Wall clock time and date at job start Tue Mar 31 2020 12:31:16 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 1.52997 * 1 3 3 C 1.52992 * 109.47482 * 2 1 4 4 H 1.09001 * 109.47563 * 305.00337 * 3 2 1 5 5 C 1.53001 * 109.47279 * 65.00040 * 3 2 1 6 6 C 1.52997 * 109.47448 * 184.99813 * 3 2 1 7 7 C 1.53009 * 109.47333 * 175.00082 * 6 3 2 8 8 H 1.08998 * 109.46964 * 54.99956 * 7 6 3 9 9 C 1.53000 * 109.47253 * 175.00450 * 7 6 3 10 10 N 1.46901 * 109.46999 * 295.00234 * 7 6 3 11 11 C 1.46895 * 110.99876 * 154.99752 * 10 7 6 12 12 C 1.50702 * 109.46997 * 179.97438 * 11 10 7 13 13 C 1.38292 * 119.97427 * 269.72824 * 12 11 10 14 14 C 1.38243 * 120.11282 * 179.72834 * 13 12 11 15 15 C 1.38174 * 120.05482 * 0.54343 * 14 13 12 16 16 C 1.38707 * 119.94141 * 359.73189 * 15 14 13 17 17 O 1.35904 * 120.05569 * 179.97438 * 16 15 14 18 18 C 1.42898 * 116.99621 * 0.02562 * 17 16 15 19 19 C 1.53000 * 109.47044 * 179.97438 * 18 17 16 20 20 C 1.50697 * 109.47213 * 180.02562 * 19 18 17 21 21 H 1.07999 * 120.00198 * 359.97438 * 20 19 18 22 22 C 1.37882 * 120.00358 * 180.02562 * 20 19 18 23 23 N 1.31518 * 119.99344 * 0.02562 * 22 20 19 24 24 Si 1.86796 * 120.00140 * 179.97438 * 22 20 19 25 25 H 1.48500 * 109.46778 * 90.00633 * 24 22 20 26 26 H 1.48498 * 109.47033 * 209.99944 * 24 22 20 27 27 H 1.48491 * 109.47465 * 330.00419 * 24 22 20 28 28 C 1.38127 * 119.97065 * 90.00357 * 12 11 10 29 29 H 1.09002 * 109.47153 * 59.99783 * 1 2 3 30 30 H 1.09001 * 109.46832 * 299.99974 * 1 2 3 31 31 H 1.09004 * 109.47261 * 179.97438 * 1 2 3 32 32 H 1.09002 * 109.47153 * 120.00216 * 2 1 3 33 33 H 1.08998 * 109.47533 * 239.99846 * 2 1 3 34 34 H 1.09001 * 109.46924 * 300.00271 * 5 3 2 35 35 H 1.09000 * 109.47104 * 59.99686 * 5 3 2 36 36 H 1.08993 * 109.47832 * 180.02562 * 5 3 2 37 37 H 1.09001 * 109.47310 * 295.00266 * 6 3 2 38 38 H 1.09002 * 109.47223 * 55.00225 * 6 3 2 39 39 H 1.08999 * 109.47073 * 59.99600 * 9 7 6 40 40 H 1.08998 * 109.46792 * 180.02562 * 9 7 6 41 41 H 1.09000 * 109.46788 * 299.99594 * 9 7 6 42 42 H 1.00905 * 111.00251 * 31.04549 * 10 7 6 43 43 H 1.08999 * 109.47309 * 299.99676 * 11 10 7 44 44 H 1.09001 * 109.47407 * 60.00371 * 11 10 7 45 45 H 1.07993 * 119.94097 * 359.97438 * 13 12 11 46 46 H 1.07995 * 119.97162 * 180.25343 * 14 13 12 47 47 H 1.07996 * 120.02821 * 179.75085 * 15 14 13 48 48 H 1.09002 * 109.47685 * 300.00005 * 18 17 16 49 49 H 1.09006 * 109.47167 * 60.00386 * 18 17 16 50 50 H 1.08998 * 109.47227 * 300.00117 * 19 18 17 51 51 H 1.09006 * 