Wall clock time and date at job start Tue Mar 31 2020 21:38:49 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 1.53004 * 1 3 3 H 1.08998 * 109.50700 * 2 1 4 4 C 1.53297 * 109.51098 * 120.10059 * 2 1 3 5 5 N 1.47148 * 108.37367 * 172.32700 * 4 2 1 6 6 C 1.34778 * 120.98539 * 129.38217 * 5 4 2 7 7 O 1.21288 * 119.99899 * 180.02562 * 6 5 4 8 8 C 1.50704 * 120.00296 * 0.02768 * 6 5 4 9 9 H 1.09000 * 115.54718 * 325.66522 * 8 6 5 10 10 C 1.52998 * 117.50219 * 111.37372 * 8 6 5 11 11 C 1.52991 * 117.49960 * 179.97438 * 8 6 5 12 12 C 1.53004 * 117.50088 * 359.97438 * 11 8 6 13 13 C 1.53000 * 117.49906 * 144.99703 * 11 8 6 14 14 C 1.47148 * 118.02675 * 309.40823 * 5 4 2 15 15 C 1.53253 * 108.41236 * 50.47372 * 14 5 4 16 16 C 1.52986 * 109.39797 * 67.82808 * 15 14 5 17 17 C 1.53192 * 109.34586 * 181.13306 * 16 15 14 18 18 N 1.46935 * 108.77577 * 305.42610 * 17 16 15 19 19 C 1.36933 * 120.64170 * 233.39903 * 18 17 16 20 20 H 1.08001 * 120.00041 * 152.67299 * 19 18 17 21 21 C 1.38815 * 120.00390 * 332.67878 * 19 18 17 22 22 N 1.31614 * 120.00396 * 159.36647 * 21 19 18 23 23 Si 1.86799 * 119.99773 * 339.35757 * 21 19 18 24 24 H 1.48496 * 109.46857 * 92.82637 * 23 21 19 25 25 H 1.48492 * 109.47338 * 212.82822 * 23 21 19 26 26 H 1.48504 * 109.47250 * 332.82987 * 23 21 19 27 27 C 1.46925 * 118.71348 * 53.67475 * 18 17 16 28 28 C 1.52999 * 109.36480 * 187.91672 * 15 14 5 29 29 O 1.42900 * 109.32175 * 307.85251 * 15 14 5 30 30 H 1.08993 * 109.47293 * 299.90589 * 1 2 3 31 31 H 1.09003 * 109.46915 * 59.90258 * 1 2 3 32 32 H 1.08996 * 109.46980 * 179.89378 * 1 2 3 33 33 H 1.08998 * 109.68345 * 52.60570 * 4 2 1 34 34 H 1.09007 * 109.68035 * 292.05264 * 4 2 1 35 35 H 1.09003 * 117.49633 * 214.98348 * 10 8 6 36 36 H 1.08999 * 117.49355 * 0.02562 * 10 8 6 37 37 H 1.08990 * 109.47070 * 60.00306 * 12 11 8 38 38 H 1.09005 * 109.47086 * 180.02562 * 12 11 8 39 39 H 1.08994 * 109.46753 * 299.99877 * 12 11 8 40 40 H 1.08994 * 109.47456 * 59.99804 * 13 11 8 41 41 H 1.09000 * 109.47434 * 179.97438 * 13 11 8 42 42 H 1.08998 * 109.47258 * 299.99517 * 13 11 8 43 43 H 1.09003 * 109.67655 * 290.74106 * 14 5 4 44 44 H 1.09005 * 109.67644 * 170.20117 * 14 5 4 45 45 H 1.08997 * 109.49091 * 61.16875 * 16 15 14 46 46 H 1.09000 * 109.50848 * 301.10375 * 16 15 14 47 47 H 1.09003 * 109.58758 * 185.63752 * 17 16 15 48 48 H 1.08998 * 109.59100 * 65.21623 * 17 16 15 49 49 H 0.96998 * 120.00290 * 179.97438 * 22 21 19 50 50 H 1.09007 * 109.58835 * 66.10415 * 27 18 17 51 51 H 1.08998 * 