Wall clock time and date at job start Wed Apr 1 2020 01:58:33 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 1.53006 * 1 3 3 C 1.53004 * 109.46658 * 2 1 4 4 C 1.52998 * 109.47064 * 120.00051 * 2 1 3 5 5 H 1.09007 * 112.78427 * 283.08672 * 4 2 1 6 6 N 1.47315 * 113.52822 * 54.01486 * 4 2 1 7 7 C 1.34781 * 135.89654 * 268.75845 * 6 4 2 8 8 O 1.21279 * 120.00435 * 0.02878 * 7 6 4 9 9 C 1.50700 * 119.99632 * 180.02562 * 7 6 4 10 10 C 1.52999 * 109.47258 * 179.97438 * 9 7 6 11 11 C 1.53005 * 109.47124 * 299.99661 * 9 7 6 12 12 F 1.39903 * 109.47148 * 59.99957 * 9 7 6 13 13 C 1.47311 * 88.20015 * 88.77445 * 6 4 2 14 14 C 1.52164 * 87.70507 * 25.94474 * 13 6 4 15 15 C 1.53614 * 116.26733 * 218.07403 * 14 13 6 16 16 C 1.55127 * 102.60758 * 265.11868 * 15 14 13 17 17 H 1.09001 * 110.44882 * 82.19698 * 16 15 14 18 18 O 1.42896 * 110.44814 * 204.74513 * 16 15 14 19 19 C 1.54373 * 104.38616 * 323.46964 * 16 15 14 20 20 H 1.08999 * 110.03199 * 264.09269 * 19 16 15 21 21 N 1.46507 * 110.07050 * 142.68875 * 19 16 15 22 22 C 1.36929 * 120.00191 * 87.81593 * 21 19 16 23 23 H 1.08001 * 120.00336 * 359.97438 * 22 21 19 24 24 C 1.38817 * 120.00074 * 179.97438 * 22 21 19 25 25 N 1.31617 * 119.99877 * 0.02562 * 24 22 21 26 26 Si 1.86798 * 120.00006 * 179.97438 * 24 22 21 27 27 H 1.48499 * 109.46831 * 90.00568 * 26 24 22 28 28 H 1.48493 * 109.47165 * 210.00142 * 26 24 22 29 29 H 1.48498 * 109.47389 * 330.00266 * 26 24 22 30 30 C 1.52994 * 116.66100 * 92.10575 * 14 13 6 31 31 H 1.09001 * 109.46995 * 299.99894 * 1 2 3 32 32 H 1.08995 * 109.47373 * 59.99830 * 1 2 3 33 33 H 1.09002 * 109.46781 * 180.02562 * 1 2 3 34 34 H 1.08992 * 109.47188 * 240.00025 * 2 1 3 35 35 H 1.09005 * 109.47092 * 66.35412 * 3 2 1 36 36 H 1.09003 * 109.46600 * 186.35072 * 3 2 1 37 37 H 1.08995 * 109.47179 * 306.34921 * 3 2 1 38 38 H 1.08999 * 109.46843 * 59.99768 * 10 9 7 39 39 H 1.08999 * 109.47459 * 179.97438 * 10 9 7 40 40 H 1.09001 * 109.47204 * 300.00605 * 10 9 7 41 41 H 1.08999 * 109.46513 * 60.00406 * 11 9 7 42 42 H 1.08998 * 109.46701 * 179.97438 * 11 9 7 43 43 H 1.08991 * 109.47248 * 300.00062 * 11 9 7 44 44 H 1.09002 * 113.52537 * 140.67153 * 13 6 4 45 45 H 1.08997 * 113.52596 * 271.22877 * 13 6 4 46 46 H 1.09001 * 110.77581 * 23.39554 * 15 14 13 47 47 H 1.09003 * 110.77825 * 146.83603 * 15 14 13 48 48 H 0.96703 * 113.99503 * 176.42382 * 18 16 15 49 49 H 0.97003 * 119.99821 * 267.81286 * 21 19 16 50 50 H 0.97001 * 119.99833 * 180.02562 * 25 24 22 51 51 H 1.08994 * 110.10931 * 228.04151 * 30 14 13 52 