Wall clock time and date at job start Sat Apr 11 2020 06:10:55 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 O 1.42895 * 109.47347 * 2 1 4 4 C 1.42900 * 114.00127 * 180.02562 * 3 2 1 5 5 C 1.52995 * 109.47283 * 180.02562 * 4 3 2 6 6 H 1.08994 * 109.47663 * 54.99893 * 5 4 3 7 7 O 1.42906 * 109.47200 * 294.99697 * 5 4 3 8 8 C 1.52999 * 109.47205 * 175.00139 * 5 4 3 9 9 N 1.46905 * 109.47216 * 185.00167 * 8 5 4 10 10 C 1.48073 * 111.00157 * 49.56996 * 9 8 5 11 11 C 1.54970 * 104.81799 * 146.01752 * 10 9 8 12 12 C 1.55315 * 101.74466 * 323.34408 * 11 10 9 13 13 C 1.46649 * 110.99866 * 169.99809 * 9 8 5 14 14 C 1.53886 * 110.91295 * 357.85781 * 13 9 8 15 15 C 1.54642 * 101.59367 * 144.74141 * 14 13 9 16 16 N 1.46853 * 105.50394 * 335.22852 * 15 14 13 17 17 C 1.46493 * 124.37016 * 196.87734 * 16 15 14 18 18 C 1.52996 * 109.47400 * 90.02262 * 17 16 15 19 19 C 1.50702 * 109.47159 * 180.02562 * 18 17 16 20 20 H 1.08002 * 120.00299 * 0.02562 * 19 18 17 21 21 C 1.37884 * 119.99942 * 179.72211 * 19 18 17 22 22 N 1.31514 * 119.99698 * 0.28408 * 21 19 18 23 23 Si 1.86794 * 119.99837 * 180.27476 * 21 19 18 24 24 H 1.48496 * 109.47341 * 0.02562 * 23 21 19 25 25 H 1.48508 * 109.46983 * 120.00379 * 23 21 19 26 26 H 1.48503 * 109.47491 * 240.00192 * 23 21 19 27 27 C 1.34655 * 111.26373 * 17.14061 * 16 15 14 28 28 O 1.21284 * 125.07574 * 178.89184 * 27 16 15 29 29 H 1.09006 * 109.46815 * 300.00321 * 1 2 3 30 30 H 1.08997 * 109.46880 * 59.99517 * 1 2 3 31 31 H 1.08999 * 109.47655 * 179.97438 * 1 2 3 32 32 H 1.09003 * 109.46545 * 240.00126 * 2 1 3 33 33 H 1.08997 * 109.46880 * 120.00483 * 2 1 3 34 34 H 1.09006 * 109.47312 * 59.99773 * 4 3 2 35 35 H 1.08997 * 109.47043 * 300.00139 * 4 3 2 36 36 H 0.96699 * 113.99732 * 300.00267 * 7 5 4 37 37 H 1.09002 * 109.47399 * 64.99658 * 8 5 4 38 38 H 1.09001 * 109.47186 * 304.99603 * 8 5 4 39 39 H 1.08995 * 110.36754 * 264.85276 * 10 9 8 40 40 H 1.08999 * 110.36282 * 27.07438 * 10 9 8 41 41 H 1.08994 * 110.97611 * 81.46271 * 11 10 9 42 42 H 1.09005 * 110.97475 * 205.23472 * 11 10 9 43 43 H 1.08999 * 110.74595 * 276.71262 * 12 11 10 44 44 H 1.09000 * 110.74487 * 153.35907 * 12 11 10 45 45 H 1.09003 * 111.00018 * 26.66634 * 14 13 9 46 46 H 1.08995 * 111.00046 * 262.82214 * 14 13 9 47 47 H 1.08998 * 110.23754 * 216.22545 * 15 14 13 48 48 H 1.08995 * 110.31521 * 94.27645 * 15 14 13 49 49 H 1.09004 * 109.46794 * 330.02361 * 17 16 15 50 50 H 1.09000 * 109.47559 * 210.02837 * 17 16 15 51 51 H 1.09004 * 109.47066 * 60.00265 * 18 17 16 52 52 H 1.08994 * 109.47405 * 300.00096 * 18 17 16 53 53 H 0.97005 * 119.99651 * 179.97438 * 22 21 19 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 8 2.0064 1.3472 0.0000 4 6 3.4309 1.4600 -0.0006 