Wall clock time and date at job start Sat Apr 11 2020 06:10:48 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 1.09002 * 109.47123 * 2 1 4 4 C 1.50693 * 109.47232 * 239.99690 * 2 1 3 5 5 H 1.08008 * 119.99737 * 241.56407 * 4 2 1 6 6 C 1.37876 * 120.00270 * 61.56328 * 4 2 1 7 7 N 1.31511 * 120.00251 * 186.81426 * 6 4 2 8 8 Si 1.86795 * 119.99836 * 6.81724 * 6 4 2 9 9 H 1.48507 * 109.47159 * 269.99864 * 8 6 4 10 10 H 1.48498 * 109.47296 * 29.99485 * 8 6 4 11 11 H 1.48504 * 109.47486 * 149.99946 * 8 6 4 12 12 C 1.50699 * 109.47129 * 119.99331 * 2 1 3 13 13 O 1.21279 * 120.00105 * 105.85152 * 12 2 1 14 14 N 1.34776 * 120.00400 * 285.85778 * 12 2 1 15 15 C 1.47025 * 125.64291 * 3.67436 * 14 12 2 16 16 C 1.54316 * 107.27420 * 180.97092 * 15 14 12 17 17 C 1.55154 * 102.86454 * 22.52808 * 16 15 14 18 18 H 1.09007 * 111.00834 * 82.37585 * 17 16 15 19 19 C 1.53000 * 111.00867 * 206.23001 * 17 16 15 20 20 C 1.53002 * 109.46785 * 287.19589 * 19 17 16 21 21 N 1.46500 * 109.47131 * 180.02562 * 20 19 17 22 22 C 1.34775 * 120.00587 * 180.02562 * 21 20 19 23 23 O 1.21513 * 119.99115 * 359.97438 * 22 21 20 24 24 O 1.34639 * 120.00317 * 179.97438 * 22 21 20 25 25 C 1.45196 * 116.99777 * 179.97438 * 24 22 21 26 26 C 1.53006 * 109.47121 * 59.99932 * 25 24 22 27 27 C 1.52999 * 109.46901 * 179.97438 * 25 24 22 28 28 C 1.53002 * 109.47214 * 300.00028 * 25 24 22 29 29 C 1.47423 * 125.65447 * 183.99043 * 14 12 2 30 30 H 1.09004 * 109.47149 * 178.93237 * 1 2 3 31 31 H 1.09003 * 109.47252 * 298.93708 * 1 2 3 32 32 H 1.09001 * 109.47061 * 58.93410 * 1 2 3 33 33 H 0.97007 * 120.00230 * 354.95817 * 7 6 4 34 34 H 1.08999 * 109.88822 * 300.51487 * 15 14 12 35 35 H 1.09006 * 109.88348 * 61.68662 * 15 14 12 36 36 H 1.08997 * 110.92889 * 264.11269 * 16 15 14 37 37 H 1.09001 * 110.59122 * 140.78827 * 16 15 14 38 38 H 1.08997 * 109.47167 * 47.19477 * 19 17 16 39 39 H 1.09005 * 109.47138 * 167.19775 * 19 17 16 40 40 H 1.08996 * 109.47124 * 299.99330 * 20 19 17 41 41 H 1.08993 * 109.47429 * 60.00044 * 20 19 17 42 42 H 0.97007 * 119.99875 * 359.97438 * 21 20 19 43 43 H 1.08999 * 109.46681 * 59.99975 * 26 25 24 44 44 H 1.08994 * 109.47164 * 179.97438 * 26 25 24 45 45 H 1.08993 * 109.47333 * 300.00317 * 26 25 24 46 46 H 1.08996 * 109.46885 * 60.00742 * 27 25 24 47 47 H 1.09006 * 109.46780 * 180.02562 * 27 25 24 48 48 H 1.08999 * 109.47062 * 300.00131 * 27 25 24 49 49 H 1.09001 * 109.47317 * 60.00616 * 28 25 24 50 50 H 1.09006 * 109.47092 * 