52 H 1.09005 * 110.10869 * 349.61004 * 30 14 13 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 1.4426 0.0000 4 6 2.0400 -0.7213 1.2492 5 1 1.9662 -0.1104 2.1491 6 7 1.4878 -2.0772 1.4120 7 6 0.4203 -2.6197 2.0306 8 8 -0.3530 -1.9108 2.6392 9 6 0.1875 -4.1072 1.9661 10 6 -1.0815 -4.4591 2.7449 11 6 0.0255 -4.5352 0.5060 12 9 1.2801 -4.7751 2.5294 13 6 2.6116 -2.5816 0.6040 14 6 3.4063 -1.3677 1.0626 15 6 4.3276 -0.7233 0.0159 16 6 5.6946 -1.3959 0.3082 17 1 5.7479 -2.3738 -0.1703 18 8 6.7665 -0.5620 -0.1364 19 6 5.7283 -1.5445 1.8444 20 1 6.2664 -0.7073 2.2888 21 7 6.3729 -2.8074 2.2133 22 6 7.7319 -2.8618 2.3717 23 1 8.3287 -1.9738 2.2243 24 6 8.3426 -4.0582 2.7218 25 7 7.6153 -5.1405 2.9010 26 14 10.1966 -4.1326 2.9372 27 1 10.5434 -3.8297 4.3490 28 1 10.6812 -5.4924 2.5892 29 1 10.8391 -3.1347 2.0446 30 6 4.2614 -1.5417 2.3193 31 1 -0.3633 0.5138 0.8900 32 1 -0.3634 0.5138 -0.8899 33 1 -0.3633 -1.0277 0.0005 34 1 1.8934 -0.5138 -0.8899 35 1 1.7724 1.9225 0.9414 36 1 3.1240 1.4447 -0.1137 37 1 1.5868 1.9881 -0.8277 38 1 -1.9330 -3.9387 2.3064 39 1 -1.2502 -5.5350 2.6979 40 1 -0.9658 -4.1542 3.7850 41 1 0.9299 -4.2846 -0.0484 42 1 -0.1424 -5.6111 0.4594 43 1 -0.8257 -4.0149 0.0672 44 1 3.0160 -3.5277 0.9639 45 1 2.4085 -2.5894 -0.4668 46 1 3.9893 -0.9574 -0.9935 47 1 4.3873 0.3549 0.1648 48 1 7.6456 -0.9080 0.0702 49 1 5.8369 -3.6050 2.3454 50 1 8.0420 -5.9765 3.1459 51 1 4.0915 -0.7125 3.0059 52 1 4.0227 -2.4868 2.8071 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) F: (AM1): M.J.S. DEWAR AND E. G. ZOEBISCH, THEOCHEM, 180, 1 (1988). 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 ZINC001093424222.mol2 52 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED SCF FIELD WAS ACHIEVED Wall clock time and date at job start Wed Apr 1 2020 01:58:33 Heat of formation + Delta-G solvation = -97.187035 kcal Electronic energy + Delta-G solvation = -32910.966416 eV Core-core repulsion = 28633.018028 eV Total energy + Delta-G solvation = -4277.948388 eV No. of doubly occupied orbitals = 66 Molecular weight (most abundant/longest-lived isotopes) = 342.211 amu Computer time = 0.86 seconds Orbital eigenvalues (eV) -47.90416 -41.52153 -38.84198 -37.21732 -34.74904 -34.27667 -33.75858 -33.10802 -30.75664 -28.55389 -27.74312 -27.56021 -27.13142 -25.89425 -24.74866 -23.32308 -22.52475 -20.99272 -19.76265 -19.38412 -18.17686 -17.61200 -17.35601 -16.58754 -16.41692 -16.11316 -15.43539 -15.28631 -15.03531 -14.86118 -14.37732 -14.18776 -13.97282 -13.55385 -13.51488 -13.25464 -13.10723 -12.85662 -12.75237 -12.70765 -12.57386 -12.41506 -12.28965 -12.23192 -12.04593 -11.79703 -11.60810 -11.51679 -11.33686 -11.14576 -11.06490 -11.05247 -10.91086 -10.68446 -10.62887 -10.40650 -10.18358 -9.94465 -9.70267 -9.66114 -9.51946 -8.84734 -8.72521 -7.01774 -5.84326 -3.14296 2.36212 2.58084 3.38950 3.44348 3.46114 3.93685 4.17340 4.25675 4.34962 4.44766 4.54583 4.60279 4.71665 4.75866 4.84189 5.00729 5.03109 5.20142 5.26237 5.30900 5.35270 5.40973 5.44430 5.48281 5.49642 5.55992 5.64413 5.68665 5.69178 5.73052 5.74188 5.77155 5.83375 5.86817 5.90714 5.94346 6.00095 6.04987 6.13033 6.17080 6.22508 6.25097 6.41929 6.51049 6.63637 6.88359 7.60073 7.60203 7.93249 8.25749 8.33898 9.45082 10.02038 10.36288 11.37652 Molecular weight = 342.21amu Principal moments of inertia in cm(-1) A = 0.011506 B = 0.003871 C = 0.003081 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 2432.928937 B = 7231.715846 C = 9084.692862 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.139 4.139 2 C -0.095 4.095 3 C -0.150 4.150 4 C 0.149 3.851 5 H 0.088 0.912 6 N -0.625 5.625 7 C 0.530 3.470 8 O -0.528 6.528 9 C 0.107 3.893 10 C -0.157 4.157 11 C -0.174 4.174 12 F -0.188 7.188 13 C 0.106 3.894 14 C -0.086 4.086 15 C -0.098 4.098 16 C 0.080 3.920 17 H 0.062 0.938 18 O -0.576 6.576 19 C 0.146 3.854 20 H 0.060 0.940 21 N -0.720 5.720 22 C -0.249 4.249 23 H 0.071 0.929 24 C -0.008 4.008 25 N -0.928 5.928 26 Si 0.906 3.094 27 H -0.290 1.290 28 H -0.292 1.292 29 H -0.281 1.281 30 C -0.101 4.101 31 H 0.057 0.943 32 H 0.053 0.947 33 H 0.049 0.951 34 H 0.078 0.922 35 H 0.056 0.944 36 H 0.068 0.932 37 H 0.057 0.943 38 H 0.079 0.921 39 H 0.074 0.926 40 H 0.075 0.925 41 H 0.075 0.925 42 H 0.081 0.919 43 H 0.077 0.923 44 H 0.091 0.909 45 H 0.087 0.913 46 H 0.067 0.933 47 H 0.085 0.915 48 H 0.383 0.617 49 H 0.385 0.615 50 H 0.256 0.744 51 H 0.068 0.932 52 H 0.075 0.925 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -16.439 6.390 -8.160 19.434 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 -0.197 4.197 2 C -0.114 4.114 3 C -0.207 4.207 4 C 0.047 3.953 5 H 0.106 0.894 6 N -0.358 5.358 7 C 0.317 3.683 8 O -0.404 6.404 9 C 0.086 3.914 10 C -0.215 4.215 11 C -0.232 4.232 12 F -0.168 7.168 13 C -0.016 4.016 14 C -0.087 4.087 15 C -0.136 4.136 16 C 0.018 3.982 17 H 0.080 0.920 18 O -0.382 6.382 19 C 0.035 3.965 20 H 0.078 0.922 21 N -0.361 5.361 22 C -0.380 4.380 23 H 0.089 0.911 24 C -0.205 4.205 25 N -0.576 5.576 26 Si 0.736 3.264 27 H -0.217 1.217 28 H -0.218 1.218 29 