Wall clock time and date at job start Tue Mar 31 2020 23:56:25 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 O 1.42904 * 1 3 3 C 1.42899 * 113.99589 * 2 1 4 4 C 1.53006 * 109.46939 * 179.97438 * 3 2 1 5 5 C 1.52995 * 109.47118 * 175.70217 * 4 3 2 6 6 N 1.46504 * 109.46135 * 302.68051 * 5 4 3 7 7 C 1.34781 * 120.00046 * 301.79903 * 6 5 4 8 8 O 1.21280 * 119.99685 * 354.96089 * 7 6 5 9 9 C 1.50696 * 120.00421 * 174.96409 * 7 6 5 10 10 H 1.08997 * 110.33221 * 304.30214 * 9 7 6 11 11 C 1.54487 * 110.37008 * 66.54525 * 9 7 6 12 12 C 1.54685 * 103.97832 * 142.73823 * 11 9 7 13 13 H 1.08993 * 110.58252 * 241.45145 * 12 11 9 14 14 C 1.53002 * 110.54004 * 118.80211 * 12 11 9 15 15 C 1.54478 * 104.07874 * 0.13710 * 12 11 9 16 16 O 1.44426 * 104.80754 * 335.92843 * 15 12 11 17 17 C 1.53035 * 109.46047 * 182.70982 * 5 4 3 18 18 C 1.53195 * 109.31337 * 178.59848 * 17 5 4 19 19 N 1.46922 * 108.76629 * 54.65578 * 18 17 5 20 20 C 1.36933 * 120.63454 * 126.36195 * 19 18 17 21 21 H 1.08001 * 120.00084 * 209.54164 * 20 19 18 22 22 C 1.38811 * 120.00249 * 29.53780 * 20 19 18 23 23 N 1.31624 * 119.99478 * 18.84159 * 22 20 19 24 24 Si 1.86797 * 120.00442 * 198.84780 * 22 20 19 25 25 H 1.48490 * 109.47352 * 94.98108 * 24 22 20 26 26 H 1.48501 * 109.46929 * 214.98601 * 24 22 20 27 27 H 1.48502 * 109.46835 * 334.97960 * 24 22 20 28 28 C 1.46929 * 118.73640 * 306.38383 * 19 18 17 29 29 C 1.53039 * 109.46495 * 62.65251 * 5 4 3 30 30 H 1.08997 * 109.46730 * 179.97438 * 1 2 3 31 31 H 1.08994 * 109.46889 * 299.99514 * 1 2 3 32 32 H 1.08996 * 109.47117 * 60.00082 * 1 2 3 33 33 H 1.09003 * 109.46798 * 60.00385 * 3 2 1 34 34 H 1.08994 * 109.47896 * 300.00163 * 3 2 1 35 35 H 1.09000 * 109.46838 * 295.70291 * 4 3 2 36 36 H 1.08998 * 109.46665 * 55.70152 * 4 3 2 37 37 H 0.96996 * 120.00518 * 121.78562 * 6 5 4 38 38 H 1.08996 * 110.50878 * 261.45554 * 11 9 7 39 39 H 1.09002 * 110.51052 * 24.16874 * 11 9 7 40 40 H 1.08994 * 109.47409 * 303.86884 * 14 12 11 41 41 H 1.08997 * 109.46788 * 63.86976 * 14 12 11 42 42 H 1.09001 * 109.46922 * 183.86458 * 14 12 11 43 43 H 1.09000 * 110.37612 * 217.09716 * 15 12 11 44 44 H 1.08999 * 110.47081 * 94.80508 * 15 12 11 45 45 H 1.08995 * 109.49749 * 298.56158 * 17 5 4 46 46 H 1.09004 * 109.49814 * 58.66100 * 17 5 4 47 47 H 1.09001 * 109.60175 * 294.86692 * 18 17 5 48 48 H 1.09001 * 109.70224 * 174.50563 * 18 17 5 49 49 H 0.97005 * 119.99992 * 180.02562 * 23 22 20 50 50 H 1.08997 * 109.58908 * 293.81692 * 28 19 18 51 51 H 1.09007 * 