Wall clock time and date at job start Sat Apr 11 2020 06:10:59 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 1.52996 * 1 3 3 C 1.53002 * 109.46730 * 2 1 4 4 H 1.09007 * 109.51739 * 304.87907 * 3 2 1 5 5 C 1.53104 * 109.51782 * 184.71171 * 3 2 1 6 6 N 1.47013 * 109.40312 * 182.72756 * 5 3 2 7 7 C 1.46900 * 111.02900 * 182.79440 * 6 5 3 8 8 H 1.09000 * 109.47474 * 295.52663 * 7 6 5 9 9 C 1.52999 * 109.47368 * 175.52143 * 7 6 5 10 10 C 1.50710 * 109.46657 * 55.52372 * 7 6 5 11 11 O 1.21273 * 119.99790 * 30.69729 * 10 7 6 12 12 N 1.34774 * 119.99674 * 210.69334 * 10 7 6 13 13 C 1.46502 * 120.00260 * 354.80086 * 12 10 7 14 14 C 1.46502 * 119.99771 * 174.79646 * 12 10 7 15 15 C 1.50697 * 109.47312 * 90.00167 * 14 12 10 16 16 H 1.07998 * 119.99707 * 359.97438 * 15 14 12 17 17 C 1.37878 * 120.00071 * 180.02562 * 15 14 12 18 18 N 1.31509 * 119.99837 * 359.97438 * 17 15 14 19 19 Si 1.86797 * 119.99672 * 180.02562 * 17 15 14 20 20 H 1.48498 * 109.47372 * 359.97438 * 19 17 15 21 21 H 1.48501 * 109.47314 * 119.99947 * 19 17 15 22 22 H 1.48508 * 109.47011 * 239.99667 * 19 17 15 23 23 C 1.47137 * 110.67592 * 59.05697 * 6 5 3 24 24 C 1.52462 * 109.33930 * 302.49106 * 23 6 5 25 25 C 1.54321 * 110.02032 * 293.17296 * 24 23 6 26 26 C 1.55104 * 101.96488 * 220.67634 * 25 24 23 27 27 O 1.44430 * 103.55669 * 36.61662 * 26 25 24 28 28 C 1.43895 * 106.99768 * 320.26436 * 27 26 25 29 29 O 1.42314 * 110.82648 * 55.18250 * 24 23 6 30 30 H 1.08994 * 109.47875 * 300.00182 * 1 2 3 31 31 H 1.09007 * 109.47291 * 60.00439 * 1 2 3 32 32 H 1.09003 * 109.47309 * 180.02562 * 1 2 3 33 33 H 1.08997 * 109.47552 * 240.00226 * 2 1 3 34 34 H 1.08998 * 109.46766 * 119.99293 * 2 1 3 35 35 H 1.08993 * 109.48742 * 302.68718 * 5 3 2 36 36 H 1.09001 * 109.48230 * 62.72759 * 5 3 2 37 37 H 1.08999 * 109.47124 * 185.40213 * 9 7 6 38 38 H 1.08997 * 109.47011 * 305.40203 * 9 7 6 39 39 H 1.09003 * 109.46577 * 65.40349 * 9 7 6 40 40 H 1.09001 * 109.47448 * 94.62837 * 13 12 10 41 41 H 1.09005 * 109.46867 * 214.62713 * 13 12 10 42 42 H 1.09003 * 109.47046 * 334.62253 * 13 12 10 43 43 H 1.09000 * 109.47187 * 210.00300 * 14 12 10 44 44 H 1.09005 * 109.46935 * 329.99614 * 14 12 10 45 45 H 0.97003 * 119.99645 * 180.02562 * 18 17 15 46 46 H 1.09001 * 109.49545 * 182.51866 * 23 6 5 47 47 H 1.09007 * 109.49299 * 62.45898 * 23 6 5 48 48 H 1.09002 * 110.92756 * 338.83568 * 25 24 23 49 49 H 1.08991 * 110.93310 * 102.50530 * 25 24 23 50 50 H 1.09002 * 110.60444 * 