Mar 31 2020 20:33:08 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 1.52994 * 1 3 3 H 1.09005 * 109.47177 * 2 1 4 4 O 1.42904 * 109.47438 * 240.00142 * 2 1 3 5 5 C 1.42897 * 113.99997 * 89.99369 * 4 2 1 6 6 C 1.52994 * 109.47161 * 180.02562 * 5 4 2 7 7 C 1.53006 * 117.49995 * 243.75258 * 6 5 4 8 8 C 1.53001 * 117.50329 * 175.09062 * 6 5 4 9 9 C 1.50701 * 109.47250 * 120.00226 * 2 1 3 10 10 O 1.21273 * 120.00217 * 113.00892 * 9 2 1 11 11 N 1.34781 * 119.99756 * 293.01023 * 9 2 1 12 12 C 1.47079 * 125.62695 * 174.75406 * 11 9 2 13 13 C 1.54467 * 107.42559 * 178.90473 * 12 11 9 14 14 C 1.54575 * 102.76225 * 338.69381 * 13 12 11 15 15 C 1.47579 * 125.62823 * 354.72492 * 11 9 2 16 16 C 1.52070 * 110.68085 * 152.61405 * 14 13 12 17 17 C 1.53175 * 109.73168 * 64.31432 * 16 14 13 18 18 C 1.53188 * 109.27853 * 59.92946 * 17 16 14 19 19 N 1.46950 * 108.89997 * 304.61530 * 18 17 16 20 20 C 1.36937 * 120.71521 * 234.30702 * 19 18 17 21 21 H 1.08001 * 119.99948 * 149.57534 * 20 19 18 22 22 C 1.38812 * 120.00239 * 329.57073 * 20 19 18 23 23 N 1.31620 * 120.00294 * 159.77796 * 22 20 19 24 24 Si 1.86798 * 120.00013 * 339.77787 * 22 20 19 25 25 H 1.48506 * 109.47275 * 89.70642 * 24 22 20 26 26 H 1.48498 * 109.47334 * 209.70554 * 24 22 20 27 27 H 1.48502 * 109.47193 * 329.71000 * 24 22 20 28 28 C 1.47091 * 118.56278 * 54.32873 * 19 18 17 29 29 H 1.09005 * 109.47169 * 184.65578 * 1 2 3 30 30 H 1.09008 * 109.47387 * 304.65267 * 1 2 3 31 31 H 1.08995 * 109.47483 * 64.65380 * 1 2 3 32 32 H 1.09003 * 109.47723 * 300.00688 * 5 4 2 33 33 H 1.09007 * 109.46714 * 60.00491 * 5 4 2 34 34 H 1.09000 * 115.55175 * 29.41858 * 6 5 4 35 35 H 1.08992 * 117.49876 * 359.97438 * 7 6 5 36 36 H 1.09005 * 117.49638 * 145.02172 * 7 6 5 37 37 H 1.08995 * 117.50283 * 214.98557 * 8 6 5 38 38 H 1.09007 * 117.49044 * 359.97438 * 8 6 5 39 39 H 1.08998 * 109.87951 * 298.40448 * 12 11 9 40 40 H 1.09006 * 109.88104 * 59.40984 * 12 11 9 41 41 H 1.08997 * 110.73619 * 96.95319 * 13 12 11 42 42 H 1.08999 * 110.73473 * 220.26238 * 13 12 11 43 43 H 1.08997 * 110.37628 * 322.14420 * 15 11 9 44 44 H 1.09000 * 110.37243 * 84.49365 * 15 11 9 45 45 H 1.09002 * 109.42420 * 184.39556 * 16 14 13 46 46 H 1.09001 * 109.42600 * 304.28662 * 16 14 13 47 47 H 1.08997 * 109.50473 * 179.87326 * 17 16 14 48 48 H 1.09001 * 109.50445 * 299.94917 * 17 16 14 49 49 H 1.08999 * 109.56937 * 64.43978 * 18 17 16 50 50 H 1.09000 * 109.56483 * 184.67534 * 18 17 16 51 51 H 0.96996 * 119.99893 * 180.02562 * 23 