Wall clock time and date at job start Thu Mar 4 2021 12:28:44 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 * SM5.42R - SM5.42R CALCULATIONS WILL BE PERFORMED * - CHARGE MODEL 2 WILL BE USED (CM2A) * - THE SOLVENT IS WATER ******************************************************************************* 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 1.53007 * 1 3 3 C 1.53003 * 109.46976 * 2 1 4 4 C 1.52997 * 109.47394 * 239.99711 * 2 1 3 5 5 O 1.45199 * 109.46977 * 119.99648 * 2 1 3 6 6 C 1.34644 * 117.00135 * 60.00222 * 5 2 1 7 7 O 1.21516 * 119.99604 * 359.97438 * 6 5 2 8 8 N 1.34773 * 120.00016 * 179.72609 * 6 5 2 9 9 C 1.46496 * 119.99973 * 180.02562 * 8 6 5 10 10 H 1.09007 * 112.85083 * 334.66180 * 9 8 6 11 11 C 1.53777 * 113.61823 * 105.86040 * 9 8 6 12 12 C 1.53954 * 87.02272 * 139.95259 * 11 9 8 13 13 H 1.09003 * 113.53795 * 89.18809 * 12 11 9 14 14 C 1.52997 * 113.74428 * 220.05459 * 12 11 9 15 15 C 1.52996 * 109.47532 * 272.59743 * 14 12 11 16 16 N 1.46497 * 109.47381 * 179.97438 * 15 14 12 17 17 C 1.34770 * 120.00361 * 179.97438 * 16 15 14 18 18 O 1.21284 * 119.99838 * 0.02562 * 17 16 15 19 19 C 1.50700 * 120.00222 * 179.97438 * 17 16 15 20 20 C 1.50701 * 109.46761 * 180.02562 * 19 17 16 21 21 C 1.34854 * 125.88991 * 274.68503 * 20 19 17 22 22 C 1.40896 * 107.41745 * 179.89138 * 21 20 19 23 23 C 1.34851 * 107.41423 * 0.38030 * 22 21 20 24 24 C 1.50703 * 125.88873 * 179.73373 * 23 22 21 25 25 O 1.42905 * 109.47014 * 245.04571 * 24 23 22 26 26 Si 1.86294 * 109.47194 * 5.04215 * 24 23 22 27 27 N 1.36339 * 125.89259 * 95.00681 * 20 19 17 28 28 C 1.53778 * 87.10956 * 334.63845 * 12 11 9 29 29 H 1.08994 * 109.46868 * 300.00107 * 1 2 3 30 30 H 1.09004 * 109.46642 * 60.00445 * 1 2 3 31 31 H 1.08996 * 109.46553 * 180.02562 * 1 2 3 32 32 H 1.08999 * 109.46752 * 180.02562 * 3 2 1 33 33 H 1.08999 * 109.46600 * 299.99846 * 3 2 1 34 34 H 1.09002 * 109.47255 * 59.99951 * 3 2 1 35 35 H 1.09007 * 109.47187 * 300.00347 * 4 2 1 36 36 H 1.08999 * 109.47137 * 59.99569 * 4 2 1 37 37 H 1.08991 * 109.47351 * 180.02562 * 4 2 1 38 38 H 0.97004 * 120.00018 * 359.97438 * 8 6 5 39 39 H 1.09003 * 113.61135 * 254.53113 * 11 9 8 40 40 H 1.08998 * 113.61441 * 25.43305 * 11 9 8 41 41 H 1.09008 * 109.47035 * 32.60043 * 14 12 11 42 42 H 1.09003 * 109.47390 * 152.59498 * 14 12 11 43 43 H 1.08997 * 109.46944 * 299.99849 * 15 14 12 44 44 H 1.08997 * 109.47037 * 59.99932 * 15 14 12 45 45 H 0.96997 * 119.99997 * 359.97438 * 16 15 14 46 46 H 1.08997 * 109.47205 * 300.00039 * 19 17 16 47 47 H 1.09000 * 109.47053 * 60.00778 * 19 17 16 48 48 H 1.07995 * 126.29300 * 0.03649 * 21 20 19 49 49 H 1.07994 * 126.29436 * 