Wall clock time and date at job start Tue Mar 31 2020 21:06:45 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 1.53000 * 1 3 3 C 1.53004 * 109.46864 * 2 1 4 4 H 1.08993 * 109.47036 * 304.99989 * 3 2 1 5 5 C 1.53009 * 109.46887 * 65.00225 * 3 2 1 6 6 C 1.53004 * 109.46887 * 179.97438 * 5 3 2 7 7 C 1.53001 * 109.46954 * 300.00174 * 6 5 3 8 8 C 1.52998 * 109.47592 * 59.99652 * 7 6 5 9 9 C 1.52994 * 109.47400 * 300.00558 * 8 7 6 10 10 H 1.09001 * 109.47505 * 179.97438 * 9 8 7 11 11 C 1.50707 * 109.46924 * 299.99918 * 9 8 7 12 12 O 1.21277 * 120.00358 * 96.19228 * 11 9 8 13 13 N 1.34783 * 119.99388 * 276.19853 * 11 9 8 14 14 C 1.47112 * 121.06797 * 4.75384 * 13 11 9 15 15 C 1.53230 * 108.74251 * 127.67344 * 14 13 11 16 16 O 1.43126 * 109.34691 * 54.21813 * 15 14 13 17 17 C 1.42380 * 113.98598 * 300.23423 * 16 15 14 18 18 C 1.52918 * 114.29054 * 285.02127 * 17 16 15 19 19 N 1.47170 * 87.84305 * 271.73386 * 18 17 16 20 20 C 1.36938 * 136.00092 * 153.33336 * 19 18 17 21 21 H 1.08001 * 120.00262 * 355.05209 * 20 19 18 22 22 C 1.38813 * 120.00089 * 175.05347 * 20 19 18 23 23 N 1.31614 * 119.99982 * 189.38179 * 22 20 19 24 24 Si 1.86804 * 119.99956 * 9.38274 * 22 20 19 25 25 H 1.48501 * 109.47324 * 60.28227 * 24 22 20 26 26 H 1.48504 * 109.46839 * 300.28701 * 24 22 20 27 27 H 1.48501 * 109.47068 * 180.28784 * 24 22 20 28 28 C 1.47167 * 87.99897 * 333.58298 * 19 18 17 29 29 C 1.47370 * 121.06147 * 184.72890 * 13 11 9 30 30 H 1.09003 * 109.47023 * 180.02562 * 1 2 3 31 31 H 1.09006 * 109.47547 * 299.99816 * 1 2 3 32 32 H 1.08999 * 109.47566 * 59.99807 * 1 2 3 33 33 H 1.08996 * 109.47114 * 240.00449 * 2 1 3 34 34 H 1.08995 * 109.47018 * 119.99716 * 2 1 3 35 35 H 1.09000 * 109.46896 * 299.99491 * 5 3 2 36 36 H 1.08990 * 109.46973 * 60.00032 * 5 3 2 37 37 H 1.09001 * 109.46878 * 60.00027 * 6 5 3 38 38 H 1.08991 * 109.46822 * 179.97438 * 6 5 3 39 39 H 1.08997 * 109.46781 * 180.02562 * 7 6 5 40 40 H 1.09006 * 109.46850 * 299.99962 * 7 6 5 41 41 H 1.08997 * 109.47114 * 179.97438 * 8 7 6 42 42 H 1.09006 * 109.46770 * 60.00261 * 8 7 6 43 43 H 1.09002 * 109.58695 * 247.44745 * 14 13 11 44 44 H 1.08994 * 109.59413 * 7.73790 * 14 13 11 45 45 H 1.09009 * 109.48645 * 174.18203 * 15 14 13 46 46 H 1.08997 * 109.48973 * 294.22235 * 15 14 13 47 47 H 1.08995 * 113.49265 * 156.98002 * 18 17 16 48 48 H 1.09001 * 113.48518 * 26.47464 * 18 17 16 49 49 H 0.97002 * 120.00120 * 5.01742 * 23 22 20 50 50 H 1.09004 * 113.48595 * 141.17070 * 28 