22 20 52 52 H 1.09006 * 109.56499 * 187.95387 * 28 19 18 53 53 H 1.08994 * 109.57069 * 67.59744 * 28 19 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 1.5299 0.0000 0.0000 3 1 1.8933 1.0277 0.0000 4 8 2.0064 -0.6736 -1.1668 5 6 2.2000 0.1829 -2.2941 6 6 2.7079 -0.6407 -3.4792 7 6 4.1060 -0.3226 -4.0132 8 6 2.8685 0.0766 -4.8210 9 6 2.0323 -0.7105 1.2304 10 8 2.6215 -1.7651 1.1237 11 7 1.8268 -0.1738 2.4496 12 6 2.1643 -0.8081 3.7329 13 6 1.7772 0.1815 4.8540 14 6 1.7440 1.5387 4.1150 15 6 1.2264 1.1476 2.7171 16 6 0.7809 2.4980 4.7967 17 6 1.2838 2.8204 6.2071 18 6 2.6695 3.4670 6.1145 19 7 3.5617 2.5748 5.3613 20 6 4.7560 2.1679 5.8935 21 1 5.1648 1.2040 5.6288 22 6 5.4414 2.9945 6.7733 23 7 6.3477 2.4876 7.5820 24 14 5.0776 4.8264 6.8093 25 1 3.9901 5.0960 7.7840 26 1 6.2999 5.5660 7.2144 27 1 4.6533 5.2735 5.4583 28 6 3.1444 2.1285 4.0233 29 1 -0.3634 -1.0243 0.0834 30 1 -0.3634 0.5844 0.8454 31 1 -0.3634 0.4399 -0.9287 32 1 1.2537 0.6547 -2.5589 33 1 2.9319 0.9514 -2.0450 34 1 2.3859 -1.6818 -3.5005 35 1 4.6637 0.4737 -3.5205 36 1 4.7035 -1.1545 -4.3862 37 1 2.6525 -0.4926 -5.7251 38 1 2.6119 1.1354 -4.8595 39 1 1.6029 -1.7354 3.8470 40 1 3.2338 -1.0149 3.7742 41 1 0.7951 -0.0604 5.2601 42 1 2.5309 0.1867 5.6414 43 1 1.5573 1.8724 1.9733 44 1 0.1388 1.0764 2.7213 45 1 0.7142 3.4182 4.2163 46 1 -0.2050 2.0375 4.8606 47 1 0.5922 3.5098 6.6914 48 1 1.3488 1.9013 6.7893 49 1 2.5918 4.4248 5.5999 50 1 3.0675 3.6226 7.1172 51 1 6.8263 3.0652 8.1969 52 1 3.8369 1.3696 3.6591 53 1 3.1387 2.9780 3.3404 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 ZINC001699697982.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 20:33:08 Heat of formation + Delta-G solvation = -30.351957 kcal Electronic energy + Delta-G solvation = -30715.826783 eV Core-core repulsion = 26782.004416 eV Total energy + Delta-G solvation = -3933.822367 eV No. of doubly occupied orbitals = 65 Molecular weight (most abundant/longest-lived isotopes) = 336.220 amu Computer time = 1.03 seconds Orbital eigenvalues (eV) -40.55187 -39.15939 -38.13730 -36.70912 -35.94057 -33.21643 -32.18242 -31.00051 -30.72055 -29.34979 -27.37681 -26.15070 -25.40580 -24.49489 -22.68769 -22.26014 -22.07934 -21.36108 -21.05879 -19.38695 -18.29148 -17.46698 -16.75601 -16.70754 -16.18415 -15.90138 -15.66541 -15.37595 -14.89779 -14.39975 -14.20132 -13.97508 -13.92870 -13.80928 -13.33090 -13.28541 -13.09152 -12.84301 -12.55139 -12.50094 -12.32638 -12.23358 -12.04797 -11.87329 -11.76372 -11.53561 -11.41880 -11.26098 -11.03655 -10.77076 -10.74581 -10.63179 -10.54869 -10.34290 -10.09474 -10.01681 -9.87375 -9.68073 -9.51080 -9.42381 -8.65254 -8.51222 -6.97757 -5.98403 -3.36927 2.65223 2.65689 3.28808 3.38721 3.45607 3.48489 3.68974 4.33175 4.49770 4.50686 4.53251 4.57012 4.66300 4.73006 4.80714 4.90389 5.00985 5.01772 5.04622 5.12356 5.26802 5.30601 5.32477 5.34062 5.39418 5.43896 5.44474 5.49450 5.56990 5.59779 5.65718 5.72180 5.79569 5.84368 5.90209 5.97177 6.00535 6.05968 6.14406 6.23039 6.31943 6.35545 6.47952 6.54991 6.61305 6.67028 6.70138 6.88503 6.90846 7.56474 7.95209 8.23365 8.30777 8.91163 9.68584 10.07127 11.17514 Molecular weight = 336.22amu Principal moments of inertia in cm(-1) A = 0.014275 B = 0.002851 C = 0.002657 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 1961.017799 B = 9819.138483 C =10535.178345 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.170 4.170 2 C 0.076 3.924 3 H 0.084 0.916 4 O -0.354 6.354 5 C 0.090 3.910 6 C -0.152 4.152 7 C -0.176 4.176 8 C -0.175 4.175 9 C 0.529 3.471 10 O -0.522 6.522 11 N -0.612 5.612 12 C 0.112 3.888 13 C -0.114 4.114 14 C -0.085 4.085 15 C 0.106 3.894 16 C -0.093 4.093 17 C -0.134 4.134 18 C 0.125 3.875 19 N -0.601 5.601 20 C -0.260 4.260 21 H 0.084 0.916 22 C 0.027 3.973 23 N -0.906 5.906 24 Si 0.883 3.117 25 H -0.287 1.287 26 H -0.304 1.304 27 H -0.273 1.273 28 C 0.164 3.836 29 H 0.069 0.931 30 H 0.075 0.925 31 H 0.068 0.932 32 H 0.054 0.946 33 H 0.052 0.948 34 H 0.115 0.885 35 H 0.096 0.904 36 H 0.096 0.904 37 H 0.097 0.903 38 H 0.095 0.905 39 H 0.062 0.938 40 H 0.071 0.929 41 H 0.067 0.933 42 H 0.102 0.898 43 H 0.073 0.927 44 H 0.069 0.931 45 H 0.058 0.942 46 H 0.055 0.945 47 H 0.054 0.946 48 H 0.067 0.933 49 H 0.022 0.978 50 H 0.072 0.928 51 H 0.263 0.737 52 H 0.064 0.936 53 H 0.021 0.979 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -15.045 -1.115 -17.354 22.995 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 -0.227 4.227 2 C 0.015 3.985 3 H 0.102 0.898 4 O -0.272 6.272 5 C 0.014 3.986 6 C -0.170 4.170 7 C -0.213 4.213 8 C -0.212 4.212 9 C 0.316 3.684 10 O -0.397 6.397 11 N -0.348 5.348 12 C -0.010 4.010 13 C -0.152 4.152 14 C -0.087 4.087 15 C -0.017 4.017 16 C -0.131 4.131 17 C -0.173 4.173 18 C -0.001 4.001 19 N -0.325 5.325 20 C -0.389 4.389 21 H 0.101 0.899 22 C -0.172 4.172 23 N -0.549 5.549 24 Si 0.713 3.287 25 H -0.215 1.215 26 H -0.232 1.232 27 H -0.198 1.198 28 C 0.038 3.962 29 H 0.088 0.912 30 H 0.093 0.907 31 