179.97438 * 28 25 24 51 51 H 1.08991 * 109.47169 * 299.99853 * 28 25 24 52 52 H 1.09007 * 110.36410 * 274.67440 * 29 14 12 53 53 H 1.09001 * 110.36291 * 36.98623 * 29 14 12 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 2.0323 -0.7104 -1.2304 5 1 2.6323 -1.6031 -1.1313 6 6 1.7261 -0.2210 -2.4824 7 7 2.0483 -0.9105 -3.5549 8 14 0.8536 1.4216 -2.6554 9 1 -0.6155 1.2043 -2.6535 10 1 1.2251 2.3016 -1.5184 11 1 1.2572 2.0647 -3.9316 12 6 2.0323 -0.7103 1.2305 13 8 2.5049 -1.8233 1.1378 14 7 1.9563 -0.1087 2.4342 15 6 1.3407 1.1996 2.7007 16 6 1.5109 1.4877 4.2072 17 6 2.7161 0.5915 4.5963 18 1 3.6602 1.0781 4.3509 19 6 2.6644 0.2159 6.0786 20 6 3.0219 1.4378 6.9271 21 7 2.9730 1.0781 8.3464 22 6 3.2530 2.0027 9.2861 23 8 3.5465 3.1347 8.9560 24 8 3.2075 1.6722 10.5905 25 6 3.5214 2.7185 11.5469 26 6 2.5329 3.8745 11.3810 27 6 3.4175 2.1591 12.9672 28 6 4.9441 3.2247 11.3005 29 6 2.4823 -0.6504 3.7004 30 1 -0.3634 -1.0275 -0.0191 31 1 -0.3634 0.4972 0.8994 32 1 -0.3633 0.5303 -0.8803 33 1 2.5655 -1.7268 -3.4695 34 1 1.8409 1.9710 2.1152 35 1 0.2807 1.1688 2.4487 36 1 0.6190 1.1970 4.7623 37 1 1.7433 2.5397 4.3725 38 1 1.6597 -0.1218 6.3330 39 1 3.3775 -0.5846 6.2757 40 1 4.0266 1.7754 6.6727 41 1 2.3088 2.2382 6.7300 42 1 2.7383 0.1745 8.6099 43 1 1.5194 3.5138 11.5566 44 1 2.7683 4.6598 12.0993 45 1 2.6064 4.2731 10.3692 46 1 4.1215 1.3355 13.0857 47 1 3.6527 2.9447 13.6852 48 1 2.4038 1.7988 13.1424 49 1 5.0177 3.6235 10.2887 50 1 5.1796 4.0106 12.0182 51 1 5.6483 2.4013 11.4187 52 1 1.7529 -1.3176 4.1596 53 1 3.4216 -1.1755 3.5271 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 ZINC000884799692.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 06:10:48 Heat of formation + Delta-G solvation = -131.300764 kcal Electronic energy + Delta-G solvation = -29802.746216 eV Core-core repulsion = 25674.090329 eV Total energy + Delta-G solvation = -4128.655887 eV No. of doubly occupied orbitals = 66 Molecular weight (most abundant/longest-lived isotopes) = 340.220 amu Computer time = 0.79 seconds Orbital eigenvalues (eV) -41.09963 -39.74491 -38.11090 -37.26575 -35.49036 -34.43426 -33.86036 -32.71301 -31.06973 -29.71823 -28.16262 -27.83873 -27.78360 -24.92227 -24.37856 -23.11921 -22.28430 -21.48004 -20.74380 -20.10801 -18.65557 -18.39255 -17.30061 -17.01016 -16.70152 -16.46671 -15.91244 -15.62092 -15.22247 -14.92258 -14.64486 -14.59763 -14.11388 -13.86444 -13.67417 -13.51086 -13.05685 -12.96051 -12.80349 -12.75651 -12.60024 -12.45549 -12.32079 -12.29515 -12.25633 -11.93849 -11.76262 -11.73456 -11.65002 -11.45241 -11.14428 -11.01175 -10.86584 -10.80788 -10.74688 -10.44505 -10.39688 -10.19481 -9.74736 -9.54594 -8.75877 -8.69580 -8.36674 -8.16949 -6.42037 -4.04144 1.80174 2.50930 3.32606 3.39427 3.48757 3.54184 3.55979 3.77390 4.21486 4.28710 4.33297 4.45027 4.47574 4.47703 4.54591 4.84530 4.88011 5.04008 5.11520 5.13055 5.16341 5.23222 5.26433 5.31973 5.32043 5.36000 5.39932 5.43704 5.55931 5.57341 5.59228 5.67027 5.71860 5.81638 5.84585 5.87786 5.95918 6.00367 6.02190 6.14240 6.17630 6.23518 6.38730 6.50830 6.66133 6.89531 7.04561 7.21104 7.79282 8.03561 8.20619 8.48616 9.01647 9.07996 9.66459 10.99909 Molecular weight = 340.22amu Principal moments of inertia in cm(-1) A = 0.030891 B = 0.001690 C = 0.001649 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 906.181819 B =16565.146526 C =16971.558902 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.144 4.144 2 C 0.002 3.998 3 H 0.046 0.954 4 C -0.582 4.582 5 H 0.073 0.927 6 C 0.025 3.975 7 N -0.911 5.911 8 Si 1.057 2.943 9 H -0.283 1.283 10 H -0.280 1.280 11 H -0.290 1.290 12 C 0.545 3.455 13 O -0.536 6.536 14 N -0.634 5.634 15 C 0.101 3.899 16 C -0.129 4.129 17 C -0.099 4.099 18 H 0.089 0.911 19 C -0.120 4.120 20 C 0.137 3.863 21 N -0.711 5.711 22 C 0.648 3.352 23 O -0.567 6.567 24 O -0.366 6.366 25 C 0.136 3.864 26 C -0.184 4.184 27 C -0.141 4.141 28 C -0.184 4.184 29 C 0.112 3.888 30 H 0.054 0.946 31 H 0.033 0.967 32 H 0.053 0.947 33 H 0.269 0.731 34 H 0.068 0.932 35 H 0.070 0.930 36 H 0.076 0.924 37 H 0.081 0.919 38 H 0.076 0.924 39 H 0.076 0.924 40 H 0.072 0.928 41 H 0.074 0.926 42 H 0.406 0.594 43 H 0.059 0.941 44 H 0.070 0.930 45 H 0.088 0.912 46 H 0.066 0.934 47 H 0.080 0.920 48 H 0.066 0.934 49 H 0.088 0.912 50 H 0.070 0.930 51 H 0.059 0.941 52 H 0.060 0.940 53 H 0.073 0.927 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -0.011 9.403 33.537 34.830 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 -0.202 4.202 2 C -0.020 4.020 3 H 0.063 0.937 4 C -0.620 4.620 5 H 0.091 0.909 6 C -0.179 4.179 7 N -0.546 5.546 8 Si 0.887 3.113 9 H -0.211 1.211 10 H -0.207 1.207 11 H -0.217 1.217 12 C 0.336 3.664 13 O -0.410 6.410 14 N -0.371 5.371 15 C -0.023 4.023 16 C -0.167 4.167 17 C -0.118 4.118 18 H 0.108 0.892 19 C -0.158 4.158 20 C 0.015 3.985 21 N -0.371 5.371 22 C 0.402 3.598 23 O -0.456 6.456 24 O -0.281 6.281 25 C 0.099 3.901 26 C -0.241 