109.46762 * 60.00213 * 19 18 17 52 52 H 0.97005 * 119.99499 * 179.97438 * 23 22 20 53 53 H 1.07999 * 120.03176 * 359.97438 * 28 12 11 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 1.4424 0.0000 4 1 1.6054 1.9815 -0.8418 5 6 1.6353 2.1265 1.3073 6 6 3.5648 1.4442 -0.1257 7 6 4.0646 2.8849 -0.2511 8 1 3.6972 3.4715 0.5910 9 6 5.5946 2.8959 -0.2514 10 7 3.5705 3.4671 -1.5060 11 6 3.4972 4.9314 -1.4141 12 6 2.9881 5.4916 -2.7171 13 6 3.8797 5.8354 -3.7168 14 6 3.4154 6.3444 -4.9153 15 6 2.0594 6.5213 -5.1131 16 6 1.1635 6.1826 -4.1099 17 8 -0.1707 6.3562 -4.3017 18 6 -0.5806 6.8918 -5.5615 19 6 -2.1055 7.0137 -5.5920 20 6 -2.5378 7.5780 -6.9208 21 1 -1.7990 7.8254 -7.6686 22 6 -3.8767 7.7794 -7.1815 23 7 -4.7764 7.4795 -6.2703 24 14 -4.4125 8.4796 -8.8283 25 1 -4.6483 7.3687 -9.7853 26 1 -5.6664 9.2554 -8.6520 27 1 -3.3491 9.3710 -9.3569 28 6 1.6316 5.6667 -2.9098 29 1 -0.3633 0.5139 -0.8900 30 1 -0.3633 0.5138 0.8900 31 1 -0.3634 -1.0277 -0.0005 32 1 1.8933 -0.5139 0.8900 33 1 1.8934 -0.5138 -0.8899 34 1 0.5490 2.1252 1.3969 35 1 2.0699 1.5874 2.1492 36 1 1.9983 3.1542 1.3072 37 1 4.0030 0.9834 0.7597 38 1 3.8571 0.8799 -1.0113 39 1 5.9619 2.3092 -1.0935 40 1 5.9505 3.9223 -0.3403 41 1 5.9612 2.4639 0.6798 42 1 2.6755 3.0755 -1.7587 43 1 2.8190 5.2114 -0.6081 44 1 4.4898 5.3327 -1.2096 45 1 4.9402 5.7023 -3.5623 46 1 4.1135 6.6082 -5.6960 47 1 1.6975 6.9227 -6.0481 48 1 -0.1343 7.8765 -5.7003 49 1 -0.2535 6.2284 -6.3622 50 1 -2.5515 6.0288 -5.4535 51 1 -2.4330 7.6768 -4.7913 52 1 -5.7183 7.6216 -6.4536 53 1 0.9359 5.4019 -2.1274 RHF calculation, no. of doubly occupied orbitals= 62 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 ZINC000237018802.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 12:31:16 Heat of formation + Delta-G solvation = -54.350180 kcal Electronic energy + Delta-G solvation = -26366.097131 eV Core-core repulsion = 22815.342226 eV Total energy + Delta-G solvation = -3550.754905 eV No. of doubly occupied orbitals = 62 Molecular weight (most abundant/longest-lived isotopes) = 319.225 amu Computer time = 0.76 seconds Orbital eigenvalues (eV) -39.84417 -38.77334 -37.31851 -35.60576 -33.39480 -32.62062 -30.84492 -30.20363 -29.49833 -29.04187 -27.19336 -25.51410 -24.78021 -23.83252 -22.26403 -21.64374 -20.91653 -20.13309 -19.86785 -17.66083 -16.34081 -16.21266 -15.93054 -15.60298 -15.44198 -15.30450 -15.13365 -14.81477 -14.49382 -14.29465 -13.72729 -13.53122 -13.16024 -13.04501 -12.74832 -12.65555 -12.50491 -12.37930 -12.30394 -12.19844 -12.09708 -11.97145 -11.58871 -11.34764 -11.33155 -11.24201 -11.18267 -10.87584 -10.83054 -10.73532 -10.67755 -10.46263 -10.40557 -9.85296 -9.66143 -9.30582 -8.79111 -8.50740 -8.45319 -7.81661 -6.11071 -4.15637 1.45963 1.72106 3.26968 3.32898 3.35772 3.77126 3.87011 4.24096 4.33970 4.40748 4.52681 4.57829 4.79535 4.92800 4.97859 5.03927 5.09644 5.15533 5.22420 5.25412 5.26489 5.31582 5.33139 5.41273 5.44630 5.52450 5.55544 5.62853 5.65038 5.67794 5.71038 5.74697 5.82279 5.83812 5.85876 5.91664 6.03683 6.06393 6.07360 6.12272 6.15427 6.20717 6.56868 6.57550 6.73374 6.74231 6.86070 7.01935 7.23401 7.50321 7.63400 7.81191 8.06727 8.23397 8.89946 9.48684 11.00554 Molecular weight = 319.23amu Principal moments of inertia in cm(-1) A = 0.012939 B = 0.002354 C = 0.002054 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 2163.451457 B =11892.350757 C =13625.948315 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.157 4.157 2 C -0.117 4.117 3 C -0.099 4.099 4 H 0.071 0.929 5 C -0.151 4.151 6 C -0.117 4.117 7 C 0.080 3.920 8 H 0.047 0.953 9 C -0.140 4.140 10 N -0.680 5.680 11 C 0.102 3.898 12 C -0.050 4.050 13 C -0.149 4.149 14 C -0.081 4.081 15 C -0.211 4.211 16 C 0.145 3.855 17 O -0.317 6.317 18 C 0.065 3.935 19 C 0.025 3.975 20 C -0.526 4.526 21 H 0.058 0.942 22 C 0.060 3.940 23 N -0.890 5.890 24 Si 0.899 3.101 25 H -0.279 1.279 26 H -0.285 1.285 27 H -0.273 1.273 28 C -0.157 4.157 29 H 0.056 0.944 30 H 0.056 0.944 31 H 0.052 0.948 32 H 0.059 0.941 33 H 0.062 0.938 34 H 0.058 0.942 35 H 0.053 0.947 36 H 0.053 0.947 37 H 0.068 0.932 38 H 0.072 0.928 39 H 0.061 0.939 40 H 0.052 0.948 41 H 0.052 0.948 42 H 0.345 0.655 43 H 0.038 0.962 44 H 0.079 0.921 45 H 0.118 0.882 46 H 0.120 0.880 47 H 0.129 0.871 48 H 0.050 0.950 49 H 0.050 0.950 50 H 0.027 0.973 51 H 0.027 0.973 52 H 0.263 0.737 53 H 0.123 0.877 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges 19.442 -11.543 14.432 26.824 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 -0.214 4.214 2 C -0.154 4.154 3 C -0.117 4.117 4 H 0.089 0.911 5 C -0.208 4.208 6 C -0.154 4.154 7 C -0.030 4.030 8 H 0.065 0.935 9 C -0.198 4.198 10 N -0.314 5.314 11 C -0.026 4.026 12 C -0.051 4.051 13 C -0.168 4.168 14 C -0.100 4.100 15 C -0.230 4.230 16 C 0.098 3.902 17 O -0.230 6.230 18 C -0.009 4.009 19 C -0.012 4.012 20 C -0.564 4.564 21 H 0.076 0.924 22 C -0.142 4.142 23 N -0.528 5.528 24 Si 0.726 3.274 25 H -0.205 1.205 26 H -0.210 1.210 27 H -0.198 1.198 28 C -0.176 