Wall clock time and date at job start Sat Mar 6 2021 20:38:50 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 1.53008 * 1 3 3 C 1.52999 * 109.46984 * 2 1 4 4 C 1.53002 * 109.47207 * 297.36216 * 3 2 1 5 5 C 1.53001 * 109.46995 * 177.36566 * 3 2 1 6 6 C 1.50702 * 109.47101 * 184.27713 * 5 3 2 7 7 O 1.21279 * 119.99629 * 245.29996 * 6 5 3 8 8 N 1.34767 * 120.00123 * 65.30481 * 6 5 3 9 9 C 1.46502 * 120.00396 * 184.75379 * 8 6 5 10 10 C 1.50696 * 112.84970 * 65.96768 * 9 8 6 11 11 C 1.38234 * 120.00256 * 204.27994 * 10 9 8 12 12 C 1.38230 * 119.99952 * 179.72778 * 11 10 9 13 13 C 1.38234 * 120.00210 * 0.27649 * 12 11 10 14 14 C 1.38232 * 120.00214 * 359.96123 * 13 12 11 15 15 C 1.38236 * 119.99720 * 0.02562 * 14 13 12 16 16 C 1.53778 * 113.61209 * 294.77728 * 9 8 6 17 17 C 1.53953 * 87.02156 * 270.76749 * 16 9 8 18 18 H 1.09006 * 113.61416 * 89.19474 * 17 16 9 19 19 F 1.39900 * 113.66981 * 220.06961 * 17 16 9 20 20 C 1.53778 * 87.11001 * 334.63929 * 17 16 9 21 21 N 1.46500 * 109.47241 * 64.27526 * 5 3 2 22 22 C 1.36347 * 125.63787 * 62.63107 * 21 5 3 23 23 C 1.34846 * 108.22087 * 180.02562 * 22 21 5 24 24 C 1.40895 * 107.41647 * 0.02562 * 23 22 21 25 25 C 1.34849 * 107.41464 * 359.73458 * 24 23 22 26 26 C 1.50701 * 125.88903 * 180.25880 * 25 24 23 27 27 O 1.42899 * 109.47082 * 210.20069 * 26 25 24 28 28 Si 1.86307 * 109.46980 * 330.19692 * 26 25 24 29 29 H 1.08999 * 109.47187 * 180.02562 * 1 2 3 30 30 H 1.09006 * 109.46756 * 300.00499 * 1 2 3 31 31 H 1.09005 * 109.46761 * 59.99747 * 1 2 3 32 32 H 1.09000 * 109.46742 * 239.99966 * 2 1 3 33 33 H 1.09000 * 109.46739 * 119.99773 * 2 1 3 34 34 H 1.09000 * 109.47810 * 57.36316 * 3 2 1 35 35 H 1.09000 * 109.46964 * 69.56288 * 4 3 2 36 36 H 1.08995 * 109.47215 * 189.56532 * 4 3 2 37 37 H 1.09005 * 109.46874 * 309.56535 * 4 3 2 38 38 H 1.08997 * 109.47179 * 304.27592 * 5 3 2 39 39 H 0.97000 * 120.00235 * 4.74732 * 8 6 5 40 40 H 1.08004 * 119.99796 * 0.02562 * 11 10 9 41 41 H 1.08005 * 120.00161 * 180.25604 * 12 11 10 42 42 H 1.08003 * 119.99964 * 179.97438 * 13 12 11 43 43 H 1.07996 * 120.00065 * 180.02562 * 14 13 12 44 44 H 1.07998 * 120.00144 * 179.97438 * 15 14 13 45 45 H 1.09005 * 113.61837 * 25.34593 * 16 9 8 46 46 H 1.09005 * 113.61831 * 156.24535 * 16 9 8 47 47 H 1.09009 * 113.61038 * 270.81221 * 20 17 16 48 48 H 1.08997 * 113.62116 * 139.91180 * 20 17 16 49 49 H 1.08004 * 125.88522 * 359.97417 * 22 21 5 50 50 H 1.08001 * 126.29258 * 179.97438 * 23 22 21 51 51 H 1.08003 * 126.29007 * 180.02562 * 24 23 22 52 52 H 1.09000 * 109.47896 * 90.19695 * 26 25 24 53 53 H 0.96698 * 114.00130 * 60.00163 * 27 26 25 54 54 H 1.48503 * 110.00052 * 180.02562 * 28 26 25 55 55 H 1.48498 * 110.00153 * 301.32420 * 28 26 25 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 1.5850 2.1443 -1.2811 5 6 3.5686 1.4430 0.0663 6 6 4.0664 2.8615 0.1722 7 8 4.7217 3.3429 -0.7276 8 7 3.7833 3.5950 1.2668 9 6 4.1768 5.0050 1.3257 10 6 3.4460 5.8589 0.3218 11 6 4.0065 7.0445 -0.1154 12 6 3.3387 7.8249 -1.0404 13 6 2.1079 7.4226 -1.5242 14 6 1.5451 6.2395 -1.0834 15 6 2.2130 5.4589 -0.1585 16 6 5.6994 5.2201 1.3249 17 6 5.6334 5.1215 2.8598 18 1 5.7402 4.1044 3.2371 19 9 6.4642 6.0350 3.5176 20 6 4.1719 5.5870 2.7491 21 7 4.1102 0.8247 -1.1463 22 6 3.9495 1.2931 -2.4167 23 6 4.5903 0.4569 -3.2586 24 6 5.1672 -0.5655 -2.4795 25 6 4.8620 -0.3118 -1.1908 26 6 5.2773 -1.1432 -0.0044 27 8 4.2862 -1.0403 1.0198 28 14 5.4505 -2.9239 -0.5241 29 1 -0.3633 -1.0276 0.0005 30 1 -0.3633 0.5139 0.8900 31 1 -0.3633 0.5139 -0.8900 32 1 1.8933 -0.5138 -0.8900 33 1 1.8933 -0.5138 0.8900 34 1 1.6387 1.9699 0.8654 35 1 0.5060 2.2954 -1.2490 36 1 2.0847 3.1095 -1.3638 37 1 1.8400 1.5280 -2.1433 38 1 3.8946 0.8775 0.9392 39 1 3.3190 3.1895 2.0157 40 1 4.9684 7.3586 0.2623 41 1 3.7785 8.7492 -1.3851 42 1 1.5860 8.0326 -2.2466 43 1 0.5836 5.9250 -1.4616 44 1 1.7732 4.5347 0.1862 45 1 6.2551 4.4070 0.8577 46 1 6.0015 6.2030 0.9630 47 1 4.0555 6.6705 2.7774 48 1 3.4961 5.0697 3.4300 49 1 3.4026 2.1803 -2.6999 50 1 4.6495 0.5529 -4.3327 51 1 5.7510 -1.3967 -2.8466 52 1 6.2324 -0.7814 0.3765 53 1 3.4091 -1.3456 0.7505 54 1 5.8592 -3.7545 0.6371 55 1 4.1637 -3.4198 -1.0749 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) 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=0 AM1 1SCF TLIMIT=15 GEO-OK SM5.42R & SOLVNT=WATER s_22_12905100_12360566.mol2 55 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED SCF FIELD WAS ACHIEVED Wall clock time and date at job start Sat Mar 6 2021 20:38:50 Heat of formation + Delta-G solvation = 10.900854 kcal Electronic energy + Delta-G solvation = -39582.448956 eV Core-core repulsion = 34889.020438 eV Total energy + Delta-G solvation = -4693.428518 eV No. of doubly occupied orbitals = 72 and no. of open levels = 1 Molecular weight (most abundant/longest-lived isotopes) = 387.200 amu Computer time = 1.11 seconds Orbital eigenvalues (eV) -48.67593 -42.95494 -41.79178 -39.88226 -38.69468 -38.07516 -37.56686 -34.44261 -33.30717 -31.98282 -31.83282 -31.21292 -30.37975 -28.36053 -27.23888 -26.29385 -25.79315 -25.01642 -23.60111 -22.76798 -22.19416 -21.57172 -21.47806 -20.51090 -20.34856 -18.85420 -18.62932 -18.03768 -17.41857 -17.26839 -16.94002 -16.80187 -16.60461 -16.30315 -16.07422 -16.04176 -15.76734 -15.51398 -15.37260 -15.17649 -14.87942 -14.51431 -14.49872 -14.32724 -14.25572 -14.04566 -13.96929 -13.89778 -13.62364 -13.55415 -13.39137 -13.19337 -13.01437 -13.00016 -12.66438 -12.51805 -12.31323 -12.29498 -12.09374 -11.95909 -11.92093 -11.82910 -11.71332 -11.60604 -11.48942 -11.05324 -10.76037 -10.35496 -9.88523 -9.68139 -9.48960 -8.84511 -4.87112 0.32660 0.42832 1.06057 1.28302 1.36573 1.67284 1.77397 1.94592 2.11311 2.21205 2.69463 3.07793 3.11058 3.17357 3.27734 3.38514 3.46467 3.54625 3.62967 3.74550 3.80211 3.87737 3.97729 4.01865 4.08396 4.12736 4.19269 4.27137 4.34628 4.45013 4.45420 4.52094 4.53127 4.54925 4.55968 4.60817 4.61903 4.65151 4.73229 4.74404 4.78331 4.87850 4.95425 4.95855 4.99539 5.06762 5.07342 5.09776 5.28149 5.28757 5.35061 5.38094 5.42899 5.49032 5.56618 5.61910 6.02402 6.02437 6.22964 6.24845 6.35205 6.47553 7.03745 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.151 4.151 2 C -0.118 4.118 3 C -0.086 4.086 4 C -0.166 4.166 5 C 0.106 3.894 6 C 0.512 3.488 7 O -0.540 6.540 8 N -0.696 5.696 9 C 0.201 3.799 10 C -0.079 4.079 11 C -0.126 4.126 12 C -0.128 4.128 13 C -0.130 4.130 14 C -0.128 4.128 15 C -0.112 4.112 16 C -0.163 4.163 17 C 0.065 3.935 18 H 0.127 0.873 19 F -0.219 7.219 20 C -0.137 4.137 21 N -0.412 5.412 22 C 0.015 3.985 23 C -0.227 4.227 24 C -0.194 4.194 25 C -0.030 4.030 26 C -0.055 4.055 27 O -0.542 6.542 28 Si 0.786 3.214 29 H 0.055 0.945 30 H 0.067 0.933 31 H 0.054 0.946 32 H 0.052 0.948 33 H 0.078 0.922 34 H 0.114 0.886 35 H 0.075 0.925 36 H 0.049 0.951 37 H 0.061 0.939 38 H 0.156 0.844 39 H 0.421 0.579 40 H 0.127 0.873 41 H 0.134 0.866 42 H 0.135 0.865 43 H 0.135 0.865 44 H 0.130 0.870 45 H 0.070 0.930 46 H 0.102 0.898 47 H 0.110 0.890 48 H 0.118 0.882 49 H 0.155 0.845 50 H 0.138 0.862 51 H 0.162 0.838 52 H 0.125 0.875 53 H 0.380 0.620 54 H -0.290 1.290 55 H -0.288 1.288 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -4.423 -1.790 2.780 5.522 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 -0.208 4.208 2 C -0.156 4.156 3 C -0.105 4.105 4 C -0.223 4.223 5 C 0.000 4.000 6 C 0.298 3.702 7 O -0.415 6.415 8 N -0.350 5.350 9 C 0.114 3.886 10 C -0.080 4.080 11 C -0.144 4.144 12 C -0.146 4.146 13 C -0.148 4.148 14 C -0.146 4.146 15 C -0.131 4.131 16 C -0.202 4.202 17 C 0.029 3.971 18 H 0.145 0.855 19 F -0.200 7.200 20 C -0.175 4.175 21 N -0.088 5.088 22 C -0.116 4.116 23 C -0.251 4.251 24 C -0.219 4.219 25 C -0.141 4.141 26 C -0.164 4.164 27 O -0.352 6.352 