4.241 27 C -0.198 4.198 28 C -0.241 4.241 29 C -0.011 4.011 30 H 0.073 0.927 31 H 0.052 0.948 32 H 0.072 0.928 33 H 0.079 0.921 34 H 0.086 0.914 35 H 0.088 0.912 36 H 0.095 0.905 37 H 0.100 0.900 38 H 0.095 0.905 39 H 0.095 0.905 40 H 0.091 0.909 41 H 0.092 0.908 42 H 0.241 0.759 43 H 0.078 0.922 44 H 0.089 0.911 45 H 0.107 0.893 46 H 0.086 0.914 47 H 0.099 0.901 48 H 0.085 0.915 49 H 0.107 0.893 50 H 0.089 0.911 51 H 0.078 0.922 52 H 0.079 0.921 53 H 0.092 0.908 Dipole moment (debyes) X Y Z Total from point charges -0.246 10.368 32.157 33.788 hybrid contribution 0.548 -1.397 1.298 1.984 sum 0.302 8.971 33.455 34.638 Atomic orbital electron populations 1.22108 0.97149 1.01542 0.99369 1.19301 0.93433 0.97233 0.91988 0.93661 1.22031 1.36863 1.13592 0.89553 0.90875 1.25784 0.97125 1.03029 0.91928 1.70781 1.36232 1.17000 1.30590 0.83842 0.76125 0.75719 0.75594 1.21057 1.20663 1.21656 1.21229 0.76751 0.85825 0.82601 1.90567 1.45168 1.19958 1.85334 1.48781 1.60299 1.20681 1.07384 1.22030 0.98676 0.86041 0.95526 1.22777 0.98194 1.00348 0.95333 1.22289 0.99719 0.96789 0.93044 0.89228 1.21728 1.03069 0.97317 0.93715 1.21406 1.02757 0.97913 0.76435 1.44782 1.73501 1.13531 1.05268 1.18099 0.76795 0.84113 0.80841 1.90915 1.53124 1.19634 1.81960 1.86299 1.83419 1.43557 1.14849 1.22080 0.95610 0.85760 0.86600 1.22519 0.98585 0.97827 1.05165 1.21867 1.03358 1.02117 0.92479 1.22519 0.94632 1.01867 1.05091 1.22069 0.99456 0.95045 0.84539 0.92687 0.94804 0.92823 0.92097 0.91369 0.91215 0.90516 0.90033 0.90540 0.90524 0.90940 0.90770 0.75918 0.92166 0.91097 0.89334 0.91449 0.90089 0.91451 0.89343 0.91091 0.92159 0.92130 0.90846 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 -3.06 8.67 37.16 0.32 -2.74 16 2 C 0.00 0.05 1.61 -92.93 -0.15 -0.10 16 3 H 0.05 1.05 6.47 -51.93 -0.34 0.72 16 4 C -0.58 -17.11 8.76 -34.44 -0.30 -17.42 16 5 H 0.07 2.43 7.07 -52.48 -0.37 2.06 16 6 C 0.03 0.74 5.41 -17.82 -0.10 0.65 16 7 N -0.91 -28.67 13.70 55.43 0.76 -27.91 16 8 Si 1.06 25.15 25.19 -169.99 -4.28 20.86 16 9 H -0.28 -6.34 6.71 56.52 0.38 -5.96 16 10 H -0.28 -6.02 6.45 56.52 0.36 -5.65 16 11 H -0.29 -6.93 7.11 56.52 0.40 -6.53 16 12 C 0.54 12.50 7.06 -10.99 -0.08 12.42 16 13 O -0.54 -14.44 15.86 5.56 0.09 -14.35 16 14 N -0.63 -10.87 3.33 -170.52 -0.57 -11.44 16 15 C 0.10 1.32 6.10 -3.07 -0.02 1.30 16 16 C -0.13 -1.16 5.91 -24.90 -0.15 -1.30 16 17 C -0.10 -0.90 3.00 -88.47 -0.27 -1.17 16 18 H 0.09 0.84 8.14 -51.93 -0.42 0.42 16 