109.58843 * 173.39665 * 28 19 18 52 52 H 1.09002 * 109.49836 * 301.33950 * 29 5 4 53 53 H 1.08997 * 109.49437 * 61.39948 * 29 5 4 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 8 1.4290 0.0000 0.0000 3 6 2.0102 1.3055 0.0000 4 6 3.5355 1.1847 0.0006 5 6 4.1574 2.5784 -0.1075 6 7 3.6680 3.2386 -1.3203 7 6 3.8650 2.6671 -2.5249 8 8 4.5258 1.6541 -2.6147 9 6 3.2643 3.2867 -3.7603 10 1 2.1863 3.3971 -3.6427 11 6 3.9171 4.6574 -4.0462 12 6 4.0109 4.7120 -5.5892 13 1 5.0505 4.7882 -5.9074 14 6 3.1969 5.8869 -6.1352 15 6 3.4006 3.3700 -6.0505 16 8 3.5637 2.4831 -4.9224 17 6 5.6811 2.4529 -0.1749 18 6 6.2985 3.8475 -0.3182 19 7 5.8111 4.6952 0.7783 20 6 6.6907 5.3622 1.5886 21 1 6.4262 5.5740 2.6140 22 6 7.9224 5.7661 1.0920 23 7 8.1116 5.8529 -0.2077 24 14 9.3115 6.1863 2.2681 25 1 10.1766 4.9945 2.4584 26 1 10.1180 7.2985 1.7044 27 1 8.7441 6.6001 3.5766 28 6 4.3619 4.8133 0.9893 29 6 3.7662 3.4079 1.1177 30 1 -0.3633 -1.0277 -0.0005 31 1 -0.3633 0.5137 0.8900 32 1 -0.3633 0.5138 -0.8900 33 1 1.6885 1.8463 0.8901 34 1 1.6886 1.8465 -0.8899 35 1 3.8621 0.7119 0.9269 36 1 3.8522 0.5786 -0.8481 37 1 3.2020 4.0869 -1.2564 38 1 3.2888 5.4652 -3.6710 39 1 4.9110 4.7072 -3.6015 40 1 2.1660 5.8059 -5.7910 41 1 3.6264 6.8232 -5.7789 42 1 3.2187 5.8687 -7.2249 43 1 3.9397 2.9856 -6.9164 44 1 2.3436 3.4930 -6.2866 45 1 6.0483 1.9844 0.7382 46 1 5.9582 1.8424 -1.0344 47 1 6.0042 4.2813 -1.2739 48 1 7.3850 3.7752 -0.2690 49 1 8.9724 6.1348 -0.5548 50 1 3.9095 5.3258 0.1403 51 1 4.1702 5.3763 1.9029 52 1 2.6801 3.4772 1.1784 53 1 4.1510 2.9299 2.0185 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 ZINC001151216336.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 23:56:25 Heat of formation + Delta-G solvation = -108.543676 kcal Electronic energy + Delta-G solvation = -32677.098158 eV Core-core repulsion = 28549.429092 eV Total energy + Delta-G solvation = -4127.669066 eV No. of doubly occupied orbitals = 66 Molecular weight (most abundant/longest-lived isotopes) = 340.220 amu Computer time = 1.39 seconds Orbital eigenvalues (eV) -40.60120 -39.31398 -37.70839 -37.05992 -34.54885 -33.63009 -32.31806 -31.51017 -30.21807 -29.74723 -28.78405 -26.53733 -26.39245 -24.88798 -23.91570 -23.15106 -22.08354 -20.87980 -20.60551 -20.11492 -18.65040 -17.61484 -16.83844 -16.46360 -16.11452 -15.87236 -15.66521 -15.13220 -15.01525 -14.85865 -14.43231 -14.17747 -13.93084 -13.83075 -13.50344 -13.39416 -13.19391 -13.16975 -12.94449 -12.71532 -12.39987 -12.27219 -11.76815 -11.61969 -11.48741 -11.42703 -11.29796 -11.08245 -11.07732 -10.95309 -10.85795 -10.74285 -10.72447 -10.36150 -10.26872 -10.00518 -9.96852 -9.74194 -9.66356 -9.43309 -8.96742 -8.59686 -8.46317 -6.66650 -5.80459 -3.23446 2.91122 3.13607 3.37413 3.45180 3.45586 3.79661 4.07439 4.41127 4.48886 4.63091 4.75467 4.87878 5.01839 5.07000 5.12477 5.17144 5.24038 5.29975 5.33396 5.34528 5.36786 5.41899 5.45505 5.50543 5.51984 5.54748 5.61210 5.63245 5.71434 5.78334 5.89775 5.99319 6.01932 6.11116 6.12495 6.18530 6.34774 6.39588 6.50574 6.62239 6.64686 6.69292 6.82090 6.88951 7.06769 7.20978 7.38116 7.66579 7.79817 7.87186 8.44222 8.57788 9.20002 9.83390 10.40910 11.27553 Molecular weight = 340.22amu Principal moments of inertia in cm(-1) A = 0.008243 B = 0.004576 C = 0.003216 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 3395.909105 B = 6117.608306 C = 8704.271676 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C 0.033 3.967 2 O -0.392 6.392 3 C 0.067 3.933 4 C -0.130 4.130 5 C 0.197 3.803 6 N -0.711 5.711 7 C 0.521 3.479 8 O -0.514 6.514 9 C 0.058 3.942 10 H 0.087 0.913 11 C -0.142 4.142 12 C -0.126 4.126 13 H 0.087 0.913 14 C -0.143 4.143 15 C 0.046 3.954 16 O -0.344 6.344 17 C -0.151 4.151 18 C 0.182 3.818 19 N -0.589 5.589 20 C -0.257 4.257 21 H 0.064 0.936 22 C 0.007 3.993 23 N -0.897 5.897 24 Si 0.899 3.101 25 H -0.287 1.287 26 H -0.292 1.292 27 H -0.279 1.279 28 C 0.147 3.853 29 C -0.140 4.140 30 H 0.082 0.918 31 H 0.038 0.962 32 H 0.037 0.963 33 H 0.048 0.952 34 H 0.044 0.956 35 H 0.075 0.925 36 H 0.090 0.910 37 H 0.397 0.603 38 H 0.085 0.915 39 H 0.089 0.911 40 H 0.056 0.944 41 H 0.062 0.938 42 H 0.057 0.943 43 H 0.093 0.907 44 H 0.060 0.940 45 H 0.061 0.939 46 H 0.074 0.926 47 H 0.018 0.982 48 H 0.079 0.921 49 H 0.253 0.747 50 H 0.013 0.987 51 H 0.056 0.944 52 H 0.056 0.944 53 H 0.077 0.923 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -15.971 -3.174 -7.385 17.880 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 -0.064 4.064 2 O -0.311 6.311 3 C -0.010 4.010 4 C -0.169 4.169 5 C 0.112 3.888 6 N -0.364 5.364 7 C 0.306 3.694 8 O -0.388 6.388 9 C -0.003 4.003 10 H 0.104 0.896 11 C -0.180 4.180 12 C -0.144 4.144 13 H 0.105 0.895 14 C -0.200 4.200 15 C -0.031 4.031 16 O -0.261 6.261 17 C -0.191 4.191 18 C 0.056 3.944 19 N -0.312 5.312 20 C -0.387 4.387 21 H 0.082 0.918 22 C -0.192 4.192 23 N -0.541 5.541 24 Si 0.729 3.271 25 H -0.214 1.214 26 H -0.219 1.219 27 H -0.204 1.204 28 C 0.020 3.980 29 C -0.180 4.180 