Wall clock time and date at job start Sat Apr 11 2020 06:09:44 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 1.53001 * 1 3 3 C 1.52999 * 109.47232 * 2 1 4 4 C 1.53002 * 109.62073 * 303.68915 * 3 2 1 5 5 C 1.52999 * 109.47244 * 303.36013 * 4 3 2 6 6 C 1.53245 * 109.62152 * 64.05699 * 3 2 1 7 7 C 1.50593 * 109.16229 * 175.33803 * 6 3 2 8 8 O 1.21223 * 119.35936 * 150.90262 * 7 6 3 9 9 N 1.34142 * 121.28041 * 330.92974 * 7 6 3 10 10 C 1.46496 * 118.70704 * 180.52260 * 9 7 6 11 11 C 1.52998 * 109.47370 * 89.99703 * 10 9 7 12 12 H 1.09007 * 109.46907 * 59.99935 * 11 10 9 13 13 O 1.42904 * 109.47237 * 300.00545 * 11 10 9 14 14 C 1.52994 * 109.47585 * 180.02562 * 11 10 9 15 15 N 1.46897 * 109.47391 * 185.00306 * 14 11 10 16 16 C 1.46895 * 111.00206 * 66.04515 * 15 14 11 17 17 C 1.46900 * 110.99799 * 189.99959 * 15 14 11 18 18 C 1.50703 * 109.47011 * 169.99706 * 17 15 14 19 19 H 1.07999 * 119.99828 * 0.02562 * 18 17 15 20 20 C 1.37876 * 120.00315 * 179.97438 * 18 17 15 21 21 N 1.31513 * 120.00520 * 180.02562 * 20 18 17 22 22 Si 1.86800 * 119.99737 * 0.02562 * 20 18 17 23 23 H 1.48496 * 109.47313 * 90.00103 * 22 20 18 24 24 H 1.48500 * 109.47116 * 210.00048 * 22 20 18 25 25 H 1.48502 * 109.47193 * 329.99946 * 22 20 18 26 26 C 1.34143 * 122.58574 * 0.79809 * 9 7 6 27 27 O 1.21230 * 119.35715 * 179.18093 * 26 9 7 28 28 C 1.50587 * 121.27789 * 358.92311 * 26 9 7 29 29 H 1.09001 * 109.46960 * 63.49439 * 1 2 3 30 30 H 1.08990 * 109.46851 * 183.49891 * 1 2 3 31 31 H 1.08997 * 109.46911 * 303.49951 * 1 2 3 32 32 H 1.09003 * 109.47285 * 240.00474 * 2 1 3 33 33 H 1.08998 * 109.47558 * 120.00111 * 2 1 3 34 34 H 1.09000 * 109.46900 * 63.35736 * 4 3 2 35 35 H 1.09002 * 109.47381 * 183.36018 * 4 3 2 36 36 H 1.08996 * 109.47591 * 179.30724 * 5 4 3 37 37 H 1.09007 * 109.46795 * 299.30520 * 5 4 3 38 38 H 1.08993 * 109.47208 * 59.30302 * 5 4 3 39 39 H 1.09002 * 109.52160 * 55.43382 * 6 3 2 40 40 H 1.08997 * 109.52310 * 295.24439 * 6 3 2 41 41 H 1.09007 * 109.47159 * 329.99792 * 10 9 7 42 42 H 1.08999 * 109.47183 * 209.99795 * 10 9 7 43 43 H 0.96705 * 113.99224 * 299.99689 * 13 11 10 44 44 H 1.09005 * 109.46959 * 305.00305 * 14 11 10 45 45 H 1.08996 * 109.47074 * 64.99667 * 14 11 10 46 46 H 1.09001 * 109.47039 * 59.99857 * 16 15 14 47 47 H 1.09000 * 109.47212 * 180.02562 * 16 15 14 48 48 H 1.09004 * 109.47220 * 300.00147 * 16 15 14 49 49 H 1.08994 * 109.47341 * 289.99864 * 17 15 14 50 50 H 1.08996 * 109.47462 * 50.00320 * 17 