5 6 3.8255 2.9382 0.0001 6 1 3.3501 3.4408 0.8424 7 8 3.3977 3.5460 -1.2205 8 6 5.3455 3.0603 0.1252 9 7 5.7146 4.4771 0.2463 10 6 4.9023 5.1502 1.2854 11 6 5.8543 6.1981 1.9155 12 6 7.2110 5.4422 1.9004 13 6 7.1294 4.6228 0.6038 14 6 7.7915 3.2472 0.7974 15 6 9.2151 3.5081 0.2525 16 7 9.0769 4.6294 -0.6857 17 6 10.0759 4.9920 -1.6939 18 6 9.7814 4.2442 -2.9958 19 6 10.8095 4.6168 -4.0327 20 1 11.5948 5.3167 -3.7876 21 6 10.7514 4.0595 -5.2925 22 7 9.7955 3.2070 -5.5909 23 14 12.0303 4.5155 -6.5754 24 1 12.9910 5.4866 -5.9933 25 1 12.7593 3.2945 -7.0034 26 1 11.3575 5.1273 -7.7495 27 6 7.9160 5.2847 -0.4958 28 8 7.5565 6.2607 -1.1197 29 1 -0.3633 0.5139 0.8900 30 1 -0.3633 0.5139 -0.8899 31 1 -0.3634 -1.0276 -0.0005 32 1 1.8932 -0.5138 -0.8900 33 1 1.8933 -0.5139 0.8899 34 1 3.8334 0.9766 -0.8908 35 1 3.8340 0.9763 0.8891 36 1 3.7822 3.1484 -2.0137 37 1 5.8182 2.6361 -0.7606 38 1 5.6817 2.5204 1.0103 39 1 4.0413 5.6428 0.8338 40 1 4.5762 4.4310 2.0368 41 1 5.9027 7.0989 1.3039 42 1 5.5520 6.4365 2.9353 43 1 7.2974 4.7865 2.7668 44 1 8.0438 6.1444 1.8616 45 1 7.2826 2.4826 0.2104 46 1 7.8210 2.9728 1.8518 47 1 9.5875 2.6253 -0.2672 48 1 9.8881 3.7780 1.0662 49 1 11.0689 4.7204 -1.3355 50 1 10.0362 6.0661 -1.8749 51 1 8.7885 4.5158 -3.3541 52 1 9.8212 3.1701 -2.8148 53 1 9.7544 2.8151 -6.4774 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 ZINC001274566857.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 06:10:55 Heat of formation + Delta-G solvation = -113.599819 kcal Electronic energy + Delta-G solvation = -31386.516857 eV Core-core repulsion = 27258.628540 eV Total energy + Delta-G solvation = -4127.888316 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) -41.16778 -38.91711 -37.87264 -36.48046 -35.82723 -33.59004 -32.71330 -31.88295 -31.70307 -29.35286 -29.02259 -27.69088 -25.54885 -24.79333 -23.55176 -23.08078 -22.62311 -21.76078 -20.77177 -19.78586 -18.60306 -17.29331 -16.80577 -16.68819 -16.32816 -16.13753 -15.78169 -15.68599 -15.38512 -15.02811 -14.69310 -14.40251 -14.32572 -13.75693 -13.62530 -13.38750 -13.19687 -12.92356 -12.79425 -12.65922 -12.60033 -12.45240 -12.21058 -12.15147 -11.81836 -11.64914 -11.57877 -11.56432 -11.24031 -11.17565 -11.02842 -10.94761 -10.87078 -10.68974 -10.50069 -10.04806 -9.96366 -9.89094 -9.83780 -9.39119 -9.13163 -8.36419 -8.17791 -7.95788 -6.01311 -4.04338 2.93899 3.24658 3.31275 3.38679 3.42540 3.56441 3.91264 4.31116 4.38963 4.40843 4.46569 4.59020 4.62141 4.72147 4.79327 4.81463 4.89341 4.96159 4.97242 5.05536 5.06716 5.08305 5.15640 5.18051 5.35038 5.37260 5.37477 5.42778 5.52795 5.59411 5.63282 5.68956 5.73616 5.80258 5.80687 5.87361 5.93951 5.97853 6.07936 6.16669 6.49578 6.80884 6.83869 