30 H 0.100 0.900 31 H 0.057 0.943 32 H 0.056 0.944 33 H 0.066 0.934 34 H 0.062 0.938 35 H 0.093 0.907 36 H 0.108 0.892 37 H 0.232 0.768 38 H 0.104 0.896 39 H 0.108 0.892 40 H 0.075 0.925 41 H 0.081 0.919 42 H 0.076 0.924 43 H 0.111 0.889 44 H 0.078 0.922 45 H 0.079 0.921 46 H 0.093 0.907 47 H 0.036 0.964 48 H 0.097 0.903 49 H 0.063 0.937 50 H 0.031 0.969 51 H 0.074 0.926 52 H 0.075 0.925 53 H 0.095 0.905 Dipole moment (debyes) X Y Z Total from point charges -15.164 -4.249 -7.536 17.458 hybrid contribution 0.230 1.186 0.532 1.320 sum -14.933 -3.063 -7.004 16.776 Atomic orbital electron populations 1.22687 0.81681 1.02368 0.99662 1.87895 1.19162 1.28715 1.95358 1.22584 0.94689 0.84014 0.99674 1.21979 0.92395 0.98162 1.04320 1.20189 0.95128 0.90136 0.83392 1.46003 1.59647 1.25185 1.05601 1.19989 0.80785 0.84745 0.83886 1.90661 1.37797 1.24584 1.85805 1.22860 0.99206 0.90995 0.87249 0.89580 1.23049 1.03319 0.95601 0.96017 1.22555 1.01355 0.95530 0.94988 0.89459 1.21810 0.99659 0.97689 1.00854 1.23571 0.99995 0.89190 0.90342 1.89272 1.90467 1.32697 1.13711 1.22592 0.92601 1.01808 1.02094 1.20616 0.99013 0.85378 0.89399 1.44043 0.99139 1.52169 1.35828 1.19147 0.96504 1.31137 0.91904 0.91832 1.25041 0.99804 0.98901 0.95462 1.70060 1.23294 1.49908 1.10806 0.86334 0.82631 0.77625 0.80531 1.21446 1.21854 1.20384 1.20855 0.86520 0.92259 0.98367 1.22411 0.99258 0.99356 0.96965 0.89953 0.94306 0.94413 0.93385 0.93753 0.90668 0.89189 0.76821 0.89597 0.89216 0.92469 0.91927 0.92385 0.88887 0.92177 0.92053 0.90746 0.96424 0.90311 0.93698 0.96881 0.92569 0.92543 0.90451 Number of geometries 1 Number of calculations of the screened coulomb radii 1 The total number of SCF iterations 19. 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 0.03 0.34 11.01 101.05 1.11 1.45 16 2 O -0.39 -5.64 10.70 -35.23 -0.38 -6.02 16 3 C 0.07 0.91 5.41 37.16 0.20 1.11 16 4 C -0.13 -2.04 4.35 -26.73 -0.12 -2.16 16 5 C 0.20 3.22 0.35 -131.78 -0.05 3.17 16 6 N -0.71 -10.63 3.18 -47.57 -0.15 -10.79 16 7 C 0.52 8.58 6.35 -10.99 -0.07 8.51 16 8 O -0.51 -10.49 12.82 -13.65 -0.18 -10.66 16 9 C 0.06 0.78 3.71 -27.10 -0.10 0.68 16 10 H 0.09 0.93 8.14 -51.93 -0.42 0.51 16 11 C -0.14 -1.73 6.28 -25.06 -0.16 -1.89 16 12 C -0.13 -1.31 3.72 -88.96 -0.33 -1.65 16 13 H 0.09 0.97 8.14 -51.93 -0.42 0.54 16 14 C -0.14 -1.15 8.95 37.16 0.33 -0.82 16 15 C 0.05 0.50 7.18 37.93 0.27 0.77 16 16 O -0.34 -5.23 10.91 -54.44 -0.59 -5.82 16 17 C -0.15 -3.03 4.69 -26.61 -0.12 -3.16 16 18 C 0.18 4.28 