19 C -0.12 -0.78 4.84 -26.73 -0.13 -0.91 16 20 C 0.14 0.99 5.58 -4.04 -0.02 0.97 16 21 N -0.71 -5.30 5.56 -65.28 -0.36 -5.66 16 22 C 0.65 6.42 8.06 54.05 0.44 6.85 16 23 O -0.57 -6.93 11.88 -19.28 -0.23 -7.16 16 24 O -0.37 -3.29 9.94 -40.32 -0.40 -3.69 16 25 C 0.14 1.01 1.13 -90.62 -0.10 0.91 16 26 C -0.18 -1.34 8.37 37.16 0.31 -1.03 16 27 C -0.14 -0.69 8.85 37.16 0.33 -0.36 16 28 C -0.18 -1.36 8.37 37.16 0.31 -1.05 16 29 C 0.11 1.50 6.36 -2.53 -0.02 1.49 16 30 H 0.05 1.21 8.14 -51.93 -0.42 0.79 16 31 H 0.03 0.58 5.78 -51.93 -0.30 0.28 16 32 H 0.05 1.15 3.93 -51.93 -0.20 0.94 16 33 H 0.27 8.54 8.72 -40.82 -0.36 8.18 16 34 H 0.07 0.90 7.90 -51.93 -0.41 0.49 16 35 H 0.07 0.89 6.16 -51.93 -0.32 0.57 16 36 H 0.08 0.60 7.91 -51.93 -0.41 0.19 16 37 H 0.08 0.62 8.14 -51.93 -0.42 0.19 16 38 H 0.08 0.45 7.97 -51.93 -0.41 0.03 16 39 H 0.08 0.46 8.14 -51.93 -0.42 0.04 16 40 H 0.07 0.58 8.14 -51.93 -0.42 0.16 16 41 H 0.07 0.57 7.75 -51.93 -0.40 0.17 16 42 H 0.41 2.17 8.58 -40.82 -0.35 1.82 16 43 H 0.06 0.41 8.14 -51.93 -0.42 -0.01 16 44 H 0.07 0.39 8.14 -51.93 -0.42 -0.03 16 45 H 0.09 0.85 5.88 -51.93 -0.31 0.55 16 46 H 0.07 0.32 8.14 -51.93 -0.42 -0.10 16 47 H 0.08 0.27 8.14 -51.93 -0.42 -0.15 16 48 H 0.07 0.32 8.14 -51.93 -0.42 -0.11 16 49 H 0.09 0.86 5.88 -51.93 -0.31 0.56 16 50 H 0.07 0.40 8.14 -51.93 -0.42 -0.02 16 51 H 0.06 0.42 8.14 -51.93 -0.42 0.00 16 52 H 0.06 0.77 8.04 -51.93 -0.42 0.35 16 53 H 0.07 1.09 8.08 -51.93 -0.42 0.67 16 LS Contribution 407.61 15.07 6.14 6.14 Total: -1.00 -36.36 407.61 -7.72 -44.08 By element: Atomic # 1 Polarization: 9.86 SS G_CDS: -9.25 Total: 0.61 kcal Atomic # 6 Polarization: -1.88 SS G_CDS: 0.38 Total: -1.49 kcal Atomic # 7 Polarization: -44.83 SS G_CDS: -0.17 Total: -45.01 kcal Atomic # 8 Polarization: -24.66 SS G_CDS: -0.54 Total: -25.20 kcal Atomic # 14 Polarization: 25.15 SS G_CDS: -4.28 Total: 20.86 kcal Total LS contribution 6.14 Total: 6.14 kcal Total: -36.36 -7.72 -44.08 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. ZINC000884799692.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 -87.222 kcal (2) G-P(sol) polarization free energy of solvation -36.358 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -123.580 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -7.721 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -44.079 kcal (6) G-S(sol) free energy of system = (1) + (5) -131.301 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.79 seconds