Wall clock time and date at job start Tue Mar 9 2021 15:31:06 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= 0 * 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 O 2 2 C 1.42901 * 1 3 3 Si 1.86298 * 109.47268 * 2 1 4 4 H 1.48508 * 109.47158 * 300.00323 * 3 2 1 5 5 H 1.48504 * 109.46842 * 59.99989 * 3 2 1 6 6 H 1.48497 * 109.47405 * 180.02562 * 3 2 1 7 7 C 1.50702 * 109.47098 * 240.00529 * 2 1 3 8 8 C 1.34845 * 125.89472 * 119.97668 * 7 2 1 9 9 C 1.40896 * 107.41864 * 180.02562 * 8 7 2 10 10 C 1.34843 * 107.41814 * 0.02562 * 9 8 7 11 11 C 1.50698 * 125.89359 * 180.02562 * 10 9 8 12 12 C 1.50702 * 109.47114 * 85.02283 * 11 10 9 13 13 O 1.21287 * 119.99901 * 0.02562 * 12 11 10 14 14 N 1.34776 * 120.00291 * 180.02562 * 12 11 10 15 15 C 1.46498 * 120.00299 * 179.97438 * 14 12 11 16 16 C 1.52552 * 108.93216 * 83.81305 * 15 14 12 17 17 C 1.53952 * 109.47079 * 197.87585 * 16 15 14 18 18 Si 1.86519 * 107.25096 * 301.81045 * 17 16 15 19 19 C 1.86524 * 110.12661 * 164.82656 * 18 17 16 20 20 C 1.53960 * 107.23542 * 164.84274 * 19 18 17 21 21 C 1.52557 * 109.47137 * 301.80248 * 20 19 18 22 22 C 1.52553 * 111.88642 * 77.30346 * 21 20 19 23 23 C 1.53955 * 109.47686 * 282.69573 * 22 21 20 24 24 C 1.86515 * 108.14372 * 44.42677 * 18 17 16 25 25 C 1.52553 * 108.99917 * 206.14780 * 15 14 12 26 26 N 1.36348 * 108.21911 * 0.26209 * 10 9 8 27 27 H 0.96706 * 113.99560 * 59.99882 * 1 2 3 28 28 H 1.08993 * 109.47487 * 120.00494 * 2 1 3 29 29 H 1.08007 * 126.29110 * 359.97438 * 8 7 2 30 30 H 1.07998 * 126.28681 * 179.97438 * 9 8 7 31 31 H 1.09000 * 109.46833 * 325.02543 * 11 10 9 32 32 H 1.09000 * 109.47583 * 205.01958 * 11 10 9 33 33 H 0.97008 * 119.99515 * 359.97438 * 14 12 11 34 34 H 1.09002 * 108.98483 * 324.99893 * 15 14 12 35 35 H 1.08998 * 109.47610 * 317.87964 * 16 15 14 36 36 H 1.09000 * 109.47315 * 77.88376 * 16 15 14 37 37 H 1.09002 * 109.90283 * 182.37159 * 17 16 15 38 38 H 1.09000 * 109.96158 * 61.28069 * 17 16 15 39 39 H 1.08992 * 109.89895 * 284.27086 * 19 18 17 40 40 H 1.08994 * 109.90362 * 45.40699 * 19 18 17 41 41 H 1.08994 * 109.46585 * 181.80833 * 20 19 18 42 42 H 1.08996 * 109.47387 * 61.80595 * 20 19 18 43 43 H 1.08998 * 108.99895 * 316.68498 * 21 20 19 44 44 H 1.08996 * 108.93094 * 197.87976 * 21 20 19 45 45 H 1.08994 * 109.46931 * 162.69116 * 22 21 20 46 46 H 1.08999 * 109.46871 * 42.69798 * 22 21 20 47 47 H 1.09001 * 109.90220 * 298.77200 * 23 22 21 48 48 H 1.08988 * 109.90800 * 177.63165 * 23 22 21 49 49 H 1.09003 * 109.90034 * 196.14027 * 24 