4.176 29 H 0.076 0.924 30 H 0.075 0.925 31 H 0.071 0.929 32 H 0.078 0.922 33 H 0.080 0.920 34 H 0.077 0.923 35 H 0.072 0.928 36 H 0.072 0.928 37 H 0.086 0.914 38 H 0.090 0.910 39 H 0.080 0.920 40 H 0.071 0.929 41 H 0.071 0.929 42 H 0.166 0.834 43 H 0.056 0.944 44 H 0.098 0.902 45 H 0.136 0.864 46 H 0.138 0.862 47 H 0.147 0.853 48 H 0.068 0.932 49 H 0.069 0.931 50 H 0.046 0.954 51 H 0.046 0.954 52 H 0.073 0.927 53 H 0.141 0.859 Dipole moment (debyes) X Y Z Total from point charges 19.682 -11.582 14.307 26.948 hybrid contribution -1.114 0.626 -0.623 1.421 sum 18.568 -10.955 13.684 25.535 Atomic orbital electron populations 1.21843 0.95763 1.01573 1.02208 1.21538 0.96048 0.96021 1.01827 1.21248 0.95431 0.96568 0.98486 0.91051 1.21946 1.01599 1.00267 0.97003 1.21833 0.94924 0.96146 1.02536 1.21602 0.95700 0.94869 0.90795 0.93525 1.21792 0.94712 1.01882 1.01386 1.60606 1.34218 1.04199 1.32359 1.20870 1.00493 0.88000 0.93238 1.19407 0.92210 0.97872 0.95590 1.20751 0.99114 1.03185 0.93730 1.20896 0.94696 0.97407 0.96958 1.21388 0.93977 1.07360 1.00268 1.19143 0.84015 0.93452 0.93593 1.86167 1.18669 1.78523 1.39638 1.23322 1.00257 0.96170 0.81104 1.19121 0.85600 0.98521 0.97924 1.20973 0.92280 1.43461 0.99729 0.92367 1.24995 0.96580 0.95416 0.97217 1.69981 1.01308 1.47672 1.33829 0.86483 0.78188 0.79129 0.83571 1.20475 1.21040 1.19757 1.20266 0.94904 1.05732 0.96708 0.92443 0.92536 0.92908 0.92214 0.91952 0.92325 0.92770 0.92797 0.91358 0.90971 0.92006 0.92862 0.92854 0.83441 0.94412 0.90241 0.86418 0.86215 0.85315 0.93161 0.93148 0.95428 0.95431 0.92706 0.85893 Number of geometries 1 Number of calculations of the screened coulomb radii 1 The total number of SCF iterations 12. 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 -0.16 -1.21 9.67 37.16 0.36 -0.85 16 2 C -0.12 -0.85 5.40 -26.74 -0.14 -0.99 16 3 C -0.10 -0.74 2.29 -90.62 -0.21 -0.95 16 4 H 0.07 0.62 6.29 -51.93 -0.33 0.30 16 5 C -0.15 -1.11 8.71 37.16 0.32 -0.79 16 6 C -0.12 -0.84 4.27 -26.73 -0.11 -0.95 16 7 C 0.08 0.63 2.51 -67.71 -0.17 0.46 16 8 H 0.05 0.38 6.00 -51.93 -0.31 0.07 16 9 C -0.14 -1.04 9.41 37.16 0.35 -0.69 16 10 N -0.68 -6.57 6.30 -107.99 -0.68 -7.25 16 11 C 0.10 1.05 5.61 -4.98 -0.03 1.02 16 12 C -0.05 -0.65 5.39 -104.64 -0.56 -1.21 16 13 C -0.15 -1.88 9.70 -39.56 -0.38 -2.26 16 14 C -0.08 -1.09 10.04 -39.60 -0.40 -1.49 16 15 C -0.21 -3.36 9.04 -39.43 -0.36 -3.72 16 16 C 0.14 2.56 6.69 -39.22 -0.26 2.29 16 17 O -0.32 -6.60 10.14 -19.44 -0.20 -6.79 16 18 C 0.07 1.42 