180.18062 * 22 21 20 50 50 H 1.09000 * 109.46976 * 125.04502 * 24 23 22 51 51 H 0.96699 * 113.99836 * 59.99728 * 25 24 23 52 52 H 1.48502 * 109.99800 * 58.68393 * 26 24 23 53 53 H 1.48502 * 110.00295 * 179.97438 * 26 24 23 54 54 H 0.97005 * 125.63464 * 359.94961 * 27 20 19 55 55 H 1.09003 * 113.61449 * 270.81375 * 28 12 11 56 56 H 1.09001 * 113.69516 * 139.91940 * 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 1.5301 0.0000 0.0000 3 6 2.0400 1.4425 0.0000 4 6 2.0401 -0.7213 -1.2492 5 8 2.0140 -0.6844 1.1856 6 6 1.6523 -1.9723 1.3385 7 8 0.9509 -2.5095 0.5041 8 7 2.0722 -2.6671 2.4143 9 6 1.6791 -4.0685 2.5803 10 1 0.7481 -4.3106 2.0675 11 6 2.8155 -5.0649 2.2969 12 6 2.3010 -5.8714 3.5031 13 1 1.5407 -6.6077 3.2421 14 6 3.4151 -6.4519 4.3764 15 6 3.8341 -7.8174 3.8279 16 7 4.9012 -8.3729 4.6639 17 6 5.4302 -9.5770 4.3694 18 8 5.0230 -10.2005 3.4121 19 6 6.5283 -10.1482 5.2290 20 6 6.9409 -11.4932 4.6887 21 6 6.3521 -12.6730 4.9713 22 6 7.0454 -13.6716 4.2589 23 6 8.0366 -13.0649 3.5749 24 6 9.0376 -13.7473 2.6785 25 8 10.3463 -13.6123 3.2364 26 14 8.6088 -15.5542 2.5313 27 7 7.9775 -11.7278 3.8348 28 6 1.7220 -4.5517 4.0396 29 1 -0.3633 0.5138 0.8899 30 1 -0.3633 0.5138 -0.8901 31 1 -0.3632 -1.0277 0.0005 32 1 3.1300 1.4425 -0.0005 33 1 1.6767 1.9563 -0.8900 34 1 1.6767 1.9564 0.8900 35 1 1.6767 -1.7490 -1.2492 36 1 1.6768 -0.2076 -2.1392 37 1 3.1300 -0.7217 -1.2489 38 1 2.6354 -2.2394 3.0783 39 1 2.7117 -5.5865 1.3454 40 1 3.8108 -4.6456 2.4445 41 1 4.2720 -5.7783 4.3676 42 1 3.0534 -6.5663 5.3983 43 1 2.9772 -8.4909 3.8368 44 1 4.1958 -7.7030 2.8061 45 1 5.2271 -7.8741 5.4293 46 1 7.3852 -9.4746 5.2189 47 1 6.1675 -10.2620 6.2512 48 1 5.5036 -12.8244 5.6219 49 1 6.8256 -14.7289 4.2628 50 1 9.0143 -13.2866 1.6909 51 1 10.4405 -14.0006 4.1170 52 1 7.2377 -15.7077 1.9820 53 1 9.5882 -16.2385 1.6492 54 1 8.5742 -11.0546 3.4719 55 1 2.4178 -3.9918 4.6646 56 1 0.7368 -4.6580 4.4935 There are 72 doubly filled levels RHF calculation, no. of doubly occupied orbitals= 72 No. of singly occupied orbitals= 1 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=WATER m_22_16659234_14644196.mol2 56 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED SCF FIELD WAS ACHIEVED Wall clock time and date at job start Thu Mar 4 2021 12:28:44 Heat of formation + Delta-G solvation = -94.294794 kcal Electronic energy + Delta-G solvation = -33823.345467 eV Core-core repulsion = 29121.159806 eV Total energy + Delta-G solvation = -4702.185661 eV No. of doubly occupied orbitals = 72 and no. of open levels = 1 Molecular weight (most abundant/longest-lived isotopes) = 380.219 amu Computer time = 1.65 seconds Orbital