28 Si 0.689 3.311 29 H 0.074 0.926 30 H 0.086 0.914 31 H 0.073 0.927 32 H 0.070 0.930 33 H 0.097 0.903 34 H 0.132 0.868 35 H 0.094 0.906 36 H 0.068 0.932 37 H 0.080 0.920 38 H 0.173 0.827 39 H 0.260 0.740 40 H 0.145 0.855 41 H 0.152 0.848 42 H 0.153 0.847 43 H 0.153 0.847 44 H 0.148 0.852 45 H 0.089 0.911 46 H 0.120 0.880 47 H 0.128 0.872 48 H 0.136 0.864 49 H 0.173 0.827 50 H 0.156 0.844 51 H 0.179 0.821 52 H 0.142 0.858 53 H 0.232 0.768 54 H -0.217 1.217 55 H -0.214 1.214 Dipole moment (debyes) X Y Z Total from point charges -3.862 -1.859 2.905 5.178 hybrid contribution -0.954 0.588 0.209 1.140 sum -4.816 -1.271 3.114 5.874 Atomic orbital electron populations 1.21778 0.94382 1.02174 1.02514 1.21622 0.97133 0.94729 1.02075 1.21503 0.89533 0.98588 1.00852 1.22323 1.02434 0.99894 0.97630 1.21930 0.96363 0.91725 0.89988 1.20823 0.79428 0.87947 0.82028 1.90806 1.38535 1.72457 1.39677 1.45478 1.60803 1.09210 1.19543 1.19541 0.93266 0.80750 0.95026 1.19694 0.95164 0.95116 0.98038 1.21190 1.00165 0.94906 0.98119 1.21387 0.95582 1.00392 0.97215 1.21455 0.95980 0.97162 1.00224 1.21395 1.00642 0.95032 0.97484 1.21079 0.94587 0.99938 0.97448 1.24090 0.96168 1.04178 0.95758 1.23338 0.89371 0.92949 0.91401 0.85532 1.92798 1.74514 1.69687 1.82987 1.23921 0.95995 1.03868 0.93728 1.43477 1.40543 1.19556 1.05240 1.21882 1.05427 1.00976 0.83275 1.21065 1.05836 0.98602 0.99588 1.20867 1.06810 1.02778 0.91413 1.20932 1.03916 0.92328 0.96891 1.24902 0.94091 1.10462 0.86899 1.86489 1.22809 1.86078 1.39839 0.93221 0.85384 0.70345 0.82151 0.92607 0.91398 0.92676 0.92969 0.90333 0.86821 0.90621 0.93174 0.92009 0.82713 0.74043 0.85502 0.84779 0.84719 0.84701 0.85196 0.91078 0.88016 0.87175 0.86355 0.82719 0.84396 0.82082 0.85776 0.76796 1.21724 1.21384 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 -0.15 0.94 9.63 71.98 0.69 1.63 16 2 C -0.12 0.70 4.39 30.60 0.13 0.84 16 3 C -0.09 0.52 2.22 -10.79 -0.02 0.49 16 4 C -0.17 0.46 6.82 71.98 0.49 0.95 16 5 C 0.11 -0.23 2.24 44.25 0.10 -0.13 16 6 C 0.51 0.44 4.95 87.66 0.43 0.87 16 7 O -0.54 -5.32 13.75 -3.03 -0.04 -5.37 16 8 N -0.70 3.40 4.16 -423.95 -1.76 1.64 16 9 C 0.20 -0.37 0.90 3.38 0.00 -0.37 16 10 C -0.08 -0.14 4.62 -19.87 -0.09 -0.24 16 11 C -0.13 -0.41 9.23 22.27 0.21 -0.21 16 12 C -0.13 -0.37 10.05 22.27 0.22 -0.14 16 13 C -0.13 -0.27 10.05 22.27 0.22 -0.05 16 14 C -0.13 -0.17 10.05 22.27 0.22 0.05 16 15 C -0.11 -0.11 8.24 22.27 0.18 0.08 16 16 C -0.16 -0.28 6.63 31.18 0.21 -0.07 16 17 C 0.07 -0.11 5.58 31.18 0.17 0.07 16 18 H 0.13 -0.66 8.14 -2.38 -0.02 -0.68 16 19 F -0.22 -1.04 17.41 44.97 0.78 -0.25 16 20 C -0.14 0.72 7.24 31.12 0.23 0.94 16 21 N -0.41 -1.10 1.93 -491.51 -0.95 -2.05 16 22 C 0.01 0.09 7.30 83.21 0.61 0.70 16 23 C -0.23 -1.44 10.86 22.14 0.24 -1.20 16 24 C -0.19 -0.70 9.43 22.14 0.21 -0.49 16 25 C -0.03 -0.08 6.16 41.08 0.25 0.18 16 26 C -0.05 0.06 2.96 71.24 0.21 0.27 16 27 O -0.54 1.10 9.81 -148.98 -1.46 -0.36 16 28 Si 0.79 -1.61 31.13 68.60 2.14 0.53 16 29 H 0.05 -0.29 8.14 -2.39 -0.02 -0.31 16 30 H 0.07 -0.55 8.14 -2.38 -0.02 -0.57 16 31 H 0.05 -0.27 6.72 -2.38 -0.02 -0.28 16 32 H 0.05 -0.09 7.81 -2.39 -0.02 -0.10 16 33 H 0.08 -0.67 6.15 -2.39 -0.01 -0.68 16 34 H 0.11 -1.21 7.97 -2.39 -0.02 -1.23 16 35 H 0.07 -0.36 7.01 -2.39 -0.02 -0.38 16 36 H 0.05 0.02 5.15 -2.39 -0.01 0.01 16 37 H 0.06 0.04 5.46 -2.38 -0.01 0.02 16 38 H 0.16 -0.62 5.27 -2.39 -0.01 -0.63 16 39 H 0.42 -4.88 8.56 -92.71 -0.79 -5.68 16 40 H 0.13 0.21 5.97 -2.91 -0.02 0.19 16 41 H 0.13 -0.04 8.06 -2.91 -0.02 -0.07 16 42 H 0.13 -0.18 8.06 -2.91 -0.02 -0.21 16 43 H 0.14 -0.31 8.06 -2.91 -0.02 -0.33 16 44 H 0.13 -0.33 6.49 -2.91 -0.02 -0.35 16 45 H 0.07 0.43 7.20 -2.38 -0.02 0.42 16 46 H 0.10 0.27 5.80 -2.38 -0.01 0.26 16 47 H 0.11 -0.44 8.09 -2.38 -0.02 -0.46 16 48 H 0.12 -1.26 8.09 -2.39 -0.02 -1.28 16 49 H 0.16 1.04 6.01 -2.91 -0.02 1.02 16 50 H 0.14 0.64 8.06 -2.91 -0.02 0.61 16 51 H 0.16 -0.24 6.88 -2.91 -0.02 -0.26 16 52 H 0.12 -0.26 7.96 -2.39 -0.02 -0.28 16 53 H 0.38 -1.93 5.63 -74.06 -0.42 -2.35 16 54 H -0.29 -1.09 7.11 99.48 0.71 -0.38 16 55 H -0.29 -0.91 7.11 99.48 0.71 -0.21 16 Total: 0.00 -19.25 416.82 3.40 -15.85 By element: Atomic # 1 Polarization: -13.92 SS G_CDS: -0.23 Total: -14.16 kcal Atomic # 6 Polarization: -0.75 SS G_CDS: 4.92 Total: 4.18 kcal Atomic # 7 Polarization: 2.30 SS G_CDS: -2.71 Total: -0.41 kcal Atomic # 8 Polarization: -4.23 SS G_CDS: -1.50 Total: -5.73 kcal Atomic # 9 Polarization: -1.04 SS G_CDS: 0.78 Total: -0.25 kcal Atomic # 14 Polarization: -1.61 SS G_CDS: 2.14 Total: 0.53 kcal Total: -19.25 3.40 -15.85 kcal The number of atoms in the molecule is 55 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. s_22_12905100_12360566.mol2 55 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 26.750 kcal (2) G-P(sol) polarization free energy of solvation -19.245 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system 7.505 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy 3.396 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -15.850 kcal (6) G-S(sol) free energy of system = (1) + (5) 10.901 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 1.11 seconds