4.68 37.16 0.17 1.59 16 19 C 0.03 0.67 5.34 -27.88 -0.15 0.52 16 20 C -0.53 -14.73 9.11 -34.44 -0.31 -15.04 16 21 H 0.06 1.55 7.74 -52.49 -0.41 1.15 16 22 C 0.06 1.71 5.46 -17.82 -0.10 1.61 16 23 N -0.89 -26.55 13.29 55.43 0.74 -25.81 16 24 Si 0.90 21.32 29.54 -169.99 -5.02 16.30 16 25 H -0.28 -6.51 7.11 56.52 0.40 -6.10 16 26 H -0.28 -6.68 7.11 56.52 0.40 -6.28 16 27 H -0.27 -6.31 7.11 56.52 0.40 -5.91 16 28 C -0.16 -2.38 9.64 -39.43 -0.38 -2.76 16 29 H 0.06 0.49 8.14 -51.93 -0.42 0.07 16 30 H 0.06 0.43 6.56 -51.93 -0.34 0.08 16 31 H 0.05 0.38 8.14 -51.93 -0.42 -0.04 16 32 H 0.06 0.40 8.14 -51.93 -0.42 -0.02 16 33 H 0.06 0.46 8.14 -51.93 -0.42 0.04 16 34 H 0.06 0.45 6.56 -51.93 -0.34 0.11 16 35 H 0.05 0.36 8.14 -51.93 -0.42 -0.06 16 36 H 0.05 0.41 6.46 -51.93 -0.34 0.08 16 37 H 0.07 0.44 8.14 -51.93 -0.42 0.02 16 38 H 0.07 0.56 8.14 -51.93 -0.42 0.14 16 39 H 0.06 0.50 8.14 -51.93 -0.42 0.07 16 40 H 0.05 0.41 7.45 -51.93 -0.39 0.02 16 41 H 0.05 0.33 8.14 -51.93 -0.42 -0.09 16 42 H 0.34 3.52 6.41 -39.29 -0.25 3.27 16 43 H 0.04 0.38 8.00 -51.93 -0.42 -0.04 16 44 H 0.08 0.75 7.38 -51.93 -0.38 0.37 16 45 H 0.12 1.25 8.06 -52.49 -0.42 0.83 16 46 H 0.12 1.31 8.06 -52.49 -0.42 0.89 16 47 H 0.13 2.02 6.30 -52.49 -0.33 1.69 16 48 H 0.05 1.04 7.66 -51.93 -0.40 0.64 16 49 H 0.05 1.04 7.66 -51.93 -0.40 0.64 16 50 H 0.03 0.77 8.14 -51.93 -0.42 0.35 16 51 H 0.03 0.77 8.14 -51.93 -0.42 0.35 16 52 H 0.26 7.36 8.31 -40.82 -0.34 7.02 16 53 H 0.12 1.77 8.06 -52.49 -0.42 1.35 16 LS Contribution 416.07 15.07 6.27 6.27 Total: -1.00 -29.58 416.07 -10.93 -40.51 By element: Atomic # 1 Polarization: 10.66 SS G_CDS: -9.68 Total: 0.98 kcal Atomic # 6 Polarization: -21.84 SS G_CDS: -2.36 Total: -24.20 kcal Atomic # 7 Polarization: -33.12 SS G_CDS: 0.06 Total: -33.07 kcal Atomic # 8 Polarization: -6.60 SS G_CDS: -0.20 Total: -6.79 kcal Atomic # 14 Polarization: 21.32 SS G_CDS: -5.02 Total: 16.30 kcal Total LS contribution 6.27 Total: 6.27 kcal Total: -29.58 -10.93 -40.51 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. ZINC000237018802.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 -13.838 kcal (2) G-P(sol) polarization free energy of solvation -29.579 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -43.417 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -10.933 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -40.512 kcal (6) G-S(sol) free energy of system = (1) + (5) -54.350 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.76 seconds