Wall clock time and date at job start Sat Apr 11 2020 06:07:46 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 N 2 2 C 1.31629 * 1 3 3 Si 1.86804 * 120.00000 * 2 1 4 4 H 1.48498 * 109.47418 * 240.00227 * 3 2 1 5 5 H 1.48500 * 109.46891 * 0.02562 * 3 2 1 6 6 H 1.48507 * 109.47090 * 120.00508 * 3 2 1 7 7 C 1.38796 * 120.00368 * 180.02562 * 2 1 3 8 8 H 1.08003 * 120.00468 * 179.97438 * 7 2 1 9 9 S 1.76206 * 119.99865 * 359.97438 * 7 2 1 10 10 C 1.80997 * 100.00011 * 179.97438 * 9 7 2 11 11 C 1.50704 * 109.46806 * 179.97438 * 10 9 7 12 12 O 1.21274 * 120.00032 * 359.97438 * 11 10 9 13 13 N 1.34779 * 119.99804 * 179.97438 * 11 10 9 14 14 C 1.46497 * 120.00127 * 180.02562 * 13 11 10 15 15 C 1.52997 * 109.47409 * 180.02562 * 14 13 11 16 16 C 1.53002 * 109.47429 * 180.02562 * 15 14 13 17 17 N 1.46901 * 109.47295 * 179.97438 * 16 15 14 18 18 C 1.46892 * 110.99830 * 179.97438 * 17 16 15 19 19 C 1.53002 * 109.46956 * 180.02562 * 18 17 16 20 20 C 1.52947 * 109.41008 * 184.99886 * 19 18 17 21 21 C 1.53184 * 109.44835 * 176.90834 * 20 19 18 22 22 C 1.53146 * 108.88301 * 56.56851 * 21 20 19 23 23 C 1.52846 * 117.67745 * 91.48946 * 22 21 20 24 24 C 1.52805 * 117.74988 * 160.37048 * 22 21 20 25 25 C 1.53153 * 115.00626 * 306.05849 * 22 21 20 26 26 C 1.52934 * 109.41198 * 64.64041 * 19 18 17 27 27 H 0.96995 * 119.99864 * 359.97438 * 1 2 3 28 28 H 1.08996 * 109.47268 * 59.99919 * 10 9 7 29 29 H 1.08995 * 109.47414 * 299.99648 * 10 9 7 30 30 H 0.97000 * 119.99593 * 0.02562 * 13 11 10 31 31 H 1.09001 * 109.47008 * 59.99414 * 14 13 11 32 32 H 1.09004 * 109.46618 * 299.99880 * 14 13 11 33 33 H 1.08996 * 109.47362 * 59.99742 * 15 14 13 34 34 H 1.09006 * 109.46600 * 299.99862 * 15 14 13 35 35 H 1.09001 * 109.47077 * 59.99016 * 16 15 14 36 36 H 1.09004 * 109.46529 * 299.99495 * 16 15 14 37 37 H 1.00894 * 110.99629 * 303.95372 * 17 16 15 38 38 H 1.08997 * 109.47568 * 60.00072 * 18 17 16 39 39 H 1.09005 * 109.47212 * 299.99589 * 18 17 16 40 40 H 1.08999 * 109.35344 * 304.81441 * 19 18 17 41 41 H 1.08998 * 109.47963 * 296.89702 * 20 19 18 42 42 H 1.09002 * 109.47582 * 56.92060 * 20 19 18 43 43 H 1.08995 * 109.57119 * 176.39071 * 21 20 19 44 44 H 1.09004 * 109.56622 * 296.74630 * 21 20 19 45 45 H 1.08990 * 117.50691 * 215.22036 * 23 22 21 46 46 H 1.09003 * 117.50162 * 0.28495 * 23 22 21 47 47 H 1.09002 * 117.50024 * 359.85790 * 24 22 21 48 48 H 1.09007 * 117.49910 * 144.88817 * 24 22 21 49 49 H 1.08998 * 109.57351 * 294.11915 * 25 22 21 50 50 H 1.09004 * 109.56945 * 173.75509 * 25 22 21 51 