eigenvalues (eV) -42.32553 -41.92172 -40.70356 -40.21436 -38.05313 -37.70140 -36.31300 -35.38807 -34.29859 -33.24600 -31.93435 -31.41030 -29.28699 -28.41564 -28.33990 -26.74240 -26.19866 -25.01223 -23.78216 -22.20629 -21.89023 -21.40434 -21.34601 -20.97420 -20.41664 -19.13448 -18.95266 -18.14741 -17.69805 -17.34537 -17.21315 -16.83166 -16.63202 -16.53901 -16.23672 -16.09394 -15.64461 -15.54609 -15.36413 -15.07148 -14.91519 -14.56943 -14.53102 -14.24784 -14.10185 -13.90932 -13.83563 -13.67150 -13.45964 -13.41180 -13.38545 -13.18600 -12.95768 -12.90716 -12.86541 -12.75462 -12.59255 -12.39613 -12.29617 -12.11782 -12.00511 -11.86140 -11.62908 -11.43475 -11.24615 -11.13829 -10.96397 -10.64123 -10.15905 -10.11126 -9.79758 -8.96333 -4.97384 1.11036 1.15957 1.25999 1.62251 1.69176 1.70456 1.87578 1.94822 2.32425 2.52788 3.13673 3.47553 3.49397 3.50927 3.68657 3.70254 3.74873 3.79507 3.80483 3.83088 3.90389 4.01252 4.15259 4.21365 4.31254 4.35379 4.37395 4.49126 4.50213 4.56681 4.61696 4.62986 4.66712 4.71927 4.75905 4.76078 4.80130 4.81592 4.83631 4.86700 4.95571 4.99688 5.02352 5.11732 5.21327 5.22518 5.25476 5.25762 5.29341 5.32067 5.45264 5.53332 5.59007 6.00335 6.13724 6.38645 6.53840 6.66751 6.70809 7.27440 7.31816 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.180 4.180 2 C 0.127 3.873 3 C -0.137 4.137 4 C -0.180 4.180 5 O -0.370 6.370 6 C 0.641 3.359 7 O -0.598 6.598 8 N -0.688 5.688 9 C 0.128 3.872 10 H 0.096 0.904 11 C -0.150 4.150 12 C -0.099 4.099 13 H 0.094 0.906 14 C -0.105 4.105 15 C 0.119 3.881 16 N -0.717 5.717 17 C 0.506 3.494 18 O -0.584 6.584 19 C -0.066 4.066 20 C 0.032 3.968 21 C -0.201 4.201 22 C -0.201 4.201 23 C -0.023 4.023 24 C -0.053 4.053 25 O -0.557 6.557 26 Si 0.810 3.190 27 N -0.538 5.538 28 C -0.122 4.122 29 H 0.063 0.937 30 H 0.086 0.914 31 H 0.062 0.938 32 H 0.069 0.931 33 H 0.098 0.902 34 H 0.070 0.930 35 H 0.061 0.939 36 H 0.086 0.914 37 H 0.061 0.939 38 H 0.418 0.582 39 H 0.055 0.945 40 H 0.095 0.905 41 H 0.086 0.914 42 H 0.092 0.908 43 H 0.052 0.948 44 H 0.047 0.953 45 H 0.420 0.580 46 H 0.129 0.871 47 H 0.146 0.854 48 H 0.142 0.858 49 H 0.154 0.846 50 H 0.099 0.901 51 H 0.397 0.603 52 H -0.296 1.296 53 H -0.292 1.292 54 H 0.418 0.582 55 H 0.110 0.890 56 H 0.084 0.916 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges 2.687 4.770 9.273 10.769 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 -0.238 4.238 2 C 0.091 3.909 3 C -0.194 4.194 4 C -0.237 4.237 5 O -0.284 6.284 6 C 0.394 3.606 7 O -0.489 6.489 8 N -0.347 5.347 9 C 0.025 3.975 10 H 0.114 0.886 11 C -0.188 4.188 12 C -0.118 4.118 13 H 0.112 0.888 14 C -0.142 4.142 15 C -0.005 4.005 16 N -0.371 