Wall clock time and date at job start Sat Apr 11 2020 06:11:48 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 H 1.09005 * 109.47057 * 2 1 4 4 C 1.50696 * 109.47712 * 239.99735 * 2 1 3 5 5 H 1.07999 * 120.00319 * 240.00495 * 4 2 1 6 6 C 1.37885 * 119.99717 * 59.99878 * 4 2 1 7 7 N 1.31516 * 119.99913 * 180.02562 * 6 4 2 8 8 Si 1.86798 * 119.99766 * 0.02562 * 6 4 2 9 9 H 1.48500 * 109.47353 * 269.99586 * 8 6 4 10 10 H 1.48501 * 109.47293 * 30.00037 * 8 6 4 11 11 H 1.48504 * 109.46680 * 149.99835 * 8 6 4 12 12 N 1.46506 * 109.47074 * 119.99711 * 2 1 3 13 13 C 1.46502 * 119.99912 * 60.00021 * 12 2 1 14 14 C 1.34775 * 120.00185 * 240.00282 * 12 2 1 15 15 O 1.21286 * 119.99739 * 359.97438 * 14 12 2 16 16 C 1.50697 * 120.00215 * 179.97438 * 14 12 2 17 17 C 1.52996 * 109.47364 * 179.97438 * 16 14 12 18 18 H 1.09003 * 109.46932 * 55.00223 * 17 16 14 19 19 N 1.46500 * 109.47390 * 295.00152 * 17 16 14 20 20 C 1.34774 * 119.99849 * 154.99497 * 19 17 16 21 21 O 1.21510 * 120.00448 * 0.02562 * 20 19 17 22 22 O 1.34642 * 119.99491 * 179.97438 * 20 19 17 23 23 C 1.45202 * 116.99505 * 180.02562 * 22 20 19 24 24 C 1.53006 * 109.47454 * 60.00318 * 23 22 20 25 25 C 1.53007 * 109.46833 * 179.97438 * 23 22 20 26 26 C 1.53001 * 109.47306 * 300.00078 * 23 22 20 27 27 C 1.53004 * 109.47264 * 174.99806 * 17 16 14 28 28 C 1.53005 * 117.50018 * 248.75134 * 27 17 16 29 29 C 1.52994 * 117.49905 * 180.08924 * 27 17 16 30 30 H 1.08998 * 109.46637 * 59.99843 * 1 2 3 31 31 H 1.08997 * 109.46749 * 180.02562 * 1 2 3 32 32 H 1.08996 * 109.47024 * 300.00143 * 1 2 3 33 33 H 0.97001 * 119.99646 * 179.97438 * 7 6 4 34 34 H 1.09005 * 109.46997 * 89.99685 * 13 12 2 35 35 H 1.08997 * 109.47497 * 210.00034 * 13 12 2 36 36 H 1.09004 * 109.47127 * 330.00532 * 13 12 2 37 37 H 1.08999 * 109.46995 * 300.00028 * 16 14 12 38 38 H 1.09000 * 109.47262 * 59.99668 * 16 14 12 39 39 H 0.96994 * 119.99524 * 335.00074 * 19 17 16 40 40 H 1.09002 * 109.46770 * 59.99472 * 24 23 22 41 41 H 1.08992 * 109.47243 * 180.02562 * 24 23 22 42 42 H 1.08999 * 109.47040 * 299.99933 * 24 23 22 43 43 H 1.08997 * 109.46425 * 60.00224 * 25 23 22 44 44 H 1.09006 * 109.46786 * 179.97438 * 25 23 22 45 45 H 1.08994 * 109.47129 * 300.00198 * 25 23 22 46 46 H 1.08999 * 109.46930 * 60.00225 * 26 23 22 47 47 H 1.09001 * 109.47192 * 180.02562 * 26 23 22 48 48 H 1.08997 * 109.46957 * 300.00166 * 26 23 22 49 49 H 1.09000 * 115.54402 * 34.41763 * 27 17 16 50 50 H 1.09001 * 117.49750 * 359.97438 * 28 27 17 51 51 H 1.08993 * 117.49614 * 145.01810 * 28 27 17 52 52 H 1.09004 * 117.49807 * 214.98237 * 29 27 17 53 53 H 1.09006 * 117.50118 * 359.97438 * 29 27 17 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 1.8933 1.0277 0.0000 4 6 2.0325 -0.7104 -1.2303 5 1 2.6533 -1.5885 -1.1312 6 6 1.6994 -0.2394 -2.4827 7 7 2.1375 -0.8596 -3.5565 8 14 0.6260 1.2797 -2.6541 9 1 -0.8019 0.8744 -2.6994 10 1 0.8491 2.1773 -1.4922 11 1 0.9774 1.9953 -3.9070 12 7 2.0183 -0.6906 1.1963 13 6 1.6644 -2.0932 1.4281 14 6 2.7931 -0.0356 2.0834 15 8 3.0865 1.1255 1.8912 16 6 3.2950 -0.7457 3.3142 17 6 4.1455 0.2157 4.1467 18 1 3.5679 1.1132 4.3679 19 7 5.3475 0.5818 3.3933 20 6 5.9769 1.7450 3.6525 21 8 5.5478 2.4899 4.5114 22 8 7.0819 2.0812 2.9605 23 6 7.7079 3.3484 3.2933 24 6 8.1311 3.3376 4.7636 25 6 8.9399 3.5560 2.4101 26 6 6.7128 4.4864 3.0574 27 6 4.5515 -0.4650 5.4554 28 6 3.9369 0.0702 6.7504 29 6 5.4101 0.3395 6.4334 30 1 -0.3632 0.5139 -0.8900 31 1 -0.3633 -1.0277 0.0005 32 1 -0.3633 0.5138 0.8899 33 1 1.9028 -0.5285 -4.4375 34 1 2.4157 -2.7377 0.9718 35 1 1.6237 -2.2852 2.5003 36 1 0.6904 -2.3002 0.9847 37 1 2.4470 -1.0879 3.9074 38 1 3.9003 -1.6024 3.0180 39 1 5.6901 -0.0129 2.7080 40 1 8.8400 2.5268 4.9317 41 1 8.6006 4.2890 5.0135 42 1 7.2538 3.1894 5.3932 43 1 8.6387 3.5636 1.3626 44 1 9.4096 4.5075 2.6596 45 1 9.6486 2.7453 2.5786 46 1 5.8355 4.3382 3.6869 47 1 7.1830 5.4377 3.3068 48 1 6.4114 4.4941 2.0100 49 1 4.7336 -1.5377 5.3905 50 1 3.2437 0.9075 6.6699 51 1 3.7151 -0.6503 7.5375 52 1 6.1569 -0.2040 7.0122 53 1 5.6862 1.3536 6.1442 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 ZINC000751675147.mol2 53 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED SCF FIELD WAS ACHIEVED Wall clock time and date at job start Sat Apr 11 2020 06:11:48 Heat of formation + Delta-G solvation = -86.177434 kcal Electronic energy + Delta-G solvation = -31928.353934 eV Core-core repulsion = 27801.654741 eV Total energy + Delta-G solvation = -4126.699193 eV No. of doubly occupied orbitals = 66 Molecular weight (most abundant/longest-lived isotopes) = 340.220 amu Computer time = 0.76 seconds Orbital eigenvalues (eV) -40.76463 -39.50683 -38.15670 -36.41727 -35.59654 -34.45106 -33.70213 -32.83608 -31.14590 -29.78820 -27.45410 -27.36208 -26.29332 -25.26399 -24.85043 -22.61004 -22.26043 -21.18671 -20.30103 -19.94635 -18.36976 -17.97243 -17.03594 -16.70131 -16.39702 -15.92816 -15.68612 -15.62469 -15.07112 -14.86293 -14.53667 -14.41072 -13.96560 -13.82024 -13.43158 -13.01611 -12.87184 -12.62599 -12.52354 -12.30392 -12.25492 -12.22879 -12.00171 -11.92035 -11.87027 -11.76809 -11.59605 -11.57587 -11.39183 -11.27904 -11.23136 -11.10552 -10.70041 -10.38951 -10.28811 -10.24052 -10.15107 -9.83131 -9.66874 -9.36647 -9.08654 -8.86949 -8.65314 -7.74658 -6.16628 -4.17157 2.31452 3.06929 3.21584 3.24338 3.35835 3.38623 3.65562 3.79571 4.33554 4.33639 4.55830 4.70336 4.73242 4.76862 4.89254 4.97594 5.02925 5.12280 5.17767 5.30233 5.40486 5.41288 5.46744 5.50779 5.60684 5.62911 5.64284 5.70762 5.75961 5.84852 5.86202 5.92637 5.95073 5.97968 6.13473 6.17408 6.17704 6.23589 6.28812 6.30706 6.38926 6.46683 6.57395 6.71317 6.82418 7.09540 7.32333 7.61276 7.63929 8.15795 8.45516 8.61412 8.82425 8.89085 9.44743 10.96097 Molecular weight = 340.22amu Principal moments of inertia in cm(-1) A = 0.011009 B = 0.003548 C = 0.002914 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 2542.857357 B = 7889.835545 C = 9607.549527 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.162 4.162 2 C 0.230 3.770 3 H 0.062 0.938 4 C -0.527 4.527 5 H 0.078 0.922 6 C 0.076 3.924 7 N -0.895 5.895 8 Si 0.883 3.117 9 H -0.277 1.277 10 H -0.264 1.264 11 H -0.294 1.294 12 N -0.588 5.588 13 C 0.086 3.914 14 C 0.501 3.499 15 O -0.542 6.542 16 C -0.148 4.148 17 C 0.212 3.788 18 H 0.099 0.901 19 N -0.689 5.689 20 C 0.663 3.337 21 O -0.572 6.572 22 O -0.365 6.365 23 C 0.138 3.862 24 C -0.181 4.181 25 C -0.141 4.141 26 C -0.184 4.184 27 C -0.174 4.174 28 C -0.169 4.169 29 C -0.182 4.182 30 H 0.050 0.950 31 H 0.056 0.944 32 H 0.033 0.967 33 H 0.266 0.734 34 H 0.053 0.947 35 H 0.055 0.945 36 H 0.073 0.927 37 H 0.108 0.892 38 H 0.097 0.903 39 H 0.403 0.597 40 H 0.057 0.943 41 H 0.067 0.933 42 H 0.088 0.912 43 H 0.068 0.932 44 H 0.077 0.923 45 H 0.065 0.935 46 H 0.089 0.911 47 H 0.065 0.935 48 H 0.061 0.939 49 H 0.105 0.895 50 H 0.095 0.905 51 H 0.092 0.908 52 H 0.085 0.915 53 H 0.120 0.880 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges 8.099 1.298 18.838 20.546 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 -0.220 4.220 2 C 0.128 3.872 3 H 0.080 0.920 4 C -0.565 4.565 5 H 0.096 0.904 6 C -0.127 4.127 7 N -0.532 5.532 8 Si 0.713 3.287 9 H -0.204 1.204 10 H -0.189 1.189 11 H -0.221 1.221 12 N -0.319 5.319 13 C -0.058 4.058 14 C 0.288 3.712 15 O -0.420 6.420 16 C -0.188 4.188 17 C 0.108 3.892 18 H 0.117 0.883 19 N -0.345 5.345 20 C 0.417 3.583 21 O -0.463 6.463 22 O -0.280 6.280 23 C 0.101 3.899 24 C -0.238 4.238 25 C -0.199 4.199 26 C -0.241 4.241 27 C -0.193 4.193 28 