19 18 51 51 H 1.09000 * 113.48903 * 271.67454 * 28 19 18 52 52 H 1.09008 * 109.74727 * 108.61090 * 29 13 11 53 53 H 1.09004 * 109.74536 * 347.89312 * 29 13 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 2.0399 1.4426 0.0000 4 1 1.6053 1.9815 -0.8418 5 6 1.6352 2.1265 1.3075 6 6 2.1457 3.5689 1.3077 7 6 3.6705 3.5702 1.1822 8 6 4.0753 2.8861 -0.1251 9 6 3.5648 1.4439 -0.1254 10 1 3.8528 0.9567 -1.0570 11 6 4.1651 0.6982 1.0385 12 8 3.5443 0.5900 2.0747 13 7 5.3922 0.1517 0.9279 14 6 6.2083 0.3561 -0.2789 15 6 7.5889 0.8708 0.1417 16 8 8.1579 -0.0270 1.1002 17 6 7.3808 -0.1788 2.2836 18 6 7.4556 1.0103 3.2421 19 7 8.6306 0.3708 3.8554 20 6 9.7391 0.7955 4.5382 21 1 9.9265 1.8521 4.6599 22 6 10.6220 -0.1322 5.0739 23 7 11.5816 0.2636 5.8831 24 14 10.4482 -1.9423 4.6462 25 1 10.5949 -2.1207 3.1793 26 1 9.1100 -2.4252 5.0721 27 1 11.5012 -2.7199 5.3473 28 6 8.0950 -0.9247 3.4076 29 6 5.9595 -0.6693 2.0123 30 1 -0.3633 -1.0277 0.0005 31 1 -0.3634 0.5138 0.8900 32 1 -0.3634 0.5138 -0.8899 33 1 1.8933 -0.5137 -0.8900 34 1 1.8933 -0.5138 0.8900 35 1 0.5488 2.1252 1.3970 36 1 2.0698 1.5875 2.1491 37 1 1.7113 4.1082 0.4659 38 1 1.8569 4.0563 2.2389 39 1 4.0342 4.5977 1.1829 40 1 4.1048 3.0309 2.0241 41 1 5.1616 2.8875 -0.2146 42 1 3.6410 3.4255 -0.9669 43 1 6.3171 -0.5891 -0.8109 44 1 5.7252 1.0869 -0.9274 45 1 8.2374 0.9284 -0.7326 46 1 7.4881 1.8613 0.5855 47 1 6.5998 1.0818 3.9133 48 1 7.6837 1.9540 2.7466 49 1 11.6281 1.1912 6.1630 50 1 8.8622 -1.6124 3.0519 51 1 7.4148 -1.3848 4.1244 52 1 5.9828 -1.7158 1.7083 53 1 5.3542 -0.5600 2.9122 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 ZINC001053490136.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 21:06:45 Heat of formation + Delta-G solvation = -17.739806 kcal Electronic energy + Delta-G solvation = -32056.153864 eV Core-core repulsion = 28122.878401 eV Total energy + Delta-G solvation = -3933.275463 eV No. of doubly occupied orbitals = 65 Molecular weight (most abundant/longest-lived isotopes) = 336.220 amu Computer time = 1.14 seconds Orbital eigenvalues (eV) -41.25286 -39.89177 -37.48508 -36.58091 -34.76347 -34.09147 -32.50233 -31.51555 -30.24528 -29.19133 -28.12287 -26.24987 -25.64750 -24.08424 -23.55950 -23.18671 -21.51877 -20.93146 -20.58654 -19.25080 -18.76989 -17.50415 -17.14950 -16.48407 -15.95264 -15.87626 -15.43447 -15.08559 -14.76023 -14.74169 -14.29501 -14.13188 -13.94055 -13.83036 -13.59153 -13.45371 -13.27781 -13.09286 -12.92640 -12.83270 -12.41013 -12.22628 -11.92124 -11.72895 -11.65934 -11.51180 -11.41325 -11.17913 -11.12002 -11.01333 -10.86200 -10.75911 -10.50590 -10.39627 -10.19159 -10.12067 -9.80956 -9.26438 -9.17800 -9.02424 -8.84758 -8.45199 -7.15582 -6.27364 -3.19214 2.55792 2.80700 3.43406 3.49685 3.67292 3.81108 4.20981 4.35898 4.48921 4.58459 4.63725 4.73925 4.77861 4.82329 4.86078 4.87013 4.98014 5.02663 5.07468 5.16834 5.19126 5.23776 5.27676 5.37784 5.41641 5.47163 5.51082 5.54779 5.59608 5.61846 5.67508 5.71586 5.76117 5.81199 5.85566 5.95978 6.04344 6.05075 6.07216 6.11895 6.14972 6.18770 6.19720 6.23963 6.26642 6.37387 6.49913 6.63221 7.07912 7.33564 7.51378 8.16506 8.25666 8.99557 9.51959 10.36231 11.23166 Molecular weight = 336.22amu Principal moments of inertia in cm(-1) A = 0.019827 B = 0.003253 C = 0.003181 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 1411.910324 B = 8606.180637 C = 8799.638669 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.149 4.149 2 C -0.126 4.126 3 C -0.063 4.063 4 H 0.071 0.929 5 C -0.143 4.143 6 C -0.113 4.113 7 C -0.124 4.124 8 C -0.109 4.109 9 C -0.104 4.104 10 H 0.089 0.911 11 C 0.528 3.472 12 O -0.527 6.527 13 N -0.612 5.612 14 C 0.070 3.930 15 C 0.046 3.954 16 O -0.335 6.335 17 C 0.058 3.942 18 C 0.108 3.892 19 N -0.618 5.618 20 C -0.301 4.301 21 H 0.083 0.917 22 C -0.023 4.023 23 N -0.933 5.933 24 Si 1.066 2.934 25 H -0.289 1.289 26 H -0.288 1.288 27 H -0.294 1.294 28 C 0.115 3.885 29 C 0.101 3.899 30 H 0.050 0.950 31 H 0.057 0.943 32 H 0.050 0.950 33 H 0.054 0.946 34 H 0.073 0.927 35 H 0.054 0.946 36 H 0.114 0.886 37 H 0.053 0.947 38 H 0.058 0.942 39 H 0.061 0.939 40 H 0.068 0.932 41 H 0.066 0.934 42 H 0.073 0.927 43 H 0.077 0.923 44 H 0.093 0.907 45 H 0.104 0.896 46 H 0.056 0.944 47 H 0.047 0.953 48 H 0.045 0.955 49 H 0.260 0.740 50 H 0.064 0.936 51 H 0.062 0.938 52 H 0.074 0.926 53 H 0.105 0.895 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -21.114 2.331 -18.053 27.877 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 -0.207 4.207 2 C -0.163 4.163 3 C -0.082 4.082 4 H 0.089 0.911 5 C -0.180 4.180 6 C -0.151 4.151 7 C -0.161 4.161 8 C -0.147 4.147 9 C -0.125 4.125 10 H 0.107 0.893 11 C 0.317 3.683 12 O -0.404 6.404 13 N -0.346 5.346 14 C -0.053 4.053 15 C -0.032 4.032 16 O -0.253 6.253 17 C 0.016 3.984 18 C -0.018 4.018 19 N -0.346 5.346 20 C -0.427 4.427 21 H 0.100 0.900 22 C -0.222 4.222 23 N -0.575 5.575 24 Si 0.899 3.101 25 H -0.217 1.217 26 H -0.216 