H 0.087 0.913 32 H 0.073 0.927 33 H 0.071 0.929 34 H 0.133 0.867 35 H 0.115 0.885 36 H 0.115 0.885 37 H 0.116 0.884 38 H 0.113 0.887 39 H 0.080 0.920 40 H 0.090 0.910 41 H 0.085 0.915 42 H 0.120 0.880 43 H 0.091 0.909 44 H 0.087 0.913 45 H 0.077 0.923 46 H 0.074 0.926 47 H 0.072 0.928 48 H 0.085 0.915 49 H 0.040 0.960 50 H 0.091 0.909 51 H 0.073 0.927 52 H 0.082 0.918 53 H 0.039 0.961 Dipole moment (debyes) X Y Z Total from point charges -14.494 -1.921 -17.383 22.714 hybrid contribution -0.178 1.458 0.119 1.473 sum -14.672 -0.463 -17.264 22.661 Atomic orbital electron populations 1.22234 0.93549 1.03782 1.03173 1.21816 0.95041 0.96200 0.85481 0.89801 1.88032 1.86503 1.33962 1.18720 1.22122 0.99219 0.92019 0.85269 1.22094 1.00622 1.01055 0.93223 1.23096 0.90832 1.03679 1.03704 1.22991 1.02703 1.01049 0.94428 1.19919 0.79759 0.85707 0.83036 1.90719 1.40382 1.22927 1.85682 1.48458 1.61761 1.19257 1.05285 1.22011 1.01247 0.96030 0.81750 1.22643 1.02564 0.92581 0.97389 1.21665 0.98657 0.95849 0.92567 1.22431 0.97400 0.83883 0.97967 1.21194 0.96794 0.98231 0.96843 1.22023 0.98108 1.01329 0.95880 1.21340 0.89645 0.92213 0.96862 1.44332 1.18716 1.56363 1.13050 1.18856 0.95829 1.00381 1.23786 0.89863 1.25345 0.96256 0.97709 0.97923 1.69832 1.27772 1.35078 1.22186 0.86947 0.75935 0.87737 0.78052 1.21475 1.23188 1.19783 1.20713 0.91476 0.96548 0.87456 0.91219 0.90652 0.91258 0.92741 0.92932 0.86726 0.88535 0.88508 0.88414 0.88681 0.91959 0.91041 0.91465 0.87986 0.90854 0.91256 0.92337 0.92639 0.92757 0.91466 0.96039 0.90942 0.92727 0.91780 0.96113 Number of geometries 1 Number of calculations of the screened coulomb radii 1 The total number of SCF iterations 15. 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 -0.17 -1.52 9.39 37.15 0.35 -1.17 16 2 C 0.08 0.90 2.52 -27.89 -0.07 0.83 16 3 H 0.08 0.84 7.10 -51.93 -0.37 0.47 16 4 O -0.35 -4.71 9.53 -55.04 -0.52 -5.24 16 5 C 0.09 0.88 6.03 37.15 0.22 1.11 16 6 C -0.15 -1.41 6.05 -90.62 -0.55 -1.95 16 7 C -0.18 -1.48 10.18 -26.69 -0.27 -1.76 16 8 C -0.17 -1.24 10.25 -26.69 -0.27 -1.51 16 9 C 0.53 8.15 7.19 -10.98 -0.08 8.07 16 10 O -0.52 -10.35 16.85 -14.25 -0.24 -10.59 16 11 N -0.61 -8.53 3.32 -170.76 -0.57 -9.10 16 12 C 0.11 1.65 6.44 -2.96 -0.02 1.63 16 13 C -0.11 -1.64 4.92 -25.13 -0.12 -1.76 16 14 C -0.09 -1.20 0.56 -153.97 -0.09 -1.28 16 15 C 0.11 1.23 4.57 -2.87 -0.01 1.21 16 16 C -0.09 -1.21 4.64 -27.11 -0.13 -1.33 16 17 C -0.13 -2.10 5.92 -26.54 -0.16 -2.26 16 18 C 0.12 2.53 4.20 -3.70 -0.02 2.51 16 19 N -0.60 -13.33 2.34 -172.75 -0.40 -13.74 16 20 C -0.26 -6.98 10.02 -15.06 -0.15 -7.13 16 21 H 0.08 2.42 8.06 -52.49 -0.42 2.00 16 22 C 0.03 0.76 5.22 -17.43 -0.09 0.67 16 23 N -0.91 -27.31 13.97 55.49 0.78 -26.53 16 24 Si 0.88 21.87 24.43 -169.99 -4.15 17.72 16 25 H -0.29 -6.81 6.54 56.52 0.37 -6.44 16 26 H -0.30 -7.73 7.11 56.52 0.40 -7.33 16 27 H -0.27 -6.66 6.93 56.52 0.39 -6.27 16 28 C 0.16 3.01 5.16 -4.11 -0.02 2.99 16 29 H 0.07 0.70 8.14 -51.93 -0.42 0.27 16 30 H 0.07 0.57 6.06 -51.92 -0.31 0.26 16 31 H 0.07 0.50 7.79 -51.93 -0.40 0.10 16 32 H 0.05 0.43 7.79 -51.93 -0.40 0.02 16 33 H 0.05 0.49 7.82 -51.92 -0.41 0.08 16 34 H 0.11 1.14 8.14 -51.93 -0.42 0.72 16 35 H 0.10 0.80 8.03 -51.93 -0.42 0.39 16 36 H 0.10 0.76 8.14 -51.93 -0.42 0.34 16 37 H 0.10 0.59 8.14 -51.93 -0.42 0.17 16 38 H 0.09 0.58 8.14 -51.93 -0.42 0.16 16 39 H 0.06 0.87 8.14 -51.93 -0.42 0.45 16 40 H 0.07 1.21 8.14 -51.93 -0.42 0.79 16 41 H 0.07 0.84 7.99 -51.93 -0.41 0.43 16 42 H 0.10 1.79 7.70 -51.93 -0.40 1.39 16 43 H 0.07 0.76 7.20 -51.93 -0.37 0.39 16 44 H 0.07 0.65 7.00 -51.93 -0.36 0.29 16 45 H 0.06 0.72 8.14 -51.93 -0.42 0.30 16 46 H 0.05 0.61 8.10 -51.93 -0.42 0.18 16 47 H 0.05 0.75 8.14 -51.93 -0.42 0.32 16 48 H 0.07 1.10 7.42 -51.93 -0.39 0.71 16 49 H 0.02 0.44 7.25 -51.93 -0.38 0.06 16 50 H 0.07 1.64 4.74 -51.93 -0.25 1.40 16 51 H 0.26 7.55 8.31 -40.82 -0.34 7.21 16 52 H 0.06 1.27 7.54 -51.93 -0.39 0.88 16 53 H 0.02 0.38 8.12 -51.93 -0.42 -0.05 16 LS Contribution 401.57 15.07 6.05 6.05 Total: -1.00 -32.83 401.57 -10.05 -42.88 By element: Atomic # 1 Polarization: 9.20 SS G_CDS: -9.51 Total: -0.32 kcal Atomic # 6 Polarization: 0.34 SS G_CDS: -1.47 Total: -1.14 kcal Atomic # 7 Polarization: -49.17 SS G_CDS: -0.20 Total: -49.37 kcal Atomic # 8 Polarization: -15.06 SS G_CDS: -0.76 Total: -15.83 kcal Atomic # 14 Polarization: 21.87 SS G_CDS: -4.15 Total: 17.72 kcal Total LS contribution 6.05 Total: 6.05 kcal Total: -32.83 -10.05 -42.88 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. ZINC001699697982.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 12.530 kcal (2) G-P(sol) polarization free energy of solvation -32.832 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -20.302 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -10.050 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -42.882 kcal (6) G-S(sol) free energy of system = (1) + (5) -30.352 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 1.03 seconds