278.09807 * 26 25 24 51 51 H 1.09002 * 110.73853 * 155.19917 * 26 25 24 52 52 H 1.08999 * 109.90453 * 266.99055 * 28 27 26 53 53 H 1.08997 * 110.05688 * 145.81631 * 28 27 26 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 6 2.0399 1.4426 0.0000 4 1 1.6073 1.9817 -0.8429 5 6 3.5663 1.4455 -0.1185 6 7 4.0586 2.8292 -0.0526 7 6 5.5161 2.8792 -0.2294 8 1 6.0007 2.3665 0.6014 9 6 5.9757 4.3380 -0.2665 10 6 5.8885 2.2022 -1.5234 11 8 5.1195 2.2213 -2.4609 12 7 7.0761 1.5756 -1.6385 13 6 8.0518 1.6489 -0.5481 14 6 7.3914 0.8210 -2.8541 15 6 8.0602 1.7316 -3.8513 16 1 8.2327 2.7688 -3.6045 17 6 8.4509 1.2409 -5.0792 18 7 8.2403 -0.0219 -5.3798 19 14 9.2805 2.3696 -6.3150 20 1 9.4008 3.7325 -5.7378 21 1 10.6329 1.8455 -6.6340 22 1 8.4669 2.4281 -7.5560 23 6 3.6592 3.4629 1.2138 24 6 2.1408 3.4182 1.3439 25 6 1.4917 4.3146 0.2684 26 6 0.3437 4.9902 1.0630 27 8 0.9155 5.1986 2.3728 28 6 1.6981 4.0310 2.6808 29 8 1.6617 2.0836 1.2227 30 1 -0.3634 0.5138 0.8899 31 1 -0.3634 0.5138 -0.8901 32 1 -0.3634 -1.0277 0.0005 33 1 1.8934 -0.5138 -0.8900 34 1 1.8932 -0.5137 0.8900 35 1 3.9957 0.8679 0.6999 36 1 3.8579 1.0005 -1.0699 37 1 7.0411 4.3777 -0.4932 38 1 5.4203 4.8745 -1.0358 39 1 5.7930 4.8011 0.7032 40 1 7.9421 0.7771 0.0969 41 1 9.0596 1.6693 -0.9631 42 1 7.8798 2.5549 0.0330 43 1 8.0618 -0.0022 -2.6071 44 1 6.4718 0.4241 -3.2841 45 1 8.5154 -0.3672 -6.2436 46 1 3.9948 4.4999 1.2234 47 1 4.1118 2.9263 2.0477 48 1 2.2003 5.0569 -0.0991 49 1 1.0973 3.7151 -0.5519 50 1 -0.5217 4.3302 1.1227 51 1 0.0681 5.9420 0.6089 52 1 1.0927 3.3142 3.2354 53 1 2.5725 4.3113 3.2681 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 ZINC000331622651.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 06:10:59 Heat of formation + Delta-G solvation = -110.571699 kcal Electronic energy + Delta-G solvation = -32427.564191 eV Core-core repulsion = 28299.807183 eV Total energy + Delta-G solvation = -4127.757007 eV No. of doubly occupied orbitals = 66 Molecular weight (most abundant/longest-lived isotopes) = 340.220 amu Computer time = 0.78 seconds Orbital eigenvalues (eV) -41.01062 -39.39131 -38.07573 -36.01357 -34.80758 -34.15013 -32.69372 -31.57301 -31.03834 -29.96819 -27.96695 -27.31523 -26.27601 -25.63478 -23.69743 -23.10328 -22.98305 -21.68016 -21.10285 -19.56472 -18.33298 -17.39583 -16.79045 -16.66823 -16.46874 -16.14407 -15.50962 -15.25195 -15.17541 -14.90936 -14.51422 -14.29600 -14.21702 -13.91291 -13.86218 -13.68620 -13.14777 -13.07038 -12.66414 -12.58029 -12.32130 -12.21423 -12.08641 -12.00168 -11.90730 -11.71299 -11.63333 -11.49288 -11.37419 -11.22560 -11.09734 -10.99240 -10.90375 -10.84511 -10.62394 -10.36596 -10.17420 -9.91104 -9.66503 -9.61939 -8.84513 -8.46140 -8.31368 -7.67410 -6.06676 -4.11066 3.26043 3.28316 3.35952 3.37047 3.39477 3.52397 3.71580 4.03548 4.30920 4.42861 4.52127 4.64041 4.76067 4.88215 4.96809 4.99353 5.05308 5.10548 5.17086 5.20963 5.22013 5.27587 5.28499 5.34909 5.38242 5.49312 5.52014 5.53382 5.56480 5.66630 5.69692 5.76736 5.78135 5.80418 5.86652 5.88680 5.94587 5.99047 6.08081 6.13556 6.22143 6.29151 6.51820 6.81236 6.90188 7.06234 7.15238 7.38095 7.50623 7.89822 8.20652 8.37144 8.88285 9.06874 9.54190 11.01474 Molecular weight = 340.22amu Principal moments of inertia in cm(-1) A = 0.015482 B = 0.003021 C = 0.002825 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 1808.172210 B = 9267.539241 C = 9910.145424 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.147 4.147 2 C -0.116 4.116 3 C 0.097 3.903 4 H 0.073 0.927 5 C 0.020 3.980 6 N -0.509 5.509 7 C 0.064 3.936 8 H 0.056 0.944 9 C -0.139 4.139 10 C 0.509 3.491 11 O -0.519 6.519 12 N -0.604 5.604 13 C 0.081 3.919 14 C 0.248 3.752 15 C -0.524 4.524 16 H 0.058 0.942 17 C 0.060 3.940 18 N -0.895 5.895 19 Si 0.898 3.102 20 H -0.273 1.273 21 H -0.284 1.284 22 H -0.283 1.283 23 C 0.035 3.965 24 C 0.092 3.908 25 C -0.166 4.166 26 C 0.047 3.953 27 O -0.376 6.376 28 C 0.064 3.936 29 O -0.367 6.367 30 H 0.059 0.941 31 H 0.053 0.947 32 H 0.053 0.947 33 H 0.081 0.919 34 H 0.069 0.931 35 H 0.037 0.963 36 H 0.101 0.899 37 H 0.068 0.932 38 H 0.073 0.927 39 H 0.060 0.940 40 H 0.043 0.957 41 H 0.074 0.926 42 H 0.058 0.942 43 H 0.032 0.968 44 H 0.041 0.959 45 H 0.263 0.737 46 H 0.093 0.907 47 H 0.042 0.958 48 H 0.090 0.910 49 H 0.089 0.911 50 H 0.061 0.939 51 H 0.093 0.907 52 H 0.073 0.927 53 H 0.094 0.906 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -11.892 5.107 17.361 21.654 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 -0.204 4.204 2 C -0.154 4.154 3 C 0.039 3.961 4 H 0.091 0.909 5 C -0.108 4.108 6 N -0.234 5.234 7 C -0.047 4.047 8 H 0.074 0.926 9 C -0.197 4.197 10 C 0.294 3.706 11 O -0.395 6.395 12 N -0.337 5.337 13 C -0.063 4.063 14 C 0.129 3.871 15 C -0.562 4.562 16 H 0.076 0.924 17 C -0.141 4.141 18 N -0.535 5.535 19 Si 0.726 3.274 20 H -0.198 1.198 21 H -0.210 1.210 22 H -0.209 1.209 23 C -0.093 4.093 24 C 0.052 3.948 25 C -0.204 