15 14 51 51 H 0.96992 * 120.00622 * 179.97438 * 21 20 18 52 52 H 1.09009 * 109.75006 * 269.59897 * 28 26 9 53 53 H 1.09000 * 109.46203 * 149.37163 * 28 26 9 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 2.0400 1.4425 0.0000 4 6 1.4576 2.1934 -1.1992 5 6 1.8202 1.4543 -2.4888 6 6 1.6162 2.1382 1.2980 7 6 2.2191 3.5175 1.3391 8 8 1.6430 4.4003 1.9378 9 7 3.3809 3.7885 0.7257 10 6 3.9219 5.1472 0.8118 11 6 4.8272 5.2589 2.0401 12 1 5.6473 4.5460 1.9531 13 8 4.0699 4.9722 3.2176 14 6 5.3917 6.6780 2.1304 15 7 6.3531 6.7530 3.2385 16 6 7.5347 5.9234 2.9674 17 6 6.7377 8.1448 3.5084 18 6 7.5231 8.2089 4.7930 19 1 7.7174 7.3059 5.3527 20 6 7.9944 9.4201 5.2533 21 7 8.6802 9.4759 6.3741 22 14 7.6588 10.9818 4.2849 23 1 6.3825 11.5852 4.7454 24 1 8.7679 11.9455 4.4999 25 1 7.5593 10.6562 2.8394 26 6 4.0640 2.8656 0.0322 27 8 5.1013 3.1784 -0.5119 28 6 3.5704 1.4473 -0.0789 29 1 -0.3633 0.4586 -0.9197 30 1 -0.3633 -1.0257 0.0627 31 1 -0.3633 0.5672 0.8569 32 1 1.8934 -0.5138 -0.8900 33 1 1.8934 -0.5138 0.8899 34 1 0.3731 2.2458 -1.1031 35 1 1.8688 3.2023 -1.2307 36 1 1.3950 1.9824 -3.3422 37 1 2.9047 1.4126 -2.5910 38 1 1.4196 0.4413 -2.4520 39 1 1.9690 1.5608 2.1526 40 1 0.5295 2.2144 1.3323 41 1 3.1018 5.8600 0.8988 42 1 4.4995 5.3658 -0.0864 43 1 3.3221 5.5687 3.3591 44 1 5.8938 6.9293 1.1961 45 1 4.5785 7.3820 2.3065 46 1 8.0225 6.2723 2.0572 47 1 8.2299 5.9969 3.8037 48 1 7.2283 4.8851 2.8402 49 1 7.3513 8.5178 2.6884 50 1 5.8414 8.7583 3.5996 51 1 9.0121 10.3279 6.6977 52 1 3.9791 0.8501 0.7363 53 1 3.8872 1.0262 -1.0331 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 ZINC000414130144.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 06:09:44 Heat of formation + Delta-G solvation = -122.278580 kcal Electronic energy + Delta-G solvation = -31686.484070 eV Core-core repulsion = 27558.219414 eV Total energy + Delta-G solvation = -4128.264656 eV No. of doubly occupied orbitals = 66 Molecular weight (most abundant/longest-lived isotopes) = 340.220 amu Computer time = 0.77 seconds Orbital eigenvalues (eV) -42.26401 -38.97602 -38.88106 -37.72592 -35.71522 -34.91812 -32.46150 -32.03096 -31.78330 -30.01445 -29.22677 -27.84553 -26.57814 -24.99633 -24.26526 -23.71061 -23.37255 -21.39611 -20.20643 -19.92696 -18.08193 -17.80635 -17.48619 -16.92229 -16.76578 -15.85155 -15.69173 -15.64670 -15.36163 -14.93864 -14.74808 -14.64439 -14.31899 -14.25616 -13.93306 -13.80528 -13.45004 -13.34545 -13.26141 -12.81795 -12.67151 -12.44098 -12.30558 -12.24065 -12.13924 -11.97399 -11.67840 -11.60866 -11.35883 -11.21180 -11.10035 -10.95865 -10.95337 -10.89661 -10.56490 -10.51582 -10.40835 -10.30633 -10.05958 -9.87301 -9.38443 -9.16460 -8.54158 -7.31318 -6.01975 -3.99004 1.36338 2.30068 2.62265 3.30093 3.37196 3.39060 3.65677 3.85813 3.98514 4.04389 4.39679 4.44017 4.46926 4.56476 4.70620 4.74735 4.83058 4.90710 4.93953 4.95777 5.00575 5.03693 5.15978 5.18963 5.20824 5.26016 5.28383 5.31436 5.36003 5.43605 5.46040 5.55420 5.59827 5.61780 5.62971 5.66928 5.70109 5.92774 5.94254 6.12234 6.22600 6.30242 6.71203 6.79727 6.88513 7.01239 7.27604 7.58873 7.60830 7.91859 7.95298 8.10363 8.69240 9.07524 9.59517 11.11212 Molecular weight = 340.22amu Principal moments of inertia in cm(-1) A = 0.026211 B = 0.002338 C = 0.002304 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 1068.004035 B =11971.853956 C =12151.215462 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.159 4.159 2 C -0.112 4.112 3 C -0.061 4.061 4 C -0.124 4.124 5 C -0.157 4.157 6 C -0.135 4.135 7 C 0.530 3.470 8 O -0.496 6.496 9 N -0.557 5.557 10 C 0.058 3.942 11 C 0.103 3.897 12 H 0.100 0.900 13 O -0.542 6.542 14 C 0.025 3.975 15 N -0.520 5.520 16 C 0.035 3.965 17 C 0.162 3.838 18 C -0.507 4.507 19 H 0.081 0.919 20 C 0.067 3.933 21 N -0.901 5.901 22 Si 0.875 3.125 23 H -0.276 1.276 24 H -0.286 1.286 25 H -0.269 1.269 26 C 0.524 3.476 27 O -0.501 6.501 28 C -0.136 4.136 29 H 0.059 0.941 30 H 0.057 0.943 31 H 0.059 0.941 32 H 0.074 0.926 33 H 0.070 0.930 34 H 0.076 0.924 35 H 0.059 0.941 36 H 0.056 0.944 37 H 0.058 0.942 38 H 0.063 0.937 39 H 0.113 0.887 40 H 0.114 0.886 41 H 0.098 0.902 42 H 0.101 0.899 43 H 0.375 0.625 44 H 0.032 0.968 45 H 0.073 0.927 46 H 0.011 0.989 47 H 0.081 0.919 48 H 0.048 0.952 49 H -0.013 1.013 50 H 0.023 0.977 51 H 0.263 0.737 52 H 0.112 0.888 53 H 0.115 0.885 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -18.484 -21.413 -18.634 33.874 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 -0.216 4.216 2 C -0.149 4.149 3 C -0.061 4.061 4 C -0.162 4.162 5 C -0.214 4.214 6 C -0.174 4.174 7 C 0.320 3.680 8 O -0.368 6.368 9 N -0.299 5.299 10 C -0.064 4.064 11 C 0.042 3.958 12 H 0.118 0.882 13 O -0.347 6.347 14 C -0.105 4.105 15 N -0.243 5.243 16 C -0.113 4.113 17 C 0.036 3.964 18 C -0.545 4.545 19 H 0.099 0.901 20 C -0.134 4.134 21 N -0.540 5.540 22 Si 0.703 3.297 23 H -0.201 1.201 24 H -0.212 1.212 25 H -0.194 1.194 26 C 0.314 3.686 