109.58979 * 186.52772 * 27 18 17 52 52 H 1.09002 * 109.48903 * 298.80226 * 28 15 14 53 53 H 1.09001 * 109.48956 * 58.87295 * 28 15 14 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 1 1.8940 1.0274 0.0000 4 6 2.0420 -0.7247 1.2501 5 7 3.5014 -0.8734 1.1349 6 6 4.3185 -0.4984 2.1391 7 8 5.5190 -0.6286 2.0248 8 6 3.7406 0.0826 3.4038 9 1 2.8465 0.6926 3.2751 10 6 3.8470 -0.7555 4.6793 11 6 4.7201 0.4883 4.5068 12 6 6.2115 0.2725 4.2417 13 6 4.3700 1.7196 5.3447 14 6 4.0423 -1.4432 -0.1093 15 6 3.4317 -0.6864 -1.2938 16 6 3.9556 0.7509 -1.3030 17 6 3.3227 1.5143 -2.4707 18 7 3.5745 0.7715 -3.7132 19 6 4.1525 1.3886 -4.7903 20 1 4.7268 0.8110 -5.4995 21 6 4.0005 2.7566 -4.9706 22 7 4.8482 3.4186 -5.7291 23 14 2.5926 3.6577 -4.1369 24 1 3.0523 4.1928 -2.8301 25 1 2.1423 4.7789 -5.0001 26 1 1.4641 2.7178 -3.9174 27 6 3.1884 -0.6446 -3.7796 28 6 3.8228 -1.3845 -2.5978 29 8 2.0085 -0.6761 -1.1653 30 1 -0.3633 0.5123 0.8908 31 1 -0.3633 0.5154 -0.8891 32 1 -0.3633 -1.0276 -0.0019 33 1 1.5772 -1.7080 1.3206 34 1 1.8014 -0.1397 2.1379 35 1 3.0226 -0.6972 5.3901 36 1 4.3353 -1.7271 4.6038 37 1 6.5114 0.8463 3.3649 38 1 6.7860 0.6036 5.1069 39 1 6.3995 -0.7864 4.0647 40 1 3.4184 1.5563 5.8504 41 1 5.1508 1.8885 6.0863 42 1 4.2912 2.5910 4.6948 43 1 3.7800 -2.4992 -0.1738 44 1 5.1266 -1.3324 -0.1227 45 1 5.0393 0.7422 -1.4188 46 1 3.6939 1.2397 -0.3645 47 1 3.7671 2.5070 -2.5420 48 1 2.2484 1.6035 -2.3096 49 1 4.7418 4.3744 -5.8554 50 1 2.1031 -0.7304 -3.7244 51 1 3.5440 -1.0768 -4.7149 52 1 4.9077 -1.3762 -2.7035 53 1 3.4667 -2.4145 -2.5800 RHF calculation, no. of doubly occupied orbitals= 65 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 ZINC001098586713.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 21:38:49 Heat of formation + Delta-G solvation = -21.994414 kcal Electronic energy + Delta-G solvation = -32040.024330 eV Core-core repulsion = 28106.564374 eV Total energy + Delta-G solvation = -3933.459956 eV No. of doubly occupied orbitals = 65 Molecular weight (most abundant/longest-lived isotopes) = 336.220 amu Computer time = 1.28 seconds Orbital eigenvalues (eV) -40.98493 -39.62486 -37.32746 -36.62108 -34.68207 -33.66637 -31.68721 -30.49554 -30.32651 -29.68962 -27.64457 -27.58402 -26.40499 -24.66824 -23.15504 -23.03650 -22.00204 -20.81968 -19.83725 -19.24804 -18.64499 -17.53703 -17.01951 -16.15070 -15.94866 -15.50534 -15.11029 -14.91767 -14.65860 -14.34156 -14.29048 -13.99721 -13.86059 -13.64074 -13.53932 -13.18989 -13.08362 -12.81284 -12.48084 -12.45915 -12.29490 -12.12200 -12.09226 -12.06401 -11.79870 -11.78251 -11.60424 -11.44059 -11.30711 -10.91455 -10.76006 -10.48134 -10.43789 -10.19060 -10.15008 -9.97306 -9.79864 -9.61600 -9.52152 -9.34063 -8.64533 -8.41249 -6.91892 -5.91778 -3.26483 2.37522 2.76135 3.32937 3.48814 3.49349 3.53920 3.72999 4.19179 4.35708 4.47673 4.55895 4.58124 4.71636 4.83672 4.85098 4.94566 4.97912 5.05459 5.11564 5.22335 5.29753 5.33569 5.37141 5.41330 5.43232 5.48367 5.50675 5.62270 5.66577 5.69782 5.78709 5.78775 5.83215 5.85740 5.89435 6.00220 6.04384 6.09359 6.16485 6.21365 6.25176 6.33426 6.37098 6.43369 6.62773 6.67557 6.75193 6.99089 7.27878 7.44472 8.00487 8.10212 8.36663 8.98505 9.76172 10.15691 11.24463 Molecular weight = 336.22amu Principal moments of inertia in cm(-1) A = 0.013904 B = 0.003723 C = 0.003551 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 2013.354519 B = 7518.963437 C = 7882.741753 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.142 4.142 2 C 0.067 3.933 3 H 0.066 0.934 4 C 0.081 3.919 5 N -0.608 5.608 6 C 0.545 3.455 7 O -0.532 6.532 8 C -0.190 4.190 9 H 0.122 0.878 10 C -0.146 4.146 11 C -0.092 4.092 12 C -0.104 4.104 13 C -0.117 4.117 14 C 0.091 3.909 15 C 0.118 3.882 16 C -0.153 4.153 17 C 0.135 3.865 18 N -0.605 5.605 19 C -0.257 4.257 20 H 0.086 0.914 21 C 0.023 3.977 22 N -0.910 5.910 23 Si 0.881 3.119 24 H -0.291 1.291 25 H -0.304 1.304 26 H -0.269 1.269 27 C 0.154 3.846 28 C -0.118 4.118 29 O -0.357 6.357 30 H 0.069 0.931 31 H 0.069 0.931 32 H 0.064 0.936 33 H 0.076 0.924 34 H 0.091 0.909 35 H 0.103 0.897 36 H 0.098 0.902 37 H 0.069 0.931 38 H 0.048 0.952 39 H 0.064 0.936 40 H 0.058 0.942 41 H 0.065 0.935 42 H 0.062 0.938 43 H 0.071 0.929 44 H 0.100 0.900 45 H 0.074 0.926 46 H 0.053 0.947 47 H 0.069 0.931 48 H 0.027 0.973 49 H 0.262 0.738 50 H 0.031 0.969 51 H 0.063 0.937 52 H 0.078 0.922 53 H 0.064 0.936 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -6.812 -9.133 22.324 25.063 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 -0.200 4.200 2 C 0.008 3.992 3 H 0.084 0.916 4 C -0.043 4.043 5 N -0.341 5.341 6 C 0.334 3.666 7 O -0.409 6.409 8 C -0.211 4.211 9 H 0.140 0.860 10 C -0.184 4.184 11 C -0.093 4.093 12 C -0.161 4.161 13 C -0.174 4.174 14 C -0.032 4.032 15 C 0.078 3.922 16 C -0.192 4.192 17 C 0.010 3.990 18 N -0.328 5.328 19 C -0.385 4.385 20 H 0.104 0.896 21 C -0.176 4.176 22 N -0.553 5.553 23 Si 0.711 3.289 24 H -0.219 1.219 25 H -0.232 1.232 26 H -0.194 1.194 27 C 0.028 3.972 28 C -0.158 