5.371 17 C 0.293 3.707 18 O -0.463 6.463 19 C -0.106 4.106 20 C -0.082 4.082 21 C -0.225 4.225 22 C -0.226 4.226 23 C -0.136 4.136 24 C -0.162 4.162 25 O -0.365 6.365 26 Si 0.715 3.285 27 N -0.134 5.134 28 C -0.160 4.160 29 H 0.082 0.918 30 H 0.105 0.895 31 H 0.081 0.919 32 H 0.088 0.912 33 H 0.116 0.884 34 H 0.090 0.910 35 H 0.080 0.920 36 H 0.105 0.895 37 H 0.080 0.920 38 H 0.255 0.745 39 H 0.074 0.926 40 H 0.114 0.886 41 H 0.105 0.895 42 H 0.111 0.889 43 H 0.071 0.929 44 H 0.065 0.935 45 H 0.257 0.743 46 H 0.147 0.853 47 H 0.164 0.836 48 H 0.160 0.840 49 H 0.171 0.829 50 H 0.116 0.884 51 H 0.248 0.752 52 H -0.224 1.224 53 H -0.219 1.219 54 H 0.255 0.745 55 H 0.129 0.871 56 H 0.103 0.897 Dipole moment (debyes) X Y Z Total from point charges 2.036 3.939 6.988 8.277 hybrid contribution 0.184 1.149 -0.505 1.268 sum 2.220 5.088 6.483 8.535 Atomic orbital electron populations 1.22477 0.94086 1.03627 1.03560 1.22340 0.94439 0.92622 0.81490 1.21891 1.02461 0.90795 1.04294 1.22471 1.01602 1.02179 0.97493 1.86311 1.71529 1.23366 1.47201 1.18496 0.78640 0.80710 0.82728 1.90905 1.42534 1.71129 1.44296 1.44803 1.54423 1.12297 1.23223 1.22655 0.98712 0.76975 0.99180 0.88570 1.23659 0.99252 0.97032 0.98906 1.22234 0.98148 0.95943 0.95501 0.88809 1.21659 0.98545 0.93911 1.00111 1.21313 0.89665 0.95303 0.94196 1.45887 1.38901 1.19525 1.32745 1.21111 0.83519 0.81062 0.84994 1.90762 1.63232 1.60916 1.31404 1.20254 0.97948 0.91727 1.00647 1.19966 0.93033 0.96317 0.98928 1.20868 1.03204 0.92013 1.06425 1.20931 0.98673 1.00061 1.02935 1.20987 1.02658 0.84106 1.05893 1.24915 0.82998 1.12201 0.96127 1.86441 1.27851 1.83520 1.38725 0.93089 0.75550 0.72880 0.86960 1.41901 1.26314 1.07796 1.37350 1.23375 1.03213 0.95402 0.93993 0.91813 0.89489 0.91926 0.91158 0.88360 0.91047 0.91991 0.89483 0.91973 0.74476 0.92568 0.88624 0.89515 0.88949 0.92944 0.93488 0.74281 0.85335 0.83584 0.84017 0.82887 0.88355 0.75221 1.22351 1.21926 0.74478 0.87135 0.89696 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 -0.18 -0.68 8.37 71.98 0.60 -0.08 16 2 C 0.13 0.43 1.13 -10.79 -0.01 0.42 16 3 C -0.14 0.27 8.85 71.98 0.64 0.90 16 4 C -0.18 -0.74 8.37 71.98 0.60 -0.14 16 5 O -0.37 -2.10 9.94 -55.54 -0.55 -2.65 16 6 C 0.64 4.54 8.06 129.79 1.05 5.58 16 7 O -0.60 -7.82 11.50 19.79 0.23 -7.60 16 8 N -0.69 0.10 5.37 -567.60 -3.05 -2.95 16 9 C 0.13 -0.21 4.21 45.52 0.19 -0.02 16 10 H 0.10 0.30 7.50 -2.38 -0.02 0.28 16 11 C -0.15 0.45 7.45 31.18 0.23 0.68 16 12 C -0.10 0.67 3.65 -10.21 -0.04 0.64 16 13 H 0.09 -0.49 8.13 -2.39 -0.02 -0.51 16 14 C -0.10 0.99 5.17 30.59 0.16 1.15 16 15 C 0.12 -0.34 5.66 86.38 0.49 0.15 16 16 N -0.72 3.63 5.56 -463.09 -2.57 1.06 16 17 C 0.51 0.83 7.82 87.66 0.69 1.51 16 18 O -0.58 -7.94 16.03 -3.04 -0.05 -7.99 16 19 C -0.07 0.33 6.24 29.10 0.18 0.51 16 20 C 0.03 0.09 5.66 41.08 0.23 0.32 16 21 C -0.20 -1.05 10.77 22.14 0.24 -0.81 16 22 C -0.20 -0.97 9.37 22.14 0.21 -0.76 16 23 C -0.02 -0.10 6.50 41.08 0.27 0.17 16 24 C -0.05 -0.12 3.08 71.24 0.22 0.10 16 25 O -0.56 -0.65 12.88 -148.98 -1.92 -2.56 16 26 Si 0.81 0.25 30.60 68.60 2.10 2.35 16 27 N -0.54 -1.69 6.07 -171.11 -1.04 -2.73 16 28 C -0.12 0.98 7.39 31.12 0.23 1.21 16 29 H 0.06 0.18 8.14 -2.39 -0.02 0.16 16 30 H 0.09 0.03 8.14 -2.39 -0.02 0.01 16 31 H 0.06 0.59 5.88 -2.39 -0.01 0.57 16 32 H 0.07 -0.16 8.14 -2.39 -0.02 -0.18 16 33 H 0.10 -0.50 8.14 -2.39 -0.02 -0.52 16 34 H 0.07 -0.17 8.14 -2.39 -0.02 -0.19 16 35 H 0.06 0.61 5.88 -2.38 -0.01 0.59 16 36 H 0.09 0.05 8.14 -2.39 -0.02 0.03 16 37 H 0.06 0.21 8.14 -2.39 -0.02 0.19 16 38 H 0.42 -2.28 8.82 -92.71 -0.82 -3.09 16 39 H 0.06 0.07 8.14 -2.39 -0.02 0.05 16 40 H 0.10 -0.44 7.91 -2.39 -0.02 -0.46 16 41 H 0.09 -1.01 7.86 -2.38 -0.02 -1.02 16 42 H 0.09 -1.11 8.14 -2.39 -0.02 -1.13 16 43 H 0.05 0.04 8.14 -2.39 -0.02 0.03 16 44 H 0.05 0.08 8.14 -2.39 -0.02 0.06 16 45 H 0.42 -5.34 8.47 -92.71 -0.79 -6.12 16 46 H 0.13 -1.38 8.14 -2.39 -0.02 -1.40 16 47 H 0.15 -1.55 8.14 -2.39 -0.02 -1.57 16 48 H 0.14 0.41 8.06 -2.91 -0.02 0.39 16 49 H 0.15 0.14 6.24 -2.91 -0.02 0.12 16 50 H 0.10 0.39 7.96 -2.39 -0.02 0.38 16 51 H 0.40 -2.70 8.70 -74.06 -0.64 -3.34 16 52 H -0.30 -2.12 7.11 99.48 0.71 -1.41 16 53 H -0.29 -1.81 7.11 99.48 0.71 -1.10 16 54 H 0.42 -0.09 8.96 -92.70 -0.83 -0.92 16 55 H 0.11 -1.29 8.07 -2.39 -0.02 -1.31 16 56 H 0.08 -0.69 8.14 -2.39 -0.02 -0.70 16 Total: 0.00 -30.86 452.34 -2.80 -33.65 By element: Atomic # 1 Polarization: -20.02 SS G_CDS: -2.12 Total: -22.14 kcal Atomic # 6 Polarization: 5.37 SS G_CDS: 6.17 Total: 11.54 kcal Atomic # 7 Polarization: 2.04 SS G_CDS: -6.66 Total: -4.62 kcal Atomic # 8 Polarization: -18.50 SS G_CDS: -2.29 Total: -20.79 kcal Atomic # 14 Polarization: 0.25 SS G_CDS: 2.10 Total: 2.35 kcal Total: -30.86 -2.80 -33.65 kcal The number of atoms in the molecule is 56 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_16659234_14644196.mol2 56 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 -60.642 kcal (2) G-P(sol) polarization free energy of solvation -30.856 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -91.497 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -2.797 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -33.653 kcal (6) G-S(sol) free energy of system = (1) + (5) -94.295 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 1.65 seconds