Wall clock time and date at job start Sat Apr 11 2020 06:12:22 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 1.52998 * 109.47088 * 2 1 4 4 H 1.08992 * 109.47289 * 54.48591 * 3 2 1 5 5 O 1.42908 * 109.46558 * 294.48297 * 3 2 1 6 6 C 1.42901 * 113.99579 * 116.05895 * 5 3 2 7 7 C 1.50703 * 109.46981 * 174.48806 * 3 2 1 8 8 O 1.21285 * 119.99991 * 114.99639 * 7 3 2 9 9 N 1.34775 * 119.99949 * 294.99403 * 7 3 2 10 10 C 1.46929 * 120.58816 * 359.72114 * 9 7 3 11 11 C 1.53280 * 108.71861 * 234.46125 * 10 9 7 12 12 C 1.52426 * 109.42131 * 306.28072 * 11 10 9 13 13 C 1.53605 * 110.44230 * 297.00556 * 12 11 10 14 14 O 1.43887 * 107.11650 * 239.50722 * 13 12 11 15 15 C 1.44429 * 106.99934 * 26.36686 * 14 13 12 16 16 H 1.08992 * 110.61191 * 78.93118 * 15 14 13 17 17 C 1.52999 * 110.60448 * 201.74201 * 15 14 13 18 18 N 1.46503 * 109.47263 * 298.54495 * 17 15 14 19 19 C 1.36930 * 120.00276 * 180.02562 * 18 17 15 20 20 H 1.08001 * 119.99957 * 359.97438 * 19 18 17 21 21 C 1.38814 * 120.00429 * 179.97438 * 19 18 17 22 22 N 1.31607 * 120.00426 * 180.02562 * 21 19 18 23 23 Si 1.86800 * 119.99565 * 359.97438 * 21 19 18 24 24 H 1.48506 * 109.47158 * 90.00156 * 23 21 19 25 25 H 1.48498 * 109.47154 * 210.00072 * 23 21 19 26 26 H 1.48503 * 109.47193 * 330.00364 * 23 21 19 27 27 C 1.54323 * 110.03752 * 181.93041 * 12 11 10 28 28 C 1.52418 * 110.98423 * 59.86633 * 12 11 10 29 29 C 1.46927 * 120.59067 * 180.02562 * 9 7 3 30 30 H 1.09008 * 109.47013 * 173.71910 * 1 2 3 31 31 H 1.08994 * 109.47547 * 293.72171 * 1 2 3 32 32 H 1.08999 * 109.46960 * 53.72241 * 1 2 3 33 33 H 1.08998 * 109.47422 * 239.99558 * 2 1 3 34 34 H 1.09005 * 109.46887 * 119.99427 * 2 1 3 35 35 H 1.08995 * 109.46953 * 305.40271 * 6 5 3 36 36 H 1.08999 * 109.47543 * 65.40592 * 6 5 3 37 37 H 1.08999 * 109.46768 * 185.40415 * 6 5 3 38 38 H 1.09002 * 109.59595 * 354.23734 * 10 9 7 39 39 H 1.09000 * 109.59674 * 114.68690 * 10 9 7 40 40 H 1.09003 * 109.48107 * 186.29236 * 11 10 9 41 41 H 1.09006 * 109.47859 * 66.26847 * 11 10 9 42 42 H 1.08996 * 109.90327 * 358.87947 * 13 12 11 43 43 H 1.08998 * 109.90513 * 119.94844 * 13 12 11 44 44 H 1.09001 * 109.47551 * 58.54480 * 17 15 14 45 45 H 1.09004 * 109.47035 * 178.54269 * 17 15 14 46 46 H 0.97004 * 119.99816 * 359.97438 * 18 17 15 47 47 H 0.96997 * 120.00567 * 180.02562 * 22 21 19 48 48 H 1.08999 * 110.93053 * 216.20302 * 27 12 11 49 49 H 1.08996 * 110.93014 * 339.87377 * 27 12 11 50 50 H 1.08997 * 109.48005 * 