C -0.206 4.206 29 C -0.219 4.219 30 H 0.068 0.932 31 H 0.075 0.925 32 H 0.052 0.948 33 H 0.076 0.924 34 H 0.072 0.928 35 H 0.074 0.926 36 H 0.092 0.908 37 H 0.126 0.874 38 H 0.115 0.885 39 H 0.238 0.762 40 H 0.076 0.924 41 H 0.085 0.915 42 H 0.107 0.893 43 H 0.087 0.913 44 H 0.096 0.904 45 H 0.084 0.916 46 H 0.108 0.892 47 H 0.084 0.916 48 H 0.080 0.920 49 H 0.124 0.876 50 H 0.114 0.886 51 H 0.110 0.890 52 H 0.103 0.897 53 H 0.138 0.862 Dipole moment (debyes) X Y Z Total from point charges 8.090 2.329 18.905 20.695 hybrid contribution -0.520 0.204 -0.725 0.915 sum 7.570 2.533 18.180 19.855 Atomic orbital electron populations 1.22460 0.99219 1.01006 0.99266 1.19268 0.89874 0.95188 0.82884 0.92038 1.21149 1.32686 1.14180 0.88489 0.90406 1.24863 0.95660 0.96530 0.95655 1.69874 1.45217 1.40188 0.97969 0.86926 0.80418 0.83900 0.77494 1.20415 1.18858 1.22143 1.47878 1.49326 1.11806 1.22935 1.21610 1.01932 0.82801 0.99456 1.20323 0.79272 0.87232 0.84395 1.90703 1.57710 1.16925 1.76708 1.22033 1.01113 0.99511 0.96153 1.20165 0.83748 0.97637 0.87655 0.88295 1.44536 1.28764 1.19714 1.41519 1.17875 0.78955 0.81927 0.79590 1.90779 1.68086 1.51653 1.35790 1.86314 1.39812 1.40757 1.61074 1.21992 0.92268 0.80273 0.95395 1.22512 1.03299 1.02217 0.95818 1.21859 0.95490 1.02322 1.00186 1.22509 1.01015 0.97078 1.03471 1.22733 1.06640 0.99217 0.90755 1.22924 0.96925 1.03160 0.97622 1.23291 0.93397 1.03222 1.01953 0.93190 0.92549 0.94830 0.92447 0.92799 0.92640 0.90835 0.87377 0.88495 0.76206 0.92401 0.91454 0.89323 0.91325 0.90383 0.91633 0.89206 0.91560 0.91979 0.87646 0.88605 0.88995 0.89689 0.86200 Number of geometries 1 Number of calculations of the screened coulomb radii 1 The total number of SCF iterations 12. 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 -0.16 -3.43 8.65 37.16 0.32 -3.11 16 2 C 0.23 5.44 2.23 -69.08 -0.15 5.29 16 3 H 0.06 1.65 5.96 -51.93 -0.31 1.34 16 4 C -0.53 -14.35 8.95 -34.44 -0.31 -14.66 16 5 H 0.08 2.27 7.89 -52.49 -0.41 1.86 16 6 C 0.08 2.14 5.45 -17.82 -0.10 2.05 16 7 N -0.89 -26.77 13.96 55.43 0.77 -26.00 16 8 Si 0.88 21.88 24.37 -169.99 -4.14 17.74 16 9 H -0.28 -6.56 6.87 56.52 0.39 -6.17 16 10 H -0.26 -6.51 6.53 56.52 0.37 -6.14 16 11 H -0.29 -7.32 7.11 56.52 0.40 -6.92 16 12 N -0.59 -11.41 2.75 -175.25 -0.48 -11.90 16 13 C 0.09 1.29 9.48 59.85 0.57 1.85 16 14 C 0.50 9.22 7.54 -10.99 -0.08 9.14 16 15 O -0.54 -12.25 14.68 5.55 0.08 -12.17 16 16 C -0.15 -1.84 3.78 -27.89 -0.11 -1.94 16 17 C 0.21 2.78 1.83 -67.93 -0.12 2.66 