4.158 29 O -0.277 6.277 30 H 0.088 0.912 31 H 0.088 0.912 32 H 0.083 0.917 33 H 0.094 0.906 34 H 0.109 0.891 35 H 0.121 0.879 36 H 0.117 0.883 37 H 0.088 0.912 38 H 0.067 0.933 39 H 0.083 0.917 40 H 0.077 0.923 41 H 0.084 0.916 42 H 0.081 0.919 43 H 0.089 0.911 44 H 0.118 0.882 45 H 0.093 0.907 46 H 0.071 0.929 47 H 0.087 0.913 48 H 0.045 0.955 49 H 0.072 0.928 50 H 0.049 0.951 51 H 0.081 0.919 52 H 0.096 0.904 53 H 0.082 0.918 Dipole moment (debyes) X Y Z Total from point charges -6.223 -9.146 22.014 24.637 hybrid contribution -0.833 0.808 0.584 1.299 sum -7.056 -8.337 22.598 25.099 Atomic orbital electron populations 1.21706 0.92505 1.02963 1.02777 1.22431 0.95272 0.96217 0.85262 0.91589 1.22525 0.80238 1.01848 0.99639 1.48073 1.06742 1.62899 1.16430 1.19646 0.86194 0.77225 0.83532 1.90703 1.14451 1.55023 1.80722 1.22380 1.03266 1.06211 0.89261 0.86032 1.23196 1.02586 0.96080 0.96494 1.21585 0.94058 0.96009 0.97617 1.21361 0.90855 1.02962 1.00881 1.21405 1.01473 0.95671 0.98869 1.22420 1.00940 0.97096 0.82724 1.21732 0.80566 0.95542 0.94360 1.22525 1.02003 0.95380 0.99314 1.21194 0.96948 0.95355 0.85525 1.44342 1.71463 1.06908 1.10127 1.18946 1.24952 0.91883 1.02761 0.89631 1.25269 0.98185 0.96588 0.97545 1.69834 1.35496 1.08041 1.41908 0.86971 0.85186 0.79086 0.77616 1.21907 1.23203 1.19424 1.20818 0.96596 0.84587 0.95158 1.21995 1.01509 0.98423 0.93849 1.88008 1.20931 1.76424 1.42291 0.91231 0.91190 0.91690 0.90604 0.89119 0.87906 0.88337 0.91224 0.93282 0.91742 0.92334 0.91568 0.91858 0.91082 0.88184 0.90727 0.92888 0.91277 0.95518 0.92840 0.95053 0.91886 0.90352 0.91754 Number of geometries 1 Number of calculations of the screened coulomb radii 1 The total number of SCF iterations 17. 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 -0.14 -1.43 9.57 37.16 0.36 -1.08 16 2 C 0.07 0.85 3.01 -26.58 -0.08 0.77 16 3 H 0.07 0.93 6.29 -51.93 -0.33 0.61 16 4 C 0.08 0.84 5.84 -3.53 -0.02 0.82 16 5 N -0.61 -7.85 2.52 -172.30 -0.43 -8.29 16 6 C 0.55 7.36 7.48 -10.98 -0.08 7.28 16 7 O -0.53 -8.75 12.57 5.55 0.07 -8.68 16 8 C -0.19 -1.92 4.90 -91.78 -0.45 -2.37 16 9 H 0.12 1.04 6.55 -51.93 -0.34 0.70 16 10 C -0.15 -1.22 9.52 -26.76 -0.25 -1.47 16 11 C -0.09 -0.88 2.70 -154.54 -0.42 -1.30 16 12 C -0.10 -1.16 8.09 37.16 0.30 -0.86 16 13 C -0.12 -0.88 9.85 37.16 0.37 -0.52 16 14 C 0.09 1.29 5.29 -3.56 -0.02 1.27 16 15 C 0.12 1.91 0.68 -90.50 -0.06 1.84 16 16 C -0.15 -2.87 4.33 -26.64 -0.12 -2.99 16 17 C 0.14 3.06 3.97 -3.71 -0.01 3.04 16 18 N -0.60 -14.67 2.77 -172.31 -0.48 -15.14 16 19 C -0.26 -7.30 10.04 -15.06 -0.15 -7.45 16 20 H 0.09 2.57 8.06 -52.49 -0.42 2.15 16 21 C 0.02 0.67 5.23 -17.43 -0.09 0.58 16 22 N -0.91 -28.34 13.97 55.49 0.78 -27.57 16 23 Si 0.88 22.89 24.34 -169.99 -4.14 18.75 16 24 H -0.29 -7.34 6.62 56.52 0.37 -6.97 16 25 H -0.30 -7.99 7.11 56.52 0.40 -7.59 16 26 H -0.27 -6.90 6.64 56.52 0.38 -6.52 16 27 C 0.15 3.11 6.28 -3.71 -0.02 3.08 16 28 C -0.12 -1.96 5.10 -26.64 -0.14 -2.10 16 29 O -0.36 -5.65 8.64 -35.23 -0.30 -5.95 16 30 H 0.07 0.52 8.14 -51.93 -0.42 0.10 16 31 H 0.07 0.81 8.14 -51.93 -0.42 0.39 16 32 H 0.06 0.60 8.14 -51.93 -0.42 0.18 16 33 H 0.08 0.72 8.14 -51.93 -0.42 0.30 16 34 H 0.09 0.73 5.59 -51.93 -0.29 0.44 16 35 H 0.10 0.63 8.05 -51.93 -0.42 0.21 16 36 H 0.10 0.88 8.05 -51.93 -0.42 0.46 16 37 H 0.07 0.93 7.25 -51.93 -0.38 0.55 16 38 H 0.05 0.46 7.93 -51.93 -0.41 0.05 16 39 H 0.06 0.79 7.01 -51.93 -0.36 0.43 16 40 H 0.06 0.36 7.90 -51.93 -0.41 -0.05 16 41 H 0.07 0.45 7.92 -51.93 -0.41 0.04 16 42 H 0.06 0.50 8.14 -51.93 -0.42 0.08 16 43 H 0.07 0.92 8.14 -51.93 -0.42 0.50 16 44 H 0.10 1.56 7.07 -51.93 -0.37 1.20 16 45 H 0.07 1.50 8.14 -51.93 -0.42 1.08 16 46 H 0.05 0.94 6.16 -51.93 -0.32 0.62 16 47 H 0.07 1.73 4.51 -51.93 -0.23 1.50 16 48 H 0.03 0.61 6.75 -51.93 -0.35 0.26 16 49 H 0.26 7.75 8.31 -40.82 -0.34 7.41 16 50 H 0.03 0.64 7.82 -51.93 -0.41 0.23 16 51 H 0.06 1.25 7.93 -51.93 -0.41 0.84 16 52 H 0.08 1.32 8.14 -51.93 -0.42 0.90 16 53 H 0.06 0.91 8.14 -51.93 -0.42 0.49 16 LS Contribution 389.48 15.07 5.87 5.87 Total: -1.00 -33.09 389.48 -8.81 -41.90 By element: Atomic # 1 Polarization: 9.84 SS G_CDS: -9.27 Total: 0.56 kcal Atomic # 6 Polarization: -0.55 SS G_CDS: -0.89 Total: -1.45 kcal Atomic # 7 Polarization: -50.86 SS G_CDS: -0.14 Total: -51.00 kcal Atomic # 8 Polarization: -14.40 SS G_CDS: -0.23 Total: -14.64 kcal Atomic # 14 Polarization: 22.89 SS G_CDS: -4.14 Total: 18.75 kcal Total LS contribution 5.87 Total: 5.87 kcal Total: -33.09 -8.81 -41.90 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. ZINC001098586713.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 19.906 kcal (2) G-P(sol) polarization free energy of solvation -33.093 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -13.187 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -8.807 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -41.900 kcal (6) G-S(sol) free energy of system = (1) + (5) -21.994 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 1.28 seconds