1.216 27 H -0.222 1.222 28 C -0.011 4.011 29 C -0.022 4.022 30 H 0.069 0.931 31 H 0.076 0.924 32 H 0.069 0.931 33 H 0.073 0.927 34 H 0.091 0.909 35 H 0.073 0.927 36 H 0.132 0.868 37 H 0.072 0.928 38 H 0.077 0.923 39 H 0.080 0.920 40 H 0.086 0.914 41 H 0.085 0.915 42 H 0.092 0.908 43 H 0.095 0.905 44 H 0.111 0.889 45 H 0.122 0.878 46 H 0.074 0.926 47 H 0.065 0.935 48 H 0.063 0.937 49 H 0.070 0.930 50 H 0.082 0.918 51 H 0.079 0.921 52 H 0.092 0.908 53 H 0.123 0.877 Dipole moment (debyes) X Y Z Total from point charges -20.333 0.792 -17.157 26.616 hybrid contribution -0.840 1.772 -0.406 2.003 sum -21.173 2.565 -17.563 27.628 Atomic orbital electron populations 1.21770 0.95858 1.01331 1.01696 1.21653 0.96069 0.96339 1.02263 1.20962 0.91779 0.96425 0.99005 0.91084 1.22190 1.00166 0.95730 0.99910 1.21462 0.95227 0.97320 1.01090 1.21564 0.96636 1.00365 0.97564 1.21523 1.00725 0.93281 0.99145 1.21424 0.97198 0.96782 0.97141 0.89332 1.20566 0.80253 0.78088 0.89379 1.90500 1.59894 1.59448 1.30581 1.48267 1.16314 1.51608 1.18391 1.22499 0.92822 1.02503 0.87496 1.22907 0.93274 0.93699 0.93301 1.88005 1.46346 1.64228 1.26722 1.23034 0.89345 0.99874 0.86103 1.22789 0.90990 0.95469 0.92590 1.45758 1.19991 1.01410 1.67460 1.20101 0.98763 0.94137 1.29649 0.89966 1.25674 0.94956 1.04916 0.96634 1.70919 1.34475 1.18787 1.33367 0.83792 0.75139 0.75877 0.75334 1.21661 1.21551 1.22176 1.22623 0.95953 0.91868 0.90671 1.22135 0.93957 0.94369 0.91774 0.93062 0.92353 0.93131 0.92689 0.90879 0.92729 0.86794 0.92840 0.92287 0.92015 0.91376 0.91517 0.90797 0.90477 0.88861 0.87785 0.92613 0.93543 0.93724 0.92975 0.91847 0.92110 0.90765 0.87688 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 -0.15 -1.20 9.67 37.16 0.36 -0.84 16 2 C -0.13 -1.15 5.03 -26.73 -0.13 -1.29 16 3 C -0.06 -0.56 1.93 -90.61 -0.18 -0.74 16 4 H 0.07 0.56 8.14 -51.93 -0.42 0.14 16 5 C -0.14 -1.47 4.66 -26.72 -0.12 -1.59 16 6 C -0.11 -1.08 5.92 -26.73 -0.16 -1.24 16 7 C -0.12 -1.25 5.67 -26.73 -0.15 -1.40 16 8 C -0.11 -0.92 5.19 -26.73 -0.14 -1.06 16 9 C -0.10 -0.94 1.68 -91.77 -0.15 -1.10 16 10 H 0.09 0.65 6.86 -51.93 -0.36 0.29 16 11 C 0.53 6.44 5.06 -10.98 -0.06 6.38 16 12 O -0.53 -7.85 10.97 5.56 0.06 -7.79 16 13 N -0.61 -7.56 3.03 -172.47 -0.52 -8.08 16 14 C 0.07 0.69 6.09 -3.59 -0.02 0.67 16 15 C 0.05 0.57 6.90 37.28 0.26 0.83 16 16 O -0.34 -6.01 10.53 -35.23 -0.37 -6.38 16 17 C 0.06 1.06 1.28 -90.96 -0.12 0.94 16 18 C 0.11 2.25 7.91 -8.22 -0.06 2.18 16 19 