4.204 26 C -0.029 4.029 27 O -0.295 6.295 28 C -0.014 4.014 29 O -0.286 6.286 30 H 0.078 0.922 31 H 0.072 0.928 32 H 0.072 0.928 33 H 0.099 0.901 34 H 0.087 0.913 35 H 0.056 0.944 36 H 0.119 0.881 37 H 0.087 0.913 38 H 0.092 0.908 39 H 0.079 0.921 40 H 0.061 0.939 41 H 0.093 0.907 42 H 0.076 0.924 43 H 0.050 0.950 44 H 0.059 0.941 45 H 0.072 0.928 46 H 0.111 0.889 47 H 0.060 0.940 48 H 0.109 0.891 49 H 0.108 0.892 50 H 0.080 0.920 51 H 0.111 0.889 52 H 0.091 0.909 53 H 0.112 0.888 Dipole moment (debyes) X Y Z Total from point charges -12.602 5.318 16.579 21.493 hybrid contribution 1.322 -0.069 -0.421 1.389 sum -11.281 5.249 16.158 20.393 Atomic orbital electron populations 1.21688 0.95067 1.01488 1.02155 1.21528 0.96786 0.93985 1.03057 1.22271 0.92931 0.93853 0.86997 0.90886 1.22902 0.95664 0.89158 1.03111 1.61990 1.11100 1.17640 1.32693 1.21728 0.88062 0.98237 0.96694 0.92633 1.21766 1.01866 0.93535 1.02538 1.20011 0.82298 0.79565 0.88722 1.90674 1.50612 1.58489 1.39692 1.48194 1.14737 1.51469 1.19295 1.21683 0.94493 1.00018 0.90132 1.19268 0.97039 0.90829 0.80005 1.21452 1.38445 0.96617 0.99728 0.92418 1.24936 0.96018 0.95184 0.98009 1.69938 1.47408 1.13437 1.22674 0.86446 0.78916 0.80822 0.81259 1.19800 1.20983 1.20856 1.22719 0.94603 1.01145 0.90863 1.22337 0.92945 0.83961 0.95596 1.23557 0.98350 0.99878 0.98616 1.23611 0.95778 1.00936 0.82598 1.88911 1.66461 1.39045 1.35049 1.22980 0.96091 0.87696 0.94588 1.87865 1.75492 1.25391 1.39873 0.92163 0.92798 0.92755 0.90057 0.91265 0.94445 0.88084 0.91330 0.90760 0.92096 0.93882 0.90729 0.92354 0.95045 0.94067 0.92779 0.88898 0.93991 0.89137 0.89247 0.92044 0.88877 0.90891 0.88792 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 -1.41 9.81 37.16 0.36 -1.05 16 2 C -0.12 -1.27 5.65 -26.73 -0.15 -1.42 16 3 C 0.10 1.22 2.53 -26.68 -0.07 1.15 16 4 H 0.07 0.99 6.40 -51.93 -0.33 0.65 16 5 C 0.02 0.28 4.53 -3.71 -0.02 0.27 16 6 N -0.51 -7.25 4.15 -228.01 -0.95 -8.20 16 7 C 0.06 0.97 1.62 -68.86 -0.11 0.85 16 8 H 0.06 0.75 6.75 -51.93 -0.35 0.40 16 9 C -0.14 -1.82 8.56 37.16 0.32 -1.51 16 10 C 0.51 10.31 5.67 -10.98 -0.06 10.25 16 11 O -0.52 -12.77 15.07 5.56 0.08 -12.68 16 12 N -0.60 -12.55 2.86 -182.94 -0.52 -13.07 16 13 C 0.08 1.26 9.88 59.85 0.59 1.85 16 14 C 0.25 6.39 5.14 -5.19 -0.03 6.36 16 15 C -0.52 -14.75 9.39 -34.44 -0.32 -15.07 16 16 H 0.06 1.63 7.81 -52.49 -0.41 1.22 16 17 C 0.06 1.72 5.46 -17.82 -0.10 1.62 16 18 N -0.90 -26.44 13.29 55.43 0.74 -25.71 16 19 Si 0.90 21.82 29.54 -169.99 -5.02 16.80 16 20 H -0.27 -6.56 7.11 56.52 0.40 -6.16 16 21 H -0.28 -6.71 7.11 56.52 0.40 -6.31 16 22 H -0.28 -6.88 7.11 56.52 0.40 -6.48 16 23 C 0.03 0.40 3.68 -3.97 -0.01 0.38 16 24 C 0.09 1.02 0.99 -89.90 -0.09 0.93 16 25 C -0.17 -1.81 5.98 -24.93 -0.15 -1.95 16 26 C 0.05 0.46 7.73 38.27 0.30 0.75 16 27 O -0.38 -4.22 11.53 -35.23 -0.41 -4.63 16 28 C 0.06 0.63 7.19 37.46 0.27 0.90 16 29 O -0.37 -4.46 9.40 -35.23 -0.33 -4.79 16 30 H 0.06 0.60 7.82 -51.93 -0.41 0.19 16 31 H 0.05 0.51 8.14 -51.93 -0.42 0.09 16 32 H 0.05 0.46 8.14 -51.93 -0.42 0.04 16 33 H 0.08 0.90 8.14 -51.93 -0.42 0.48 16 34 H 0.07 0.74 8.14 -51.93 -0.42 0.31 16 35 H 0.04 0.52 8.14 -51.93 -0.42 0.10 16 36 H 0.10 1.78 6.08 -51.93 -0.32 1.46 16 37 H 0.07 0.90 7.23 -51.93 -0.38 0.52 16 38 H 0.07 1.09 8.14 -51.93 -0.42 0.67 16 39 H 0.06 0.62 6.69 -51.93 -0.35 0.27 16 40 H 0.04 0.59 8.14 -51.93 -0.42 0.16 16 41 H 0.07 1.20 8.11 -51.93 -0.42 0.77 16 42 H 0.06 0.75 5.40 -51.93 -0.28 0.46 16 43 H 0.03 0.82 8.07 -51.93 -0.42 0.40 16 44 H 0.04 1.19 7.50 -51.93 -0.39 0.81 16 45 H 0.26 7.31 8.31 -40.82 -0.34 6.97 16 46 H 0.09 0.97 6.29 -51.93 -0.33 0.64 16 47 H 0.04 0.46 8.14 -51.92 -0.42 0.03 16 48 H 0.09 1.02 7.77 -51.93 -0.40 0.62 16 49 H 0.09 1.03 6.21 -51.93 -0.32 0.71 16 50 H 0.06 0.57 8.14 -51.93 -0.42 0.15 16 51 H 0.09 0.76 8.14 -51.93 -0.42 0.34 16 52 H 0.07 0.72 7.96 -51.93 -0.41 0.30 16 53 H 0.09 0.78 7.68 -51.93 -0.40 0.38 16 LS Contribution 404.46 15.07 6.10 6.10 Total: -1.00 -32.78 404.46 -8.86 -41.64 By element: Atomic # 1 Polarization: 9.49 SS G_CDS: -9.28 Total: 0.22 kcal Atomic # 6 Polarization: 3.59 SS G_CDS: 0.73 Total: 4.32 kcal Atomic # 7 Polarization: -46.24 SS G_CDS: -0.73 Total: -46.97 kcal Atomic # 8 Polarization: -21.45 SS G_CDS: -0.65 Total: -22.10 kcal Atomic # 14 Polarization: 21.82 SS G_CDS: -5.02 Total: 16.80 kcal Total LS contribution 6.10 Total: 6.10 kcal Total: -32.78 -8.86 -41.64 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. ZINC000331622651.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 -68.931 kcal (2) G-P(sol) polarization free energy of solvation -32.783 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -101.714 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -8.858 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -41.641 kcal (6) G-S(sol) free energy of system = (1) + (5) -110.572 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.78 seconds