51 H 1.08996 * 109.47798 * 303.08293 * 26 19 18 52 52 H 1.09004 * 109.47480 * 63.09767 * 26 19 18 Note: An asterisk (*) indicates this parameter was or will be optimized. Cartesian coordinates (angstroms) NO. Atom X Y Z 1 7 0.0000 0.0000 0.0000 2 6 1.3163 0.0000 0.0000 3 14 2.2503 1.6178 0.0000 4 1 3.1040 1.6965 -1.2125 5 1 1.2853 2.7464 0.0006 6 1 3.1042 1.6964 1.2125 7 6 2.0103 -1.2020 -0.0005 8 1 3.0904 -1.2020 -0.0010 9 16 1.1294 -2.7280 -0.0005 10 6 2.5159 -3.8914 -0.0021 11 6 1.9874 -5.3027 -0.0017 12 8 0.7912 -5.5022 0.0000 13 7 2.8442 -6.3431 -0.0033 14 6 2.3306 -7.7151 -0.0034 15 6 3.5026 -8.6985 -0.0046 16 6 2.9661 -10.1314 -0.0055 17 7 4.0914 -11.0756 -0.0073 18 6 3.6132 -12.4645 -0.0075 19 6 4.8111 -13.4164 -0.0087 20 6 4.3149 -14.8576 -0.1346 21 6 5.5158 -15.8054 -0.2136 22 6 6.3970 -15.5928 1.0208 23 6 6.1248 -16.4650 2.2461 24 6 7.3750 -16.7050 1.3968 25 6 6.8362 -14.1455 1.2612 26 6 5.5943 -13.2494 1.2942 27 1 -0.4850 0.8400 0.0004 28 1 3.1252 -3.7317 0.8874 29 1 3.1238 -3.7310 -0.8925 30 1 3.8010 -6.1834 -0.0043 31 1 1.7208 -7.8746 -0.8928 32 1 1.7230 -7.8756 0.8872 33 1 4.1119 -8.5388 0.8849 34 1 4.1105 -8.5380 -0.8951 35 1 2.3570 -10.2908 -0.8952 36 1 2.3579 -10.2921 0.8848 37 1 4.7059 -10.9043 -0.7890 38 1 3.0080 -12.6404 -0.8968 39 1 3.0101 -12.6413 0.8832 40 1 5.4585 -13.1811 -0.8534 41 1 3.7089 -15.1108 0.7353 42 1 3.7134 -14.9573 -1.0382 43 1 5.1655 -16.8372 -0.2389 44 1 6.0912 -15.5912 -1.1143 45 1 6.2624 -16.0114 3.2275 46 1 5.3197 -17.1965 2.1745 47 1 7.3924 -17.5943 0.7667 48 1 8.3352 -16.4093 1.8197 49 1 7.4960 -13.8254 0.4548 50 1 7.3614 -14.0768 2.2139 51 1 5.8998 -12.2089 1.4039 52 1 4.9634 -13.5337 2.1364 RHF calculation, no. of doubly occupied orbitals= 63 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). S: (AM1): M.J.S. DEWAR, Y.-C. YUAN, INORGANIC CHEM., 29, 589 (1990) 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 ZINC001154814070.mol2 52 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 06:07:46 Heat of formation + Delta-G solvation = -49.166585 kcal Electronic energy + Delta-G solvation = -25593.214696 eV Core-core repulsion = 21910.873285 eV Total energy + Delta-G solvation = -3682.341411 eV No. of doubly occupied orbitals = 63 Molecular weight (most abundant/longest-lived isotopes) = 340.193 amu Computer time = 0.73 seconds Orbital eigenvalues (eV) -39.99460 -39.16445 -37.50737 -35.73675 -34.26820 -32.41787 -31.62897 -31.31922 -29.45104 -28.17479 -25.53043 -24.92274 -23.52213 -23.05607 -22.71897 -21.84434 -20.81219 -20.22517 -19.08641 -17.80896 -16.56256 -16.21488 -16.05988 -15.79401 -15.73377 -15.30607 -15.04551 -14.80898 -14.77606 -14.40096 -13.97433 -13.87436 -13.77601 -13.27149 -13.10947 -13.01234 -12.66607 -12.62621 -12.53585 -12.14038 -11.99008 -11.92944 -11.76001 -11.68300 -11.45067 -11.27593 -11.12003 -11.03371 -11.02627 -10.94214 -10.75592 -10.48714 -10.32846 -9.96405 -9.81230 -9.38418 -9.05213 -8.87074 -8.78253 -8.22600 -6.48737 -6.20336 -3.90996 3.03933 3.12552 3.24433 3.28245 3.30862 3.32087 3.62629 3.88098 4.14213 4.21802 4.26100 4.32641 4.47684 4.55248 4.66066 4.73153 4.82927 4.86635 4.91156 4.92936 5.09005 5.11986 5.14706 5.20390 5.20777 5.22894 5.26887 5.32423 5.42423 5.44580 5.45332 5.46350 5.55048 5.56962 5.67102 5.68167 5.68650 5.71804 5.75525 5.87946 5.89460 5.95577 6.00670 6.06536 6.10315 6.15758 6.59018 6.67798 6.98655 7.60378 7.73707 8.36220 8.63966 9.24801 10.87097 Molecular weight = 340.19amu Principal moments of inertia in cm(-1) A = 0.036937 B = 0.001214 C = 0.001189 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 757.856888 B =23063.081277 C =23535.139318 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 N -0.868 5.868 2 C 0.074 3.926 3 Si 0.918 3.082 4 H -0.274 1.274 5 H -0.283 1.283 6 H -0.274 1.274 7 C -0.537 4.537 8 H 0.072 0.928 9 S -0.061 6.061 10 C -0.153 4.153 11 C 0.531 3.469 12 O -0.519 6.519 13 N -0.739 5.739 14 C 0.122 3.878 15 C -0.128 4.128 16 C 0.062 3.938 17 N -0.688 5.688 18 C 0.062 3.938 19 C -0.082 4.082 20 C -0.111 4.111 21 C -0.079 4.079 22 C -0.120 4.120 23 C -0.175 4.175 24 C -0.180 4.180 25 C -0.083 4.083 26 C -0.103 4.103 27 H 0.269 0.731 28 H 0.090 0.910 29 H 0.089 0.911 30 H 0.398 0.602 31 H 0.063 0.937 32 H 0.066 0.934 33 H 0.078 0.922 34 H 0.067 0.933 35 H 0.033 0.967 36 H 0.076 0.924 37 H 0.340 0.660 38 H 0.029 0.971 39 H 0.072 0.928 40 H 0.067 0.933 41 H 0.064 0.936 42 H 0.061 0.939 43 H 0.062 0.938 44 H 0.065 0.935 45 H 0.092 0.908 46 H 0.091 0.909 47 H 0.091 0.909 48 H 0.092 0.908 49 H 0.064 0.936 50 H 0.061 0.939 51 H 0.077 0.923 52 H 0.058 0.942 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges 15.046 -34.241 0.443 37.404 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 N -0.503 5.503 2 C -0.135 4.135 3 Si 0.745 3.255 4 H -0.199 1.199 5 H -0.208 1.208 6 H -0.199 1.199 7 C -0.685 4.685 8 H 0.090 0.910 9 S 0.166 5.834 10 C -0.304 4.304 11 C 0.317 3.683 12 O -0.393 6.393 13 N -0.394 5.394 14 C -0.002 4.002 15 C -0.166 4.166 16 C -0.068 4.068 17 N -0.319 5.319 18 C -0.067 4.067 19 C -0.101 