27 O -0.374 6.374 28 C -0.176 4.176 29 H 0.078 0.922 30 H 0.076 0.924 31 H 0.078 0.922 32 H 0.093 0.907 33 H 0.089 0.911 34 H 0.095 0.905 35 H 0.078 0.922 36 H 0.075 0.925 37 H 0.077 0.923 38 H 0.082 0.918 39 H 0.131 0.869 40 H 0.132 0.868 41 H 0.116 0.884 42 H 0.119 0.881 43 H 0.222 0.778 44 H 0.050 0.950 45 H 0.091 0.909 46 H 0.029 0.971 47 H 0.100 0.900 48 H 0.066 0.934 49 H 0.005 0.995 50 H 0.041 0.959 51 H 0.073 0.927 52 H 0.130 0.870 53 H 0.133 0.867 Dipole moment (debyes) X Y Z Total from point charges -17.939 -21.313 -17.996 33.165 hybrid contribution 0.004 1.840 -1.220 2.207 sum -17.935 -19.473 -19.216 32.713 Atomic orbital electron populations 1.21902 0.95254 1.02054 1.02408 1.21579 0.96549 0.93717 1.03045 1.20820 0.93481 0.97237 0.94601 1.21746 1.01685 0.98795 0.93934 1.21887 1.01925 1.00797 0.96754 1.22122 1.03520 0.92109 0.99646 1.20767 0.79314 0.91297 0.76622 1.90708 1.59783 1.47554 1.38764 1.46445 1.22489 1.13057 1.47875 1.22606 0.99882 0.82185 1.01761 1.22187 0.92748 0.97504 0.83358 0.88222 1.86558 1.45858 1.58824 1.43449 1.22693 0.97719 0.95949 0.94102 1.61843 1.13104 1.12543 1.36819 1.22289 0.93040 0.95853 1.00115 1.20202 0.95262 0.84240 0.96732 1.21032 1.32407 0.95634 1.05424 0.90063 1.24904 0.94930 0.98712 0.94879 1.69890 1.37215 1.25837 1.21029 0.86863 0.78177 0.83741 0.80966 1.20148 1.21202 1.19374 1.20878 0.83556 0.87750 0.76432 1.90760 1.22314 1.80755 1.43574 1.22124 0.95987 0.92709 1.06747 0.92163 0.92439 0.92213 0.90717 0.91125 0.90511 0.92244 0.92480 0.92316 0.91805 0.86923 0.86801 0.88387 0.88083 0.77779 0.94995 0.90859 0.97098 0.90015 0.93360 0.99490 0.95918 0.92691 0.86959 0.86728 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 -0.16 -0.49 9.14 37.16 0.34 -0.15 16 2 C -0.11 -0.35 4.45 -26.73 -0.12 -0.47 16 3 C -0.06 -0.30 0.32 -154.25 -0.05 -0.35 16 4 C -0.12 -0.67 4.09 -26.73 -0.11 -0.78 16 5 C -0.16 -0.72 9.17 37.16 0.34 -0.38 16 6 C -0.13 -0.85 4.47 -27.81 -0.12 -0.97 16 7 C 0.53 5.56 6.14 -11.32 -0.07 5.49 16 8 O -0.50 -6.65 15.08 -5.79 -0.09 -6.74 16 9 N -0.56 -6.20 2.18 -115.78 -0.25 -6.45 16 10 C 0.06 0.73 4.75 -4.05 -0.02 0.71 16 11 C 0.10 1.58 3.19 -26.74 -0.09 1.50 16 12 H 0.10 1.67 6.34 -51.93 -0.33 1.34 16 13 O -0.54 -9.07 12.05 -46.62 -0.56 -9.63 16 14 C 0.03 0.44 4.59 -3.83 -0.02 0.42 16 15 N -0.52 -11.44 4.70 -244.38 -1.15 -12.59 16 16 C 0.04 0.73 9.14 60.06 0.55 1.28 16 17 C 0.16 4.07 3.79 -4.97 -0.02 4.05 16 18 C -0.51 -14.86 9.01 -34.44 -0.31 -15.17 16 19 