5.05 -3.71 -0.02 4.26 16 19 N -0.59 -13.97 2.98 -172.32 -0.51 -14.49 16 20 C -0.26 -6.85 9.55 -15.06 -0.14 -6.99 16 21 H 0.06 1.67 7.90 -52.49 -0.41 1.26 16 22 C 0.01 0.20 4.85 -17.43 -0.08 0.11 16 23 N -0.90 -25.69 11.43 55.49 0.63 -25.05 16 24 Si 0.90 21.50 29.59 -169.99 -5.03 16.47 16 25 H -0.29 -6.94 7.11 56.52 0.40 -6.54 16 26 H -0.29 -7.06 7.11 56.52 0.40 -6.66 16 27 H -0.28 -6.50 7.11 56.52 0.40 -6.10 16 28 C 0.15 2.77 6.24 -3.71 -0.02 2.74 16 29 C -0.14 -2.18 4.70 -26.61 -0.13 -2.31 16 30 H 0.08 0.71 8.14 -51.93 -0.42 0.29 16 31 H 0.04 0.34 8.14 -51.93 -0.42 -0.08 16 32 H 0.04 0.35 8.14 -51.93 -0.42 -0.07 16 33 H 0.05 0.59 6.69 -51.93 -0.35 0.24 16 34 H 0.04 0.59 7.28 -51.93 -0.38 0.21 16 35 H 0.07 1.16 8.14 -51.93 -0.42 0.74 16 36 H 0.09 1.65 6.29 -51.93 -0.33 1.32 16 37 H 0.40 5.16 7.22 -40.82 -0.29 4.87 16 38 H 0.09 0.87 7.74 -51.93 -0.40 0.47 16 39 H 0.09 1.37 7.86 -51.93 -0.41 0.96 16 40 H 0.06 0.41 8.14 -51.93 -0.42 -0.01 16 41 H 0.06 0.52 8.14 -51.93 -0.42 0.09 16 42 H 0.06 0.40 8.14 -51.93 -0.42 -0.02 16 43 H 0.09 0.89 8.14 -51.93 -0.42 0.47 16 44 H 0.06 0.53 7.87 -51.93 -0.41 0.12 16 45 H 0.06 1.24 8.14 -51.93 -0.42 0.82 16 46 H 0.07 1.59 6.17 -51.93 -0.32 1.27 16 47 H 0.02 0.44 7.74 -51.93 -0.40 0.04 16 48 H 0.08 2.15 6.23 -51.93 -0.32 1.82 16 49 H 0.25 7.07 8.31 -40.82 -0.34 6.73 16 50 H 0.01 0.24 6.90 -51.93 -0.36 -0.12 16 51 H 0.06 1.05 7.93 -51.93 -0.41 0.64 16 52 H 0.06 0.72 6.53 -51.93 -0.34 0.38 16 53 H 0.08 1.26 8.14 -51.93 -0.42 0.84 16 LS Contribution 401.71 15.07 6.05 6.05 Total: -1.00 -32.52 401.71 -8.92 -41.44 By element: Atomic # 1 Polarization: 14.38 SS G_CDS: -9.34 Total: 5.03 kcal Atomic # 6 Polarization: 3.26 SS G_CDS: 0.58 Total: 3.84 kcal Atomic # 7 Polarization: -50.30 SS G_CDS: -0.03 Total: -50.33 kcal Atomic # 8 Polarization: -21.36 SS G_CDS: -1.15 Total: -22.51 kcal Atomic # 14 Polarization: 21.50 SS G_CDS: -5.03 Total: 16.47 kcal Total LS contribution 6.05 Total: 6.05 kcal Total: -32.52 -8.92 -41.44 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. ZINC001151216336.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 -67.105 kcal (2) G-P(sol) polarization free energy of solvation -32.519 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -99.624 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -8.920 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -41.439 kcal (6) G-S(sol) free energy of system = (1) + (5) -108.544 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 1.40 seconds