180.16482 * 28 12 11 51 51 H 1.09002 * 109.48559 * 60.14130 * 28 12 11 52 52 H 1.08998 * 109.59487 * 245.32663 * 29 9 7 53 53 H 1.09000 * 109.59444 * 5.78262 * 29 9 7 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 1 1.5983 1.9840 0.8364 5 8 1.6723 2.0776 -1.2262 6 6 0.7713 3.1751 -1.0649 7 6 3.5408 1.4446 0.1365 8 8 4.2316 1.8586 -0.7704 9 7 4.1154 0.9866 1.2663 10 6 3.2907 0.4878 2.3753 11 6 3.6740 1.2442 3.6522 12 6 5.1787 1.1384 3.8716 13 6 5.5873 -0.3260 4.0907 14 8 6.2048 -0.4038 5.3880 15 6 5.6585 0.6726 6.1810 16 1 4.6683 0.4105 6.5533 17 6 6.5949 1.0155 7.3413 18 7 6.7392 -0.1525 8.2139 19 6 7.5348 -0.0820 9.3262 20 1 8.0562 0.8344 9.5600 21 6 7.6711 -1.1885 10.1533 22 7 8.4353 -1.1206 11.2226 23 14 6.7687 -2.7733 9.7493 24 1 7.6255 -3.6244 8.8850 25 1 6.4572 -3.4999 11.0064 26 1 5.5060 -2.4558 9.0352 27 6 5.5739 1.8547 5.1802 28 6 5.9449 1.7354 2.6970 29 6 5.5773 0.9832 1.4134 30 1 -0.3633 -1.0216 -0.1124 31 1 -0.3634 0.4134 0.9408 32 1 -0.3633 0.6081 -0.8285 33 1 1.8934 -0.5139 -0.8899 34 1 1.8933 -0.5138 0.8901 35 1 -0.1073 2.8453 -0.5106 36 1 1.2680 3.9753 -0.5163 37 1 0.4661 3.5416 -2.0450 38 1 2.2372 0.6570 2.1524 39 1 3.4706 -0.5783 2.5140 40 1 3.1510 0.8087 4.5036 41 1 3.3942 2.2929 3.5513 42 1 4.7054 -0.9658 4.0604 43 1 6.2949 -0.6330 3.3206 44 1 7.5716 1.2985 6.9487 45 1 6.1780 1.8457 7.9115 46 1 6.2706 -0.9755 8.0041 47 1 8.5309 -1.8939 11.8004 48 1 6.5406 2.3478 5.0775 49 1 4.8054 2.5662 5.4821 50 1 7.0159 1.6444 2.8777 51 1 5.6827 2.7879 2.5891 52 1 5.9360 -0.0441 1.4766 53 1 6.0321 1.4795 0.5562 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 ZINC001276912934.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 06:12:22 Heat of formation + Delta-G solvation = -109.193305 kcal Electronic energy + Delta-G solvation = -31276.026414 eV Core-core repulsion = 27148.329178 eV Total energy + Delta-G solvation = -4127.697236 eV No. of doubly occupied orbitals = 66 Molecular weight (most abundant/longest-lived isotopes) = 340.220 amu Computer time = 1.09 seconds Orbital eigenvalues (eV) -41.28284 -39.96786 -38.16244 -36.96004 -34.78755 -34.30120 -33.24528 -31.77040 -31.62853 -30.03267 -28.77281 -27.37546 -26.24476 -25.54539 -24.03654 -23.75928 -22.45931 -21.82513 -20.91483 -20.49062 -18.78366 -17.93715 -17.56541 -17.21652 -16.37633 -16.27056 -15.91965 -15.57141 -15.29249 -15.15443 -14.93091 -14.66140 -14.36806 -14.06954 -14.01322 -13.93150 -13.53080 -13.38517 -13.08107 -12.96046 -12.85325 -12.62724 -12.47676 -12.23030 -12.02649 -11.97368 -11.88020 -11.76839 -11.61816 -11.47685 -11.36261 -11.19663 -10.84469 -10.73650 -10.57097 -10.53058 -10.32297 -10.11516 -9.66985 -9.55446 -9.45279 -8.99558 -8.87232 -7.18893 -5.73329 -3.08051 2.21945 2.38922 3.34166 3.41908 3.47119 3.49035 3.92016 3.95503 4.19441 4.22228 4.29617 4.32255 4.48337 4.60874 4.64011 4.69243 4.77153 4.79328 4.83728 4.87227 4.91522 4.97565 5.05297 5.12715 5.15711 5.19754 5.22549 5.26740 5.33200 5.40586 5.43477 5.53815 5.55268 5.55979 5.64235 5.65522 5.71613 5.73145 5.77849 5.85267 5.94534 5.96564 6.06424 6.15127 6.46809 6.54529 6.65167 6.98382 7.14680 7.81428 8.02475 8.45622 9.25656 9.98158 10.18802 11.45052 Molecular weight = 340.22amu Principal moments of inertia in cm(-1) A = 0.023082 B = 0.002237 C = 0.002155 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 1212.775459 B =12515.289372 C =12991.727067 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 -0.139 4.139 3 C 0.074 3.926 4 H 0.089 0.911 5 O -0.356 6.356 6 C 0.027 3.973 7 C 0.505 3.495 8 O -0.522 6.522 9 N -0.608 5.608 10 C 0.097 3.903 11 C -0.122 4.122 12 C -0.092 4.092 13 C 0.052 3.948 14 O -0.359 6.359 15 C 0.069 3.931 16 H 0.067 0.933 17 C 0.165 3.835 18 N -0.752 5.752 19 C -0.243 4.243 20 H 0.089 0.911 21 C 0.003 3.997 22 N -0.935 5.935 23 Si 0.887 3.113 24 H -0.284 1.284 25 H -0.292 1.292 26 H -0.277 1.277 27 C -0.136 4.136 28 C -0.118 4.118 29 C 0.108 3.892 30 H 0.062 0.938 31 H 0.055 0.945 32 H 0.061 0.939 33 H 0.079 0.921 34 H 0.085 0.915 35 H 0.045 0.955 36 H 0.043 0.957 37 H 0.091 0.909 38 H 0.089 0.911 39 H 0.077 0.923 40 H 0.082 0.918 41 H 0.072 0.928 42 H 0.055 0.945 43 H 0.081 0.919 44 H 0.033 0.967 45 H 0.038 0.962 46 H 0.365 0.635 47 H 0.259 0.741 48 H 0.083 0.917 49 H 0.080 0.920 50 H 0.084 0.916 51 H 0.070 0.930 52 H 0.072 0.928 53 H 0.095 0.905 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -18.732 6.632 -25.054 31.978 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 -0.210 4.210 2 C -0.177 4.177 3 C 0.012 3.988 4 H 0.106 0.894 5 O -0.273 6.273 6 C -0.070 4.070 7 C 0.292 3.708 8 O -0.397 6.397 9 N -0.344 5.344 10 C -0.026 4.026 11 C -0.160 4.160 12 C -0.093 4.093 13 C -0.025 4.025 14 O -0.278 6.278 15 C 0.011 3.989 16 H 0.085 0.915 17 C 0.037 3.963 18 N -0.397 5.397 19 C -0.373 4.373 20 H 0.107 0.893 21 C -0.192 4.192 22 N -0.583 5.583 23 Si 0.718 3.282 24 H -0.210 1.210 25 H -0.219 1.219 26 H -0.204 1.204 27 C -0.175 4.175 28 C -0.156 4.156 29 C -0.013 4.013 30 H 0.081 0.919 31 H 0.074 0.926 32 H 0.080 0.920 33 H 0.097 0.903 34 H 0.103 0.897 35 H 0.064 0.936 36 H 0.061 0.939 37 H 0.109 0.891 38 H 0.107 0.893 39 H 0.096 0.904 40 H 0.101 0.899 41 H 0.091 0.909 42 H 0.073 0.927 43 H 0.100 0.900 44 H 0.051 0.949 45 H 0.056 0.944 46 H 0.198 0.802 47 H 0.069 0.931 48 H 0.101 0.899 49 H 0.098 0.902 50 H 0.102 0.898 51 H 0.089 0.911 52 H 0.090 0.910 53 H 0.113 0.887 Dipole moment (debyes) X Y Z Total from point charges -17.983 6.742 -25.507 31.929 hybrid contribution -0.877 -0.911 0.121 1.271 sum -18.860 5.831 -25.386 32.159 Atomic orbital electron populations 1.21767 0.94450 1.02659 1.02075 1.22027 0.97393 0.94160 1.04133 1.22038 0.91703 0.95938 0.89080 0.89373 1.88029 1.64892 1.46972 1.27437 1.22962 0.92193 0.88735 1.03087 1.20869 0.90575 0.77400 0.81930 1.90711 1.64374 1.45626 1.39017 1.48094 1.07319 1.63371 1.15597 1.22060 0.95253 0.98962 0.86287 1.21940 0.95278 1.01444 0.97367 1.21502 0.95268 0.96442 0.96046 1.23264 0.97731 0.94290 0.87187 1.89073 1.64983 1.51442 1.22319 1.23498 0.97621 0.85524 0.92262 0.91482 1.20694 0.96155 0.91023 0.88403 1.42595 1.57915 1.10927 1.28294 1.19057 1.20029 0.99450 0.98765 0.89280 1.24663 0.99716 0.97751 0.97116 1.69700 1.42450 1.30280 1.15906 0.86495 0.79918 0.84779 0.77034 1.21016 1.21871 1.20372 1.23188 1.02899 0.98193 0.93182 1.21869 1.00759 0.99968 0.92971 1.21716 0.79403 1.01205 0.99015 0.91858 0.92611 0.91979 0.90253 0.89676 0.93618 0.93873 0.89086 0.89252 0.90443 0.89931 0.90945 0.92695 0.90037 0.94870 0.94386 0.80223 0.93108 0.89851 0.90157 0.89782 0.91141 0.90995 0.88702 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 -0.71 9.86 37.16 0.37 -0.34 16 2 C -0.14 -0.85 5.17 -26.73 -0.14 -0.99 16 3 C 0.07 0.58 1.81 -27.88 -0.05 0.53 16 4 H 0.09 0.49 6.90 -51.93 -0.36 0.14 16 5 O -0.36 -3.43 9.37 -55.09 -0.52 -3.94 16 6 C 0.03 0.16 10.47 101.05 1.06 1.22 16 7 C 0.51 5.34 7.12 -10.98 -0.08 5.26 16 8 O -0.52 -7.78 15.91 -14.31 -0.23 -8.01 16 9 N -0.61 -5.16 2.96 -172.68 -0.51 -5.67 16 10 C 0.10 0.59 4.60 -3.66 -0.02 0.58 16 11 C -0.12 -0.85 4.59 -26.88 -0.12 -0.97 16 12 C -0.09 -0.84 0.61 -154.09 -0.09 -0.93 16 13 C 0.05 0.59 6.16 37.47 0.23 0.82 16 14 O -0.36 -5.89 11.10 -35.23 -0.39 -6.28 16 15 C 0.07 1.03 3.42 -25.61 -0.09 0.95 16 16 H 0.07 0.98 8.14 -51.93 -0.42 0.56 16 17 C 0.16 3.19 6.02 -4.04 -0.02 3.17 16 18 N -0.75 -18.51 5.34 -59.91 -0.32 -18.83 16 19 C -0.24 -7.06 