16 18 H 0.10 1.57 7.15 -51.93 -0.37 1.20 16 19 N -0.69 -9.92 4.20 -58.73 -0.25 -10.17 16 20 C 0.66 10.45 7.39 54.05 0.40 10.84 16 21 O -0.57 -9.49 8.90 -19.28 -0.17 -9.66 16 22 O -0.36 -5.51 9.94 -40.33 -0.40 -5.91 16 23 C 0.14 1.71 1.13 -90.61 -0.10 1.61 16 24 C -0.18 -1.98 8.37 37.16 0.31 -1.67 16 25 C -0.14 -1.39 8.85 37.16 0.33 -1.06 16 26 C -0.18 -2.39 8.37 37.16 0.31 -2.08 16 27 C -0.17 -1.83 5.36 -90.62 -0.49 -2.32 16 28 C -0.17 -1.68 10.18 -26.69 -0.27 -1.95 16 29 C -0.18 -2.02 9.74 -26.70 -0.26 -2.28 16 30 H 0.05 1.12 3.27 -51.93 -0.17 0.95 16 31 H 0.06 1.10 6.66 -51.93 -0.35 0.76 16 32 H 0.03 0.64 8.14 -51.93 -0.42 0.22 16 33 H 0.27 7.48 8.31 -40.82 -0.34 7.15 16 34 H 0.05 0.82 8.14 -51.93 -0.42 0.40 16 35 H 0.05 0.60 6.44 -51.93 -0.33 0.27 16 36 H 0.07 1.12 6.43 -51.93 -0.33 0.79 16 37 H 0.11 1.08 7.40 -51.93 -0.38 0.69 16 38 H 0.10 1.02 8.11 -51.93 -0.42 0.60 16 39 H 0.40 5.50 8.71 -40.82 -0.36 5.15 16 40 H 0.06 0.59 8.14 -51.93 -0.42 0.17 16 41 H 0.07 0.60 8.14 -51.93 -0.42 0.18 16 42 H 0.09 1.13 5.88 -51.93 -0.31 0.83 16 43 H 0.07 0.72 8.14 -51.93 -0.42 0.29 16 44 H 0.08 0.60 8.14 -51.93 -0.42 0.18 16 45 H 0.06 0.60 8.14 -51.93 -0.42 0.18 16 46 H 0.09 1.38 5.88 -51.93 -0.31 1.08 16 47 H 0.07 0.69 8.14 -51.93 -0.42 0.27 16 48 H 0.06 0.86 8.14 -51.93 -0.42 0.44 16 49 H 0.11 0.95 8.11 -51.93 -0.42 0.52 16 50 H 0.10 1.02 8.05 -51.93 -0.42 0.60 16 51 H 0.09 0.75 8.14 -51.93 -0.42 0.33 16 52 H 0.08 0.84 8.14 -51.93 -0.42 0.41 16 53 H 0.12 1.62 5.02 -51.93 -0.26 1.36 16 LS Contribution 405.44 15.07 6.11 6.11 Total: -1.00 -33.44 405.44 -7.21 -40.65 By element: Atomic # 1 Polarization: 17.94 SS G_CDS: -8.98 Total: 8.96 kcal Atomic # 6 Polarization: 2.10 SS G_CDS: 0.25 Total: 2.35 kcal Atomic # 7 Polarization: -48.11 SS G_CDS: 0.04 Total: -48.07 kcal Atomic # 8 Polarization: -27.25 SS G_CDS: -0.49 Total: -27.74 kcal Atomic # 14 Polarization: 21.88 SS G_CDS: -4.14 Total: 17.74 kcal Total LS contribution 6.11 Total: 6.11 kcal Total: -33.44 -7.21 -40.65 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. ZINC000751675147.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 -45.528 kcal (2) G-P(sol) polarization free energy of solvation -33.437 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -78.965 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -7.213 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -40.650 kcal (6) G-S(sol) free energy of system = (1) + (5) -86.177 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.76 seconds