Wall clock time and date at job start Sat Apr 11 2020 06:11:16 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 1.53005 * 1 3 3 O 1.42900 * 109.47144 * 2 1 4 4 C 1.42904 * 113.99874 * 179.97438 * 3 2 1 5 5 C 1.53773 * 113.61399 * 209.99901 * 4 3 2 6 6 C 1.53788 * 87.08104 * 220.02059 * 5 4 3 7 7 C 1.52996 * 113.61121 * 270.80098 * 6 5 4 8 8 N 1.46504 * 109.46839 * 180.34232 * 7 6 5 9 9 C 1.34774 * 119.99729 * 174.87747 * 8 7 6 10 10 O 1.21280 * 120.00242 * 0.02562 * 9 8 7 11 11 C 1.50698 * 119.99956 * 179.97438 * 9 8 7 12 12 C 1.53005 * 109.47316 * 180.02562 * 11 9 8 13 13 C 1.50703 * 109.47058 * 180.02562 * 12 11 9 14 14 H 1.08004 * 120.00062 * 0.02562 * 13 12 11 15 15 C 1.37874 * 119.99926 * 179.97438 * 13 12 11 16 16 N 1.31511 * 119.99958 * 0.02562 * 15 13 12 17 17 Si 1.86802 * 120.00172 * 180.02562 * 15 13 12 18 18 H 1.48493 * 109.47309 * 89.99963 * 17 15 13 19 19 H 1.48495 * 109.47185 * 210.00299 * 17 15 13 20 20 H 1.48510 * 109.46930 * 330.00043 * 17 15 13 21 21 N 1.46895 * 113.61216 * 139.98316 * 6 5 4 22 22 C 1.47015 * 111.00422 * 74.02811 * 21 6 5 23 23 C 1.53094 * 109.25919 * 177.60530 * 22 21 6 24 24 O 1.43020 * 109.26172 * 56.84573 * 23 22 21 25 25 C 1.43020 * 113.73554 * 301.33244 * 24 23 22 26 26 C 1.47013 * 111.00338 * 310.38452 * 21 6 5 27 27 C 1.53778 * 87.17172 * 25.39007 * 6 5 4 28 28 H 1.08990 * 109.47553 * 180.02562 * 1 2 3 29 29 H 1.08997 * 109.47014 * 300.00690 * 1 2 3 30 30 H 1.09004 * 109.46431 * 60.00304 * 1 2 3 31 31 H 1.08997 * 109.47014 * 239.99310 * 2 1 3 32 32 H 1.09004 * 109.46431 * 119.99696 * 2 1 3 33 33 H 1.08998 * 112.90895 * 341.25316 * 4 3 2 34 34 H 1.08998 * 113.61799 * 105.47478 * 5 4 3 35 35 H 1.09003 * 113.61568 * 334.56887 * 5 4 3 36 36 H 1.09007 * 109.47402 * 300.34108 * 7 6 5 37 37 H 1.09000 * 109.47423 * 60.34057 * 7 6 5 38 38 H 0.96999 * 120.00075 * 354.88133 * 8 7 6 39 39 H 1.09003 * 109.47474 * 300.00912 * 11 9 8 40 40 H 1.09005 * 109.46946 * 60.00613 * 11 9 8 41 41 H 1.08993 * 109.47184 * 300.00143 * 12 11 9 42 42 H 1.08995 * 109.46798 * 60.00430 * 12 11 9 43 43 H 0.96999 * 120.00007 * 179.97438 * 16 15 13 44 44 H 1.08995 * 109.50428 * 57.66637 * 22 21 6 45 45 H 1.09002 * 109.53651 * 297.55730 * 22 21 6 46 46 H 1.09000 * 109.50715 * 176.78423 * 23 22 21 47 47 H 1.09003 * 109.50640 * 296.91324 * 23 22 21 48 48 H 1.09009 * 109.50423 * 298.73248 * 25 24 23 49 49 H 1.09001 * 109.50489 * 178.60790 * 25 24 23 50 50 H 1.09004 * 109.50571 * 302.33591 * 26 21 6 