N -0.62 -15.77 3.71 -184.98 -0.69 -16.45 16 20 C -0.30 -8.93 11.07 -15.06 -0.17 -9.10 16 21 H 0.08 2.57 8.06 -52.49 -0.42 2.15 16 22 C -0.02 -0.71 5.50 -17.43 -0.10 -0.80 16 23 N -0.93 -30.02 13.70 55.49 0.76 -29.26 16 24 Si 1.07 27.33 25.11 -169.99 -4.27 23.06 16 25 H -0.29 -7.10 6.54 56.52 0.37 -6.73 16 26 H -0.29 -6.81 6.39 56.52 0.36 -6.45 16 27 H -0.29 -7.63 7.11 56.52 0.40 -7.23 16 28 C 0.11 2.49 5.19 -8.36 -0.04 2.45 16 29 C 0.10 1.48 5.85 -3.68 -0.02 1.46 16 30 H 0.05 0.39 8.14 -51.93 -0.42 -0.04 16 31 H 0.06 0.48 6.57 -51.93 -0.34 0.14 16 32 H 0.05 0.36 8.14 -51.93 -0.42 -0.07 16 33 H 0.05 0.46 8.14 -51.93 -0.42 0.04 16 34 H 0.07 0.84 6.55 -51.93 -0.34 0.50 16 35 H 0.05 0.52 6.56 -51.93 -0.34 0.18 16 36 H 0.11 1.50 4.87 -52.12 -0.25 1.24 16 37 H 0.05 0.44 8.14 -51.93 -0.42 0.02 16 38 H 0.06 0.57 8.14 -51.93 -0.42 0.15 16 39 H 0.06 0.58 8.14 -51.93 -0.42 0.15 16 40 H 0.07 0.88 6.87 -51.93 -0.36 0.52 16 41 H 0.07 0.55 6.95 -51.93 -0.36 0.19 16 42 H 0.07 0.51 8.14 -51.93 -0.42 0.08 16 43 H 0.08 0.69 8.14 -51.93 -0.42 0.27 16 44 H 0.09 0.66 4.81 -51.93 -0.25 0.41 16 45 H 0.10 1.04 8.14 -51.92 -0.42 0.62 16 46 H 0.06 0.73 7.30 -51.93 -0.38 0.35 16 47 H 0.05 0.95 7.93 -51.93 -0.41 0.54 16 48 H 0.04 0.92 7.36 -51.93 -0.38 0.54 16 49 H 0.26 8.27 8.73 -40.82 -0.36 7.91 16 50 H 0.06 1.45 4.46 -51.93 -0.23 1.22 16 51 H 0.06 1.24 7.83 -51.93 -0.41 0.84 16 52 H 0.07 0.99 8.14 -51.92 -0.42 0.57 16 53 H 0.10 1.63 6.87 -51.93 -0.36 1.27 16 LS Contribution 379.85 15.07 5.72 5.72 Total: -1.00 -34.23 379.85 -9.37 -43.60 By element: Atomic # 1 Polarization: 8.89 SS G_CDS: -9.07 Total: -0.18 kcal Atomic # 6 Polarization: -3.23 SS G_CDS: -1.01 Total: -4.24 kcal Atomic # 7 Polarization: -53.35 SS G_CDS: -0.45 Total: -53.79 kcal Atomic # 8 Polarization: -13.86 SS G_CDS: -0.31 Total: -14.17 kcal Atomic # 14 Polarization: 27.33 SS G_CDS: -4.27 Total: 23.06 kcal Total LS contribution 5.72 Total: 5.72 kcal Total: -34.23 -9.37 -43.60 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. ZINC001053490136.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 25.860 kcal (2) G-P(sol) polarization free energy of solvation -34.225 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -8.366 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -9.374 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -43.599 kcal (6) G-S(sol) free energy of system = (1) + (5) -17.740 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 1.14 seconds