10.47 -15.06 -0.16 -7.22 16 20 H 0.09 2.74 8.06 -52.49 -0.42 2.31 16 21 C 0.00 0.09 5.50 -17.43 -0.10 0.00 16 22 N -0.94 -29.83 13.97 55.49 0.78 -29.05 16 23 Si 0.89 22.78 27.73 -169.99 -4.71 18.06 16 24 H -0.28 -7.29 7.11 56.52 0.40 -6.89 16 25 H -0.29 -7.51 7.11 56.52 0.40 -7.10 16 26 H -0.28 -6.72 6.52 56.52 0.37 -6.35 16 27 C -0.14 -1.49 5.67 -24.92 -0.14 -1.63 16 28 C -0.12 -1.01 4.62 -26.90 -0.12 -1.14 16 29 C 0.11 0.96 6.13 -3.68 -0.02 0.94 16 30 H 0.06 0.27 8.14 -51.92 -0.42 -0.16 16 31 H 0.05 0.20 8.14 -51.93 -0.42 -0.22 16 32 H 0.06 0.32 7.03 -51.93 -0.36 -0.04 16 33 H 0.08 0.59 8.14 -51.93 -0.42 0.17 16 34 H 0.08 0.41 5.45 -51.93 -0.28 0.13 16 35 H 0.05 0.19 7.69 -51.93 -0.40 -0.21 16 36 H 0.04 0.25 8.14 -51.93 -0.42 -0.17 16 37 H 0.09 0.45 8.14 -51.93 -0.42 0.03 16 38 H 0.09 0.38 4.72 -51.93 -0.24 0.14 16 39 H 0.08 0.44 6.90 -51.93 -0.36 0.09 16 40 H 0.08 0.55 8.14 -51.93 -0.42 0.13 16 41 H 0.07 0.48 8.14 -51.93 -0.42 0.06 16 42 H 0.05 0.55 6.61 -51.93 -0.34 0.21 16 43 H 0.08 0.86 6.44 -51.93 -0.33 0.52 16 44 H 0.03 0.67 8.14 -51.93 -0.42 0.25 16 45 H 0.04 0.72 8.14 -51.93 -0.42 0.29 16 46 H 0.36 8.94 5.48 -40.82 -0.22 8.72 16 47 H 0.26 7.85 8.31 -40.82 -0.34 7.51 16 48 H 0.08 0.94 7.75 -51.93 -0.40 0.54 16 49 H 0.08 0.75 7.83 -51.93 -0.41 0.34 16 50 H 0.08 0.75 8.14 -51.93 -0.42 0.32 16 51 H 0.07 0.62 8.14 -51.93 -0.42 0.19 16 52 H 0.07 0.59 6.80 -51.93 -0.35 0.24 16 53 H 0.09 0.97 7.00 -51.93 -0.36 0.61 16 LS Contribution 399.98 15.07 6.03 6.03 Total: -1.00 -36.65 399.98 -8.48 -45.13 By element: Atomic # 1 Polarization: 11.44 SS G_CDS: -9.10 Total: 2.34 kcal Atomic # 6 Polarization: -0.26 SS G_CDS: 0.50 Total: 0.24 kcal Atomic # 7 Polarization: -53.50 SS G_CDS: -0.06 Total: -53.55 kcal Atomic # 8 Polarization: -17.10 SS G_CDS: -1.13 Total: -18.24 kcal Atomic # 14 Polarization: 22.78 SS G_CDS: -4.71 Total: 18.06 kcal Total LS contribution 6.03 Total: 6.03 kcal Total: -36.65 -8.48 -45.13 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. ZINC001276912934.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 -64.066 kcal (2) G-P(sol) polarization free energy of solvation -36.651 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -100.716 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -8.477 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -45.128 kcal (6) G-S(sol) free energy of system = (1) + (5) -109.193 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 1.09 seconds