51 51 H 1.09004 * 109.50274 * 62.46049 * 26 21 6 52 52 H 1.08999 * 113.61274 * 89.15881 * 27 6 5 53 53 H 1.08994 * 113.61344 * 220.05991 * 27 6 5 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 1.5301 0.0000 0.0000 3 8 2.0064 1.3473 0.0000 4 6 3.4310 1.4601 0.0006 5 6 3.9484 2.7252 0.7051 6 6 4.9901 2.8312 -0.4213 7 6 6.2880 2.0757 -0.1288 8 7 7.2142 2.2434 -1.2514 9 6 8.4658 1.7499 -1.1718 10 8 8.8252 1.1666 -0.1711 11 6 9.4184 1.9218 -2.3268 12 6 10.7610 1.2745 -1.9813 13 6 11.7138 1.4470 -3.1361 14 1 11.3939 1.9668 -4.0272 15 6 12.9943 0.9423 -3.0547 16 7 13.3840 0.3098 -1.9695 17 14 14.1756 1.1567 -4.4858 18 1 14.9311 2.4241 -4.3184 19 1 15.1248 0.0153 -4.5194 20 1 13.4097 1.2012 -5.7574 21 7 5.2220 4.2071 -0.8807 22 6 6.0089 4.9654 0.1027 23 6 6.2776 6.3710 -0.4413 24 8 5.0322 7.0058 -0.7438 25 6 4.2404 6.2944 -1.6989 26 6 3.9511 4.8880 -1.1677 27 6 4.0051 2.0452 -1.3026 28 1 -0.3634 -1.0275 0.0005 29 1 -0.3633 0.5139 0.8899 30 1 -0.3632 0.5138 -0.8901 31 1 1.8934 -0.5139 -0.8899 32 1 1.8933 -0.5138 0.8901 33 1 3.9289 0.5458 0.3236 34 1 4.3837 2.5320 1.6855 35 1 3.2299 3.5449 0.7139 36 1 6.7423 2.4720 0.7794 37 1 6.0693 1.0166 0.0068 38 1 6.9267 2.7097 -2.0519 39 1 9.0031 1.4448 -3.2145 40 1 9.5662 2.9843 -2.5208 41 1 11.1765 1.7512 -1.0936 42 1 10.6129 0.2122 -1.7876 43 1 14.2847 -0.0457 -1.9124 44 1 6.9563 4.4568 0.2808 45 1 5.4528 5.0370 1.0374 46 1 6.8115 6.9554 0.3080 47 1 6.8802 6.3017 -1.3470 48 1 4.7838 6.2229 -2.6412 49 1 3.3009 6.8234 -1.8591 50 1 3.3964 4.3229 -1.9168 51 1 3.3614 4.9584 -0.2536 52 1 3.3021 2.6786 -1.8437 53 1 4.4859 1.3037 -1.9406 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 ZINC000360474686.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 06:11:16 Heat of formation + Delta-G solvation = -103.133337 kcal Electronic energy + Delta-G solvation = -30997.765615 eV Core-core repulsion = 26870.331159 eV Total energy + Delta-G solvation = -4127.434456 eV No. of doubly occupied orbitals = 66 Molecular weight (most abundant/longest-lived isotopes) = 340.220 amu Computer time = 0.70 seconds Orbital eigenvalues (eV) -41.30046 -39.03498 -38.84847 -37.29883 -34.18145 -34.01031 -33.41318 -31.48945 -31.30871 -30.90005 -28.08258 -26.83332 -26.33585 -25.17363 -24.10076 -23.20571 -22.61552 -21.43584 -21.11809 -19.60610 -18.59490 -17.92004 -16.84791 -16.52602 -16.36334 -15.99732 -15.84834 -15.54975 -15.43512 -15.29973 -15.15044 -14.90204 -14.67521 -14.40755 -14.09430 -13.73260 -13.59028 -13.06211 -12.98020 -12.91296 -12.74437 -12.47223 -12.18030 -12.02610 -11.97154 -11.81217 -11.67320 -11.50759 -11.36397 -11.13207 -11.00281 -10.91786 -10.77272 -10.66369 -10.57991 -9.92950 -9.90931 -9.76646 -9.63994 -9.15894 -8.99648 -8.72160 -8.61682 -8.30328 -5.94635 -3.98755 3.12949 3.29976 3.34292 3.39258 3.40941 3.43326 3.61036 3.70343 4.07479 4.25284 4.31156 4.38999 4.49419 4.63108 4.69911 4.71355 4.74123 4.83241 4.90861 4.98509 5.01433 5.05582 5.20968 5.22857 5.37054 5.40191 5.40328 5.42850 5.44582 5.47523 5.52586 5.53018 5.59494 5.65322 5.69263 5.73558 5.76848 5.83658 5.86585 6.27145 6.29613 6.59018 6.66121 6.81766 6.89623 6.91913 6.93962 7.76409 7.88786 7.99688 8.09257 8.41050 8.83580 9.10162 9.64672 11.16323 Molecular weight = 340.22amu Principal moments of inertia in cm(-1) A = 0.010924 B = 0.002571 C = 0.002208 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 2562.498423 B =10887.935450 C =12677.029938 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.151 4.151 2 C 0.055 3.945 3 O -0.374 6.374 4 C 0.067 3.933 5 C -0.164 4.164 6 C 0.083 3.917 7 C 0.149 3.851 8 N -0.732 5.732 9 C 0.509 3.491 10 O -0.540 6.540 11 C -0.128 4.128 12 C 0.038 3.962 13 C -0.526 4.526 14 H 0.056 0.944 15 C 0.057 3.943 16 N -0.890 5.890 17 Si 0.892 3.108 18 H -0.281 1.281 19 H -0.287 1.287 20 H -0.274 1.274 21 N -0.513 5.513 22 C 0.017 3.983 23 C 0.064 3.936 24 O -0.387 6.387 25 C 0.064 3.936 26 C 0.011 3.989 27 C -0.146 4.146 28 H 0.070 0.930 29 H 0.061 0.939 30 H 0.062 0.938 31 H 0.050 0.950 32 H 0.049 0.951 33 H 0.091 0.909 34 H 0.076 0.924 35 H 0.098 0.902 36 H 0.068 0.932 37 H 0.068 0.932 38 H 0.405 0.595 39 H 0.078 0.922 40 H 0.079 0.921 41 H 0.023 0.977 42 H 0.022 0.978 43 H 0.260 0.740 44 H 0.093 0.907 45 H 0.044 0.956 46 H 0.098 0.902 47 H 0.063 0.937 48 H 0.060 0.940 49 H 0.096 0.904 50 H 0.091 0.909 51 H 0.049 0.951 52 H 0.098 0.902 53 H 0.079 0.921 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -27.395 7.251 3.218 28.520 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 -0.022 4.022 3 O -0.293 6.293 4 C 0.009 3.991 5 C -0.203 4.203 6 C -0.008 4.008 7 C 0.024 3.976 8 N -0.387 5.387 9 C 0.297 3.703 10 O -0.416 6.416 11 C -0.168 4.168 12 C 0.000 4.000 13 C -0.564 4.564 14 H 0.074 0.926 15 C -0.144 4.144 16 N -0.529 5.529 17 Si 0.720 3.280 18 H -0.207 1.207 19 H -0.213 1.213 20 H -0.199 1.199 21 N -0.237 5.237 22 C -0.111 4.111 23 C -0.013 4.013 24 O -0.306 6.306 25 C -0.013 4.013 26 