4.101 20 C -0.149 4.149 21 C -0.117 4.117 22 C -0.120 4.120 23 C -0.212 4.212 24 C -0.217 4.217 25 C -0.120 4.120 26 C -0.140 4.140 27 H 0.079 0.921 28 H 0.108 0.892 29 H 0.108 0.892 30 H 0.232 0.768 31 H 0.082 0.918 32 H 0.084 0.916 33 H 0.097 0.903 34 H 0.085 0.915 35 H 0.051 0.949 36 H 0.094 0.906 37 H 0.157 0.843 38 H 0.047 0.953 39 H 0.091 0.909 40 H 0.086 0.914 41 H 0.083 0.917 42 H 0.080 0.920 43 H 0.080 0.920 44 H 0.084 0.916 45 H 0.110 0.890 46 H 0.109 0.891 47 H 0.109 0.891 48 H 0.110 0.890 49 H 0.083 0.917 50 H 0.080 0.920 51 H 0.095 0.905 52 H 0.077 0.923 Dipole moment (debyes) X Y Z Total from point charges 12.927 -34.446 1.132 36.809 hybrid contribution 2.133 1.154 -0.895 2.584 sum 15.059 -33.293 0.238 36.541 Atomic orbital electron populations 1.70008 1.05963 1.27558 1.46803 1.24983 0.95012 0.98997 0.94514 0.86230 0.79243 0.81253 0.78802 1.19940 1.20803 1.19932 1.22836 0.94888 0.91692 1.59057 0.90973 1.85393 1.04986 0.96304 1.96724 1.23532 1.06542 0.95421 1.04923 1.20314 0.86533 0.86321 0.75157 1.90698 1.15406 1.85644 1.47542 1.45985 1.09943 1.05517 1.77931 1.21183 0.95952 0.80773 1.02326 1.21737 0.98054 0.93498 1.03310 1.21842 0.92641 0.91157 1.01123 1.60429 1.18812 1.02661 1.49960 1.22025 0.96416 0.87671 1.00628 1.21106 0.96333 0.93828 0.98847 1.21534 0.97352 0.94200 1.01852 1.21113 0.95523 0.99050 0.96001 1.21525 1.01360 0.92679 0.96482 1.23006 0.99637 1.03011 0.95515 1.22994 0.94505 1.00242 1.03937 1.21180 0.97690 0.91775 1.01366 1.21460 0.95805 1.00011 0.96734 0.92131 0.89205 0.89238 0.76813 0.91829 0.91600 0.90323 0.91455 0.94897 0.90586 0.84285 0.95276 0.90930 0.91409 0.91748 0.92048 0.91977 0.91603 0.88952 0.89069 0.89051 0.88958 0.91701 0.92011 0.90479 0.92272 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 N -0.87 -26.31 13.22 55.49 0.73 -25.57 16 2 C 0.07 2.13 5.49 -17.43 -0.10 2.03 16 3 Si 0.92 21.45 29.55 -169.99 -5.02 16.43 16 4 H -0.27 -6.24 7.11 56.52 0.40 -5.83 16 5 H -0.28 -6.48 7.11 56.52 0.40 -6.08 16 6 H -0.27 -6.24 7.11 56.52 0.40 -5.84 16 7 C -0.54 -15.38 9.50 30.94 0.29 -15.08 16 8 H 0.07 1.95 7.80 -52.48 -0.41 1.54 16 9 S -0.06 -1.66 20.57 -107.50 -2.21 -3.87 16 10 C -0.15 -3.12 6.16 36.01 0.22 -2.90 16 11 C 0.53 10.04 7.85 -10.98 -0.09 9.96 16 12 O -0.52 -11.98 15.86 5.56 0.09 -11.90 16 13 N -0.74 -9.89 5.56 -60.30 -0.33 -10.22 16 14 C 0.12 1.40 5.67 -4.04 -0.02 1.37 16 15 C -0.13 -1.01 5.59 -26.73 -0.15 -1.16 16 16 C 0.06 0.46 5.69 -3.82 -0.02 0.44 16 17 N -0.69 -4.56 5.88 -113.78 -0.67 -5.23 16 18 C 0.06 0.38 5.07 -3.83 -0.02 0.36 16 19 C -0.08 -0.45 2.24 -90.68 -0.20 -0.65 16 20 C -0.11 -0.57 5.21 -26.66 -0.14 -0.71 16 21 C -0.08 -0.41 5.67 -26.56 -0.15 -0.56 16 22 C -0.12 -0.67 1.97 -154.53 -0.31 -0.97 16 23 C -0.17 -0.95 9.93 -26.79 -0.27 -1.21 16 24 C -0.18 -0.94 9.99 -26.81 -0.27 -1.21 16 25 C -0.08 -0.47 5.67 -26.56 -0.15 -0.62 16 26 C -0.10 -0.62 5.13 -26.67 -0.14 -0.76 16 27 H 0.27 7.58 8.31 -40.82 -0.34 7.24 16 28 H 0.09 1.68 8.14 -51.92 -0.42 1.26 16 29 H 0.09 1.67 8.14 -51.92 -0.42 1.25 16 30 H 0.40 4.12 8.47 -40.82 -0.35 3.77 16 31 H 0.06 0.78 8.14 -51.93 -0.42 0.36 16 32 H 0.07 0.82 8.14 -51.93 -0.42 0.40 16 33 H 0.08 0.63 8.14 -51.93 -0.42 0.21 16 34 H 0.07 0.48 8.14 -51.93 -0.42 0.06 16 35 H 0.03 0.25 8.14 -51.93 -0.42 -0.17 16 36 H 0.08 0.60 8.14 -51.93 -0.42 0.18 16 37 H 0.34 2.00 8.73 -39.29 -0.34 1.66 16 38 H 0.03 0.18 8.14 -51.93 -0.42 -0.24 16 39 H 0.07 0.49 8.14 -51.93 -0.42 0.07 16 40 H 0.07 0.38 8.14 -51.93 -0.42 -0.04 16 41 H 0.06 0.36 8.14 -51.93 -0.42 -0.06 16 42 H 0.06 0.30 8.14 -51.93 -0.42 -0.13 16 43 H 0.06 0.30 8.09 -51.93 -0.42 -0.12 16 44 H 0.07 0.34 8.14 -51.93 -0.42 -0.08 16 45 H 0.09 0.50 8.14 -51.93 -0.42 0.07 16 46 H 0.09 0.47 8.14 -51.93 -0.42 0.04 16 47 H 0.09 0.44 8.14 -51.93 -0.42 0.01 16 48 H 0.09 0.46 8.14 -51.93 -0.42 0.04 16 49 H 0.06 0.37 8.14 -51.93 -0.42 -0.05 16 50 H 0.06 0.35 8.09 -51.93 -0.42 -0.07 16 51 H 0.08 0.53 7.65 -51.93 -0.40 0.14 16 52 H 0.06 0.40 8.14 -51.93 -0.42 -0.02 16 LS Contribution 428.80 15.07 6.46 6.46 Total: -1.00 -33.64 428.80 -12.38 -46.02 By element: Atomic # 1 Polarization: 9.49 SS G_CDS: -9.93 Total: -0.44 kcal Atomic # 6 Polarization: -10.18 SS G_CDS: -1.50 Total: -11.68 kcal Atomic # 7 Polarization: -40.76 SS G_CDS: -0.27 Total: -41.03 kcal Atomic # 8 Polarization: -11.98 SS G_CDS: 0.09 Total: -11.90 kcal Atomic # 14 Polarization: 21.45 SS G_CDS: -5.02 Total: 16.43 kcal Atomic # 16 Polarization: -1.66 SS G_CDS: -2.21 Total: -3.87 kcal Total LS contribution 6.46 Total: 6.46 kcal Total: -33.64 -12.38 -46.02 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. ZINC001154814070.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 -3.145 kcal (2) G-P(sol) polarization free energy of solvation -33.640 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -36.785 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -12.381 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -46.021 kcal (6) G-S(sol) free energy of system = (1) + (5) -49.167 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.73 seconds