H -0.207 1.207 30 C -0.139 4.139 31 H 0.076 0.924 32 H 0.072 0.928 33 H 0.068 0.932 34 H 0.096 0.904 35 H 0.075 0.925 36 H 0.087 0.913 37 H 0.076 0.924 38 H 0.098 0.902 39 H 0.093 0.907 40 H 0.094 0.906 41 H 0.094 0.906 42 H 0.100 0.900 43 H 0.096 0.904 44 H 0.109 0.891 45 H 0.105 0.895 46 H 0.086 0.914 47 H 0.104 0.896 48 H 0.231 0.769 49 H 0.219 0.781 50 H 0.066 0.934 51 H 0.086 0.914 52 H 0.094 0.906 Dipole moment (debyes) X Y Z Total from point charges -17.329 7.003 -7.863 20.277 hybrid contribution 1.366 -0.977 0.444 1.738 sum -15.963 6.026 -7.419 18.605 Atomic orbital electron populations 1.21728 0.94637 1.01641 1.01669 1.21291 0.96235 0.96716 0.97183 1.21938 1.02081 0.94684 1.02026 1.22583 0.89369 0.85034 0.98363 0.89399 1.49723 1.24271 1.10986 1.50801 1.20346 0.79290 0.89784 0.78900 1.90709 1.44501 1.62635 1.42582 1.21130 0.86138 0.88265 0.95913 1.22168 0.95167 1.02553 1.01581 1.22432 1.04069 1.03624 0.93040 1.92976 1.55926 1.81322 1.86610 1.23123 0.83220 0.99638 0.95647 1.21993 0.92864 0.95615 0.98234 1.22250 0.93488 1.00818 0.97049 1.23701 0.85366 0.92362 0.96779 0.91993 1.86253 1.17842 1.51136 1.82994 1.21633 0.91221 0.91099 0.92519 0.92166 1.42566 1.04929 1.06128 1.82513 1.19225 0.83441 0.94991 1.40366 0.91118 1.24751 0.97839 0.95788 1.02090 1.69660 1.34283 0.99996 1.53619 0.86223 0.85394 0.76845 0.77889 1.21706 1.21793 1.20651 1.22019 0.94661 1.02684 0.94532 0.92429 0.92775 0.93188 0.90371 0.92498 0.91306 0.92354 0.90163 0.90657 0.90599 0.90626 0.90009 0.90372 0.89079 0.89475 0.91387 0.89638 0.76909 0.78104 0.93387 0.91362 0.90591 Number of geometries 1 Number of calculations of the screened coulomb radii 1 The total number of SCF iterations 13. 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 -1.42 8.95 37.16 0.33 -1.08 16 2 C -0.09 -0.93 2.18 -90.62 -0.20 -1.13 16 3 C -0.15 -1.33 9.04 37.16 0.34 -1.00 16 4 C 0.15 1.79 3.33 -71.53 -0.24 1.55 16 5 H 0.09 1.16 8.04 -51.92 -0.42 0.74 16 6 N -0.62 -8.02 2.88 -177.29 -0.51 -8.53 16 7 C 0.53 7.47 6.33 -10.98 -0.07 7.40 16 8 O -0.53 -8.74 16.75 5.56 0.09 -8.64 16 9 C 0.11 1.30 1.41 -91.77 -0.13 1.17 16 10 C -0.16 -1.64 8.22 37.16 0.31 -1.33 16 11 C -0.17 -1.59 8.81 37.16 0.33 -1.26 16 12 F -0.19 -2.80 16.71 2.25 0.04 -2.76 16 13 C 0.11 1.28 5.61 -7.70 -0.04 1.24 16 14 C -0.09 -1.10 0.94 -154.99 -0.15 -1.24 16 15 C -0.10 -1.24 4.54 -25.29 -0.11 -1.36 16 16 C 0.08 1.32 3.95 -24.89 -0.10 1.22 16 17 H 0.06 1.13 8.05 -51.93 -0.42 0.71 16 18 O -0.58 -9.78 13.37 -35.23 -0.47 -10.25 16 19 C 0.15 2.70 3.32 -66.59 -0.22 2.48 16 20 H 0.06 1.18 8.01 -51.93 -0.42 0.77 16 21 N -0.72 -16.81 5.09 -52.13 -0.27 -17.07 16 22 C -0.25 -6.47 9.96 -15.06 -0.15 -6.62 16 23 H 0.07 1.76 7.83 -52.49 -0.41 1.35 16 24 C -0.01 -0.22 5.50 -17.43 -0.10 -0.31 16 25 N -0.93 -27.07 13.06 55.49 0.72 -26.34 16 26 Si 0.91 21.56 29.55 -169.99 -5.02 16.54 16 27 H -0.29 -6.97 7.11 56.52 0.40 -6.57 16 28 H -0.29 -7.06 7.11 56.52 0.40 -6.66 16 29 H -0.28 -6.44 7.11 56.52 0.40 -6.04 16 30 C -0.10 -1.60 6.05 -26.12 -0.16 -1.75 16 31 H 0.06 0.65 8.14 -51.93 -0.42 0.23 16 32 H 0.05 0.47 8.14 -51.93 -0.42 0.05 16 33 H 0.05 0.56 7.05 -51.93 -0.37 0.19 16 34 H 0.08 0.73 6.33 -51.93 -0.33 0.40 16 35 H 0.06 0.51 8.12 -51.93 -0.42 0.09 16 36 H 0.07 0.63 5.41 -51.93 -0.28 0.35 16 37 H 0.06 0.46 8.14 -51.93 -0.42 0.03 16 38 H 0.08 0.76 8.10 -51.93 -0.42 0.34 16 39 H 0.07 0.64 8.14 -51.93 -0.42 0.22 16 40 H 0.07 0.88 8.10 -51.93 -0.42 0.46 16 41 H 0.07 0.69 6.30 -51.93 -0.33 0.37 16 42 H 0.08 0.64 8.14 -51.93 -0.42 0.22 16 43 H 0.08 0.61 8.14 -51.93 -0.42 0.19 16 44 H 0.09 1.24 7.99 -51.93 -0.41 0.83 16 45 H 0.09 0.86 7.37 -51.93 -0.38 0.48 16 46 H 0.07 0.77 7.35 -51.93 -0.38 0.39 16 47 H 0.09 1.06 5.82 -51.93 -0.30 0.76 16 48 H 0.38 6.21 9.11 45.56 0.41 6.63 16 49 H 0.38 9.71 7.52 -40.82 -0.31 9.41 16 50 H 0.26 7.29 8.31 -40.82 -0.34 6.95 16 51 H 0.07 1.04 8.08 -51.93 -0.42 0.62 16 52 H 0.08 1.36 7.41 -51.93 -0.38 0.98 16 LS Contribution 406.02 15.07 6.12 6.12 Total: -1.00 -30.79 406.02 -7.73 -38.52 By element: Atomic # 1 Polarization: 22.54 SS G_CDS: -8.08 Total: 14.47 kcal Atomic # 6 Polarization: -1.69 SS G_CDS: -0.36 Total: -2.05 kcal Atomic # 7 Polarization: -51.89 SS G_CDS: -0.05 Total: -51.95 kcal Atomic # 8 Polarization: -18.52 SS G_CDS: -0.38 Total: -18.89 kcal Atomic # 9 Polarization: -2.80 SS G_CDS: 0.04 Total: -2.76 kcal Atomic # 14 Polarization: 21.56 SS G_CDS: -5.02 Total: 16.54 kcal Total LS contribution 6.12 Total: 6.12 kcal Total: -30.79 -7.73 -38.52 kcal The number of atoms in the molecule is 52 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. ZINC001093424222.mol2 52 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 -58.663 kcal (2) G-P(sol) polarization free energy of solvation -30.789 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -89.452 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -7.735 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -38.524 kcal (6) G-S(sol) free energy of system = (1) + (5) -97.187 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.86 seconds