C -0.116 4.116 27 C -0.184 4.184 28 H 0.089 0.911 29 H 0.081 0.919 30 H 0.081 0.919 31 H 0.068 0.932 32 H 0.067 0.933 33 H 0.109 0.891 34 H 0.095 0.905 35 H 0.117 0.883 36 H 0.086 0.914 37 H 0.086 0.914 38 H 0.240 0.760 39 H 0.096 0.904 40 H 0.097 0.903 41 H 0.041 0.959 42 H 0.041 0.959 43 H 0.070 0.930 44 H 0.111 0.889 45 H 0.062 0.938 46 H 0.116 0.884 47 H 0.081 0.919 48 H 0.079 0.921 49 H 0.114 0.886 50 H 0.109 0.891 51 H 0.067 0.933 52 H 0.117 0.883 53 H 0.098 0.902 Dipole moment (debyes) X Y Z Total from point charges -26.866 7.044 3.672 28.016 hybrid contribution 0.294 -0.232 -0.420 0.563 sum -26.571 6.812 3.252 27.623 Atomic orbital electron populations 1.21746 0.93799 1.02279 1.03026 1.22528 0.95551 0.83900 1.00226 1.87929 1.20418 1.26410 1.94588 1.23550 0.81194 0.97786 0.96583 1.23913 0.98561 0.98735 0.99132 1.22407 0.93537 0.89306 0.95532 1.20948 0.86915 0.98723 0.91012 1.46020 1.12797 1.60473 1.19371 1.21562 0.81592 0.77119 0.90007 1.90666 1.76577 1.41351 1.32978 1.21838 0.97418 1.02780 0.94802 1.18887 0.87888 0.96366 0.96845 1.21233 0.97141 1.36432 1.01610 0.92619 1.25026 0.98293 0.95270 0.95838 1.69997 1.18506 1.37319 1.27073 0.86597 0.80960 0.77647 0.82777 1.20684 1.21255 1.19896 1.62084 1.17671 1.00735 1.43182 1.22798 0.99465 0.95159 0.93684 1.22688 0.85893 0.91916 1.00816 1.87985 1.31539 1.48806 1.62233 1.22660 0.95809 0.90852 0.91967 1.22954 0.91558 0.95798 1.01311 1.23799 0.97572 0.99656 0.97331 0.91109 0.91946 0.91879 0.93212 0.93314 0.89122 0.90501 0.88332 0.91355 0.91399 0.75996 0.90367 0.90298 0.95905 0.95910 0.92987 0.88907 0.93811 0.88393 0.91876 0.92131 0.88623 0.89095 0.93333 0.88338 0.90197 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 -0.15 -0.92 10.28 37.16 0.38 -0.54 16 2 C 0.05 0.40 6.50 37.16 0.24 0.65 16 3 O -0.37 -3.51 10.36 -35.23 -0.36 -3.88 16 4 C 0.07 0.58 3.96 -25.83 -0.10 0.48 16 5 C -0.16 -1.42 6.47 -25.92 -0.17 -1.58 16 6 C 0.08 0.76 0.70 -130.79 -0.09 0.66 16 7 C 0.15 1.77 4.21 -4.04 -0.02 1.75 16 8 N -0.73 -10.01 5.31 -60.29 -0.32 -10.33 16 9 C 0.51 9.60 7.83 -10.99 -0.09 9.52 16 10 O -0.54 -12.54 15.98 5.56 0.09 -12.45 16 11 C -0.13 -2.60 5.64 -27.88 -0.16 -2.76 16 12 C 0.04 1.02 4.26 -27.88 -0.12 0.90 16 13 C -0.53 -14.95 9.11 -34.44 -0.31 -15.27 16 14 H 0.06 1.50 7.74 -52.48 -0.41 1.09 16 15 C 0.06 1.67 5.46 -17.82 -0.10 1.57 16 16 N -0.89 -27.52 13.29 55.43 0.74 -26.78 16 17 Si 0.89 21.73 29.54 -169.99 -5.02 16.71 16 18 H -0.28 -6.73 7.11 56.52 0.40 -6.32 16 19 H -0.29 -6.94 7.11 56.52 0.40 -6.54 16 20 H -0.27 -6.47 7.11 56.52 0.40 -6.07 16 21 N -0.51 -4.67 4.16 -217.73 -0.91 -5.57 16 22 C 0.02 0.16 5.23 -3.71 -0.02 0.14 16 23 C 0.06 0.61 7.01 37.21 0.26 0.87 16 24 O -0.39 -4.05 10.83 -35.23 -0.38 -4.43 16 25 C 0.06 0.52 7.01 37.21 0.26 0.78 16 26 C 0.01 0.09 4.85 -3.71 -0.02 0.07 16 27 C -0.15 -1.24 6.91 -25.83 -0.18 -1.42 16 28 H 0.07 0.33 8.14 -51.93 -0.42 -0.10 16 29 H 0.06 0.39 8.14 -51.93 -0.42 -0.03 16 30 H 0.06 0.39 8.14 -51.93 -0.42 -0.03 16 31 H 0.05 0.35 8.14 -51.93 -0.42 -0.08 16 32 H 0.05 0.33 8.14 -51.93 -0.42 -0.09 16 33 H 0.09 0.76 7.39 -51.93 -0.38 0.37 16 34 H 0.08 0.66 8.10 -51.93 -0.42 0.24 16 35 H 0.10 0.88 5.86 -51.93 -0.30 0.58 16 36 H 0.07 0.89 7.28 -51.92 -0.38 0.51 16 37 H 0.07 0.83 7.35 -51.93 -0.38 0.45 16 38 H 0.41 4.84 8.11 -40.82 -0.33 4.51 16 39 H 0.08 1.46 8.14 -51.93 -0.42 1.03 16 40 H 0.08 1.47 8.14 -51.93 -0.42 1.04 16 41 H 0.02 0.67 8.10 -51.93 -0.42 0.25 16 42 H 0.02 0.67 8.10 -51.93 -0.42 0.25 16 43 H 0.26 7.56 8.31 -40.82 -0.34 7.22 16 44 H 0.09 1.02 6.63 -51.93 -0.34 0.68 16 45 H 0.04 0.43 7.85 -51.93 -0.41 0.02 16 46 H 0.10 0.83 8.14 -51.93 -0.42 0.40 16 47 H 0.06 0.62 8.14 -51.93 -0.42 0.19 16 48 H 0.06 0.49 8.14 -51.92 -0.42 0.07 16 49 H 0.10 0.62 8.14 -51.93 -0.42 0.20 16 50 H 0.09 0.66 5.84 -51.93 -0.30 0.35 16 51 H 0.05 0.42 6.12 -51.93 -0.32 0.10 16 52 H 0.10 0.81 5.71 -51.93 -0.30 0.51 16 53 H 0.08 0.71 8.10 -51.93 -0.42 0.29 16 LS Contribution 412.35 15.07 6.21 6.21 Total: -1.00 -34.08 412.35 -9.50 -43.58 By element: Atomic # 1 Polarization: 10.43 SS G_CDS: -9.32 Total: 1.11 kcal Atomic # 6 Polarization: -3.94 SS G_CDS: -0.22 Total: -4.17 kcal Atomic # 7 Polarization: -42.20 SS G_CDS: -0.49 Total: -42.69 kcal Atomic # 8 Polarization: -20.10 SS G_CDS: -0.66 Total: -20.76 kcal Atomic # 14 Polarization: 21.73 SS G_CDS: -5.02 Total: 16.71 kcal Total LS contribution 6.21 Total: 6.21 kcal Total: -34.08 -9.50 -43.58 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. ZINC000360474686.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 -59.555 kcal (2) G-P(sol) polarization free energy of solvation -34.080 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -93.635 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -9.498 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -43.578 kcal (6) G-S(sol) free energy of system = (1) + (5) -103.133 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.70 seconds