18 17 50 50 H 1.09001 * 109.96810 * 75.04027 * 24 18 17 51 51 H 1.09009 * 109.46840 * 282.15295 * 25 15 14 52 52 H 1.08997 * 109.47509 * 42.15158 * 25 15 14 53 53 H 0.96998 * 125.63857 * 179.73824 * 26 10 9 Note: An asterisk (*) indicates this parameter was or will be optimized. Cartesian coordinates (angstroms) NO. Atom X Y Z 1 8 0.0000 0.0000 0.0000 2 6 1.4290 0.0000 0.0000 3 14 2.0500 1.7564 0.0000 4 1 1.5550 2.4565 -1.2125 5 1 1.5550 2.4564 1.2126 6 1 3.5350 1.7565 -0.0006 7 6 1.9313 -0.7103 -1.2305 8 6 2.7095 -0.1725 -2.1916 9 6 2.9441 -1.1743 -3.1541 10 6 2.2999 -2.2860 -2.7449 11 6 2.2743 -3.6086 -3.4668 12 6 3.4924 -4.4111 -3.0882 13 8 4.3014 -3.9543 -2.3086 14 7 3.6828 -5.6365 -3.6160 15 6 4.8672 -6.4165 -3.2485 16 6 4.5914 -7.1477 -1.9384 17 6 5.9237 -7.5957 -1.3104 18 14 6.7824 -8.6875 -2.5551 19 6 8.5758 -8.9036 -2.0899 20 6 9.1189 -10.0909 -2.9060 21 6 8.2934 -11.3372 -2.6015 22 6 6.9501 -11.3202 -3.3243 23 6 5.9840 -10.3729 -2.5900 24 6 6.6464 -7.8777 -4.2297 25 6 5.1960 -7.3839 -4.3814 26 7 1.6713 -2.0056 -1.5679 27 1 -0.3933 0.4418 -0.7651 28 1 1.7924 -0.5139 0.8899 29 1 3.0834 0.8404 -2.2189 30 1 3.5312 -1.0706 -4.0546 31 1 2.2735 -3.4351 -4.5429 32 1 1.3757 -4.1582 -3.1866 33 1 3.0355 -6.0021 -4.2393 34 1 5.7084 -5.7380 -3.1059 35 1 4.0724 -6.4793 -1.2514 36 1 3.9700 -8.0216 -2.1339 37 1 5.7326 -8.1557 -0.3949 38 1 6.5425 -6.7257 -1.0905 39 1 9.1338 -7.9997 -2.3337 40 1 8.6597 -9.1165 -1.0243 41 1 10.1599 -10.2701 -2.6377 42 1 9.0520 -9.8616 -3.9695 43 1 8.1176 -11.3926 -1.5272 44 1 8.8540 -12.2178 -2.9150 45 1 6.5321 -12.3267 -3.3377 46 1 7.0925 -10.9724 -4.3475 47 1 5.8195 -10.7266 -1.5722 48 1 5.0354 -10.3230 -3.1243 49 1 6.8754 -8.6017 -5.0117 50 1 7.3340 -7.0343 -4.2923 51 1 4.5162 -8.2351 -4.3410 52 1 5.0838 -6.8744 -5.3384 53 1 1.1310 -2.6259 -1.0539 RHF calculation, no. of doubly occupied orbitals= 64 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=0 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 m_22_15739362_14644196.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 9 2021 15:31:06 Heat of formation + Delta-G solvation = -90.561294 kcal Electronic energy + Delta-G solvation = -28913.019229 eV Core-core repulsion = 25100.191896 eV Total energy + Delta-G solvation = -3812.827334 eV No. of doubly occupied orbitals = 64 Molecular weight (most abundant/longest-lived isotopes) = 350.194 amu Computer time = 0.74 seconds Orbital eigenvalues (eV) -42.25478 -40.70440 -37.93916 -37.58435 -37.40264 -34.05864 -32.83420 -32.12989 -31.97862 -31.82054 -29.46886 -27.57519 -26.48008 -24.91106 -23.66581 -23.36280 -21.84670 -21.48221 -21.26886 -21.12171 -20.85844 -18.92206 -18.04543 -17.47938 -16.76260 -16.48273 -16.31756 -16.28131 -16.05691 -15.49277 -15.23602 -15.18924 -14.95688 -14.90468 -14.74120 -14.32108 -14.09178 -13.89476 -13.82717 -13.80056 -13.49943 -13.43783 -13.35421 -13.13276 -12.89598 -12.77551 -12.57405 -12.38492 -12.22288 -12.18841 -12.05918 -11.96830 -11.95770 -11.71837 -11.66639 -11.50712 -10.81083 -10.58727 -10.39044 -10.25059 -10.19106 -9.98051 -9.67772 -8.85590 1.13687 1.21908 1.55230 1.62434 1.70569 1.72830 1.75275 1.81118 1.94433 2.01087 2.32893 2.54048 2.57479 3.47824 3.65059 3.71414 3.87104 3.92273 3.94359 4.03598 4.03839 4.08897 4.14943 4.21366 4.28738 4.38178 4.38762 4.42092 4.52711 4.53183 4.59348 4.61666 4.70633 4.73274 4.83001 4.85661 4.85869 4.93637 5.02866 5.13497 5.14715 5.17056 5.23775 5.28306 5.30886 5.35094 5.35672 5.38099 5.40202 5.42576 5.51926 5.58060 6.08487 6.23263 6.50404 6.52141 6.71334 7.29751 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 O -0.545 6.545 2 C -0.062 4.062 3 Si 0.978 3.022 4 H -0.250 1.250 5 H -0.255 1.255 6 H -0.249 1.249 7 C -0.010 4.010 8 C -0.194 4.194 9 C -0.173 4.173 10 C 0.037 3.963 11 C -0.073 4.073 12 C 0.510 3.490 13 O -0.521 6.521 14 N -0.731 5.731 15 C 0.136 3.864 16 C -0.115 4.115 17 C -0.406 4.406 18 Si 0.998 3.002 19 C -0.408 4.408 20 C -0.109 4.109 21 C -0.133 4.133 22 C -0.109 4.109 23 C -0.404 4.404 24 C -0.403 4.403 25 C -0.115 4.115 26 N -0.533 5.533 27 H 0.378 0.622 28 H 0.115 0.885 29 H 0.136 0.864 30 H 0.136 0.864 31 H 0.116 0.884 32 H 0.099 0.901 33 H 0.399 0.601 34 H 0.090 0.910 35 H 0.066 0.934 36 H 0.064 0.936 37 H 0.077 0.923 38 H 0.078 0.922 39 H 0.074 0.926 40 H 0.075 0.925 41 H 0.061 0.939 42 H 0.063 0.937 43 H 0.064 0.936 44 H 0.061 0.939 45 H 0.061 0.939 46 H 0.062 0.938 47 H 0.075 0.925 48 H 0.073 0.927 49 H 0.081 0.919 50 H 0.079 0.921 51 H 0.070 0.930 52 H 0.071 0.929 53 H 0.413 0.587 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -1.954 -3.037 -3.279 4.878 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 O -0.350 6.350 2 C -0.172 4.172 3 Si 0.798 3.202 4 H -0.173 1.173 5 H -0.179 1.179 6 H -0.172 1.172 7 C -0.124 4.124 8 C -0.219 4.219 9 C -0.197 4.197 10 C -0.077 4.077 11 C -0.114 4.114 12 C 0.295 3.705 13 O -0.396 6.396 14 N -0.383 5.383 15 C 0.031 3.969 16 C -0.154 4.154 17 C -0.492 4.492 18 Si 1.192 2.808 19 C -0.494 4.494 20 C -0.147 4.147 21 C -0.170 4.170 22 C -0.146 