H 0.08 2.60 7.37 -52.49 -0.39 2.21 16 20 C 0.07 1.99 5.47 -17.82 -0.10 1.89 16 21 N -0.90 -28.16 13.96 55.43 0.77 -27.39 16 22 Si 0.88 21.98 27.47 -169.99 -4.67 17.31 16 23 H -0.28 -6.79 7.11 56.52 0.40 -6.39 16 24 H -0.29 -7.10 7.11 56.52 0.40 -6.70 16 25 H -0.27 -6.53 6.54 56.52 0.37 -6.16 16 26 C 0.52 5.55 6.53 -11.32 -0.07 5.47 16 27 O -0.50 -7.00 16.44 5.60 0.09 -6.91 16 28 C -0.14 -0.85 4.70 -27.81 -0.13 -0.98 16 29 H 0.06 0.19 6.43 -51.93 -0.33 -0.14 16 30 H 0.06 0.16 8.14 -51.93 -0.42 -0.26 16 31 H 0.06 0.19 6.49 -51.93 -0.34 -0.14 16 32 H 0.07 0.20 6.58 -51.93 -0.34 -0.14 16 33 H 0.07 0.19 8.14 -51.93 -0.42 -0.23 16 34 H 0.08 0.37 6.66 -51.93 -0.35 0.02 16 35 H 0.06 0.44 6.47 -51.93 -0.34 0.10 16 36 H 0.06 0.27 8.14 -51.93 -0.42 -0.15 16 37 H 0.06 0.30 6.50 -51.93 -0.34 -0.04 16 38 H 0.06 0.22 6.21 -51.93 -0.32 -0.10 16 39 H 0.11 0.60 8.14 -51.93 -0.42 0.18 16 40 H 0.11 0.61 6.72 -51.93 -0.35 0.26 16 41 H 0.10 1.18 7.28 -51.93 -0.38 0.80 16 42 H 0.10 1.26 7.27 -51.93 -0.38 0.88 16 43 H 0.37 5.73 8.33 45.56 0.38 6.11 16 44 H 0.03 0.54 8.12 -51.93 -0.42 0.12 16 45 H 0.07 1.23 7.93 -51.93 -0.41 0.82 16 46 H 0.01 0.21 8.14 -51.93 -0.42 -0.21 16 47 H 0.08 1.86 6.76 -51.93 -0.35 1.50 16 48 H 0.05 0.89 6.37 -51.93 -0.33 0.56 16 49 H -0.01 -0.32 7.18 -51.93 -0.37 -0.69 16 50 H 0.02 0.57 7.36 -51.93 -0.38 0.19 16 51 H 0.26 7.69 8.31 -40.82 -0.34 7.35 16 52 H 0.11 0.56 8.14 -51.92 -0.42 0.14 16 53 H 0.11 0.61 6.39 -51.93 -0.33 0.27 16 LS Contribution 397.47 15.07 5.99 5.99 Total: -1.00 -35.39 397.47 -7.96 -43.35 By element: Atomic # 1 Polarization: 9.60 SS G_CDS: -8.10 Total: 1.50 kcal Atomic # 6 Polarization: 1.56 SS G_CDS: 0.01 Total: 1.56 kcal Atomic # 7 Polarization: -45.80 SS G_CDS: -0.63 Total: -46.43 kcal Atomic # 8 Polarization: -22.72 SS G_CDS: -0.56 Total: -23.28 kcal Atomic # 14 Polarization: 21.98 SS G_CDS: -4.67 Total: 17.31 kcal Total LS contribution 5.99 Total: 5.99 kcal Total: -35.39 -7.96 -43.35 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. ZINC000414130144.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 -78.928 kcal (2) G-P(sol) polarization free energy of solvation -35.392 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -114.320 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -7.959 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -43.351 kcal (6) G-S(sol) free energy of system = (1) + (5) -122.279 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.77 seconds