4.146 23 C -0.491 4.491 24 C -0.489 4.489 25 C -0.153 4.153 26 N -0.128 5.128 27 H 0.226 0.774 28 H 0.133 0.867 29 H 0.154 0.846 30 H 0.153 0.847 31 H 0.134 0.866 32 H 0.117 0.883 33 H 0.233 0.767 34 H 0.108 0.892 35 H 0.084 0.916 36 H 0.083 0.917 37 H 0.096 0.904 38 H 0.097 0.903 39 H 0.093 0.907 40 H 0.094 0.906 41 H 0.080 0.920 42 H 0.081 0.919 43 H 0.083 0.917 44 H 0.080 0.920 45 H 0.080 0.920 46 H 0.081 0.919 47 H 0.094 0.906 48 H 0.092 0.908 49 H 0.100 0.900 50 H 0.098 0.902 51 H 0.088 0.912 52 H 0.090 0.910 53 H 0.250 0.750 Dipole moment (debyes) X Y Z Total from point charges -1.060 -2.257 -2.061 3.236 hybrid contribution -0.738 -0.824 -0.600 1.259 sum -1.799 -3.082 -2.661 4.451 Atomic orbital electron populations 1.86490 1.17486 1.81683 1.49373 1.24767 0.84713 1.11200 0.96543 0.85272 0.80680 0.73139 0.81059 1.17282 1.17938 1.17195 1.20771 1.06027 0.85738 0.99833 1.20654 1.04873 1.00116 0.96294 1.20559 1.04835 0.92573 1.01754 1.19470 1.02666 0.95729 0.89788 1.20144 0.97396 0.91782 1.02028 1.20589 0.87624 0.81301 0.80944 1.90771 1.45281 1.69723 1.33793 1.46160 1.26247 1.17417 1.48493 1.21065 0.88476 0.93272 0.94050 1.21591 0.97694 0.99987 0.96095 1.26216 1.03191 1.09817 1.10005 0.79471 0.67253 0.66922 0.67173 1.26252 1.18613 1.00950 1.03616 1.21237 0.99441 0.94153 0.99823 1.21508 0.96054 0.98259 1.01188 1.21234 0.94646 0.99739 0.98987 1.26243 1.04115 1.15555 1.03170 1.26176 0.97819 1.07234 1.17686 1.21506 0.97164 0.98632 0.98023 1.41758 1.40897 1.11018 1.19139 0.77420 0.86735 0.84630 0.84652 0.86563 0.88255 0.76655 0.89187 0.91572 0.91714 0.90408 0.90275 0.90694 0.90589 0.92015 0.91861 0.91680 0.92006 0.92034 0.91892 0.90627 0.90830 0.90004 0.90209 0.91157 0.91021 0.75012 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 O -0.55 -0.32 12.88 -35.23 -0.45 -0.77 16 2 C -0.06 -0.03 3.08 36.01 0.11 0.08 16 3 Si 0.98 0.17 25.87 -169.99 -4.40 -4.23 16 4 H -0.25 -0.08 7.11 56.52 0.40 0.32 16 5 H -0.26 -0.31 7.11 56.52 0.40 0.09 16 6 H -0.25 -0.31 7.11 56.52 0.40 0.09 16 7 C -0.01 -0.02 6.50 -81.79 -0.53 -0.55 16 8 C -0.19 -0.56 9.37 -39.78 -0.37 -0.93 16 9 C -0.17 -0.51 10.76 -39.78 -0.43 -0.93 16 10 C 0.04 0.07 5.66 -81.79 -0.46 -0.40 16 11 C -0.07 0.10 6.24 -29.03 -0.18 -0.08 16 12 C 0.51 0.61 7.61 -10.98 -0.08 0.53 16 13 O -0.52 -3.08 15.68 5.55 0.09 -3.00 16 14 N -0.73 0.96 5.03 -54.25 -0.27 0.69 16 15 C 0.14 -0.06 2.02 -68.39 -0.14 -0.20 16 16 C -0.12 0.02 5.20 -26.46 -0.14 -0.12 16 17 C -0.41 0.19 4.97 37.65 0.19 0.38 16 18 Si 1.00 -2.20 9.20 -169.99 -1.56 -3.77 16 19 C -0.41 0.39 4.97 37.66 0.19 0.58 16 20 C -0.11 0.08 5.64 -26.46 -0.15 -0.07 16 21 C -0.13 0.11 5.40 -27.19 -0.15 -0.04 16 22 C -0.11 0.12 5.64 -26.46 -0.15 -0.02 16 23 C -0.40 0.66 4.97 37.66 0.19 0.85 16 24 C -0.40 0.80 4.96 37.66 0.19 0.99 16 25 C -0.12 0.25 5.08 -26.46 -0.13 0.12 16 26 N -0.53 -0.80 6.08 -5.44 -0.03 -0.84 16 27 H 0.38 -0.93 8.70 45.56 0.40 -0.53 16 28 H 0.11 0.00 7.96 -51.93 -0.41 -0.41 16 29 H 0.14 0.22 6.22 -52.48 -0.33 -0.11 16 30 H 0.14 0.24 8.06 -52.49 -0.42 -0.18 16 31 H 0.12 -0.41 8.14 -51.93 -0.42 -0.83 16 32 H 0.10 -0.37 8.14 -51.93 -0.42 -0.79 16 33 H 0.40 -1.72 8.59 -40.82 -0.35 -2.07 16 34 H 0.09 0.16 7.29 -51.93 -0.38 -0.22 16 35 H 0.07 0.14 7.95 -51.93 -0.41 -0.28 16 36 H 0.06 -0.10 7.72 -51.93 -0.40 -0.50 16 37 H 0.08 -0.05 7.98 -51.93 -0.41 -0.46 16 38 H 0.08 0.05 7.98 -51.93 -0.41 -0.37 16 39 H 0.07 -0.07 7.98 -51.93 -0.41 -0.48 16 40 H 0.08 -0.06 7.98 -51.93 -0.41 -0.47 16 41 H 0.06 -0.03 8.14 -51.93 -0.42 -0.45 16 42 H 0.06 -0.08 7.72 -51.93 -0.40 -0.49 16 43 H 0.06 -0.04 7.88 -51.93 -0.41 -0.45 16 44 H 0.06 -0.05 8.14 -51.93 -0.42 -0.48 16 45 H 0.06 -0.05 8.14 -51.93 -0.42 -0.48 16 46 H 0.06 -0.11 7.72 -51.93 -0.40 -0.51 16 47 H 0.07 -0.10 7.98 -51.93 -0.41 -0.52 16 48 H 0.07 -0.15 7.98 -51.94 -0.41 -0.56 16 49 H 0.08 -0.20 7.98 -51.93 -0.41 -0.61 16 50 H 0.08 -0.12 7.98 -51.93 -0.41 -0.53 16 51 H 0.07 -0.23 7.72 -51.92 -0.40 -0.63 16 52 H 0.07 -0.16 8.13 -51.93 -0.42 -0.59 16 53 H 0.41 -0.11 8.96 -40.82 -0.37 -0.48 16 LS Contribution 409.30 15.07 6.17 6.17 Total: 0.00 -8.09 409.30 -11.46 -19.55 By element: Atomic # 1 Polarization: -5.04 SS G_CDS: -8.93 Total: -13.97 kcal Atomic # 6 Polarization: 2.22 SS G_CDS: -2.06 Total: 0.17 kcal Atomic # 7 Polarization: 0.15 SS G_CDS: -0.31 Total: -0.15 kcal Atomic # 8 Polarization: -3.40 SS G_CDS: -0.37 Total: -3.77 kcal Atomic # 14 Polarization: -2.04 SS G_CDS: -5.96 Total: -8.00 kcal Total LS contribution 6.17 Total: 6.17 kcal Total: -8.09 -11.46 -19.55 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. m_22_15739362_14644196.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 -71.012 kcal (2) G-P(sol) polarization free energy of solvation -8.094 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -79.106 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -11.456 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -19.550 kcal (6) G-S(sol) free energy of system = (1) + (5) -90.561 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.74 seconds