6.87055 6.95414 7.11240 7.55337 7.70378 7.70539 7.89688 7.99681 8.35866 8.81612 9.02802 9.59561 11.10122 Molecular weight = 340.22amu Principal moments of inertia in cm(-1) A = 0.010126 B = 0.002935 C = 0.002449 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 2764.369920 B = 9538.212306 C =11429.911592 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.151 4.151 2 C 0.055 3.945 3 O -0.378 6.378 4 C 0.031 3.969 5 C 0.111 3.889 6 H 0.106 0.894 7 O -0.539 6.539 8 C 0.018 3.982 9 N -0.489 5.489 10 C 0.045 3.955 11 C -0.129 4.129 12 C -0.118 4.118 13 C 0.069 3.931 14 C -0.159 4.159 15 C 0.106 3.894 16 N -0.616 5.616 17 C 0.130 3.870 18 C 0.013 3.987 19 C -0.521 4.521 20 H 0.057 0.943 21 C 0.059 3.941 22 N -0.892 5.892 23 Si 0.894 3.106 24 H -0.272 1.272 25 H -0.284 1.284 26 H -0.283 1.283 27 C 0.534 3.466 28 O -0.512 6.512 29 H 0.062 0.938 30 H 0.064 0.936 31 H 0.069 0.931 32 H 0.048 0.952 33 H 0.046 0.954 34 H 0.056 0.944 35 H 0.055 0.945 36 H 0.376 0.624 37 H 0.087 0.913 38 H 0.052 0.948 39 H 0.088 0.912 40 H 0.045 0.955 41 H 0.082 0.918 42 H 0.075 0.925 43 H 0.077 0.923 44 H 0.077 0.923 45 H 0.096 0.904 46 H 0.086 0.914 47 H 0.080 0.920 48 H 0.065 0.935 49 H 0.064 0.936 50 H 0.070 0.930 51 H 0.022 0.978 52 H 0.015 0.985 53 H 0.260 0.740 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -12.450 -6.868 20.020 24.555 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 -0.208 4.208 2 C -0.021 4.021 3 O -0.297 6.297 4 C -0.047 4.047 5 C 0.051 3.949 6 H 0.123 0.877 7 O -0.344 6.344 8 C -0.110 4.110 9 N -0.213 5.213 10 C -0.082 4.082 11 C -0.167 4.167 12 C -0.157 4.157 13 C -0.024 4.024 14 C -0.197 4.197 15 C -0.018 4.018 16 N -0.350 5.350 17 C 0.010 3.990 18 C -0.025 4.025 19 C -0.560 4.560 20 H 0.075 0.925 21 C -0.143 4.143 22 N -0.531 5.531 23 Si 0.722 3.278 24 H -0.197 1.197 25 H -0.210 1.210 26 H -0.209 1.209 27 C 0.319 3.681 28 O -0.386 6.386 29 H 0.081 0.919 30 H 0.083 0.917 31 H 0.088 0.912 32 H 0.066 0.934 33 H 0.064 0.936 34 H 0.074 0.926 35 H 0.073 0.927 36 H 0.224 0.776 37 H 0.105 0.895 38 H 0.070 0.930 39 H 0.106 0.894 40 H 0.064 0.936 41 H 0.101 0.899 42 H 0.094 0.906 43 H 0.095 0.905 44 H 0.096 0.904 45 H 0.114 0.886 46 H 0.105 0.895 47 H 0.098 0.902 48 H 0.083 0.917 49 H 0.082 0.918 50 H 0.088 0.912 51 H 0.040 0.960 52 H 0.034 0.966 53 H 0.070 0.930 Dipole moment (debyes) X Y Z Total from point charges -13.201 -5.656 19.387 24.127 hybrid contribution 1.494 -1.140 -0.416 1.924 sum -11.707 -6.796 18.972 23.306 Atomic orbital electron populations 1.21735 0.93675 1.02148 1.03270 1.22482 0.95737 0.83940 0.99981 1.87957 1.20293 1.26106 1.95369 1.23245 0.82300 0.98213 1.00961 1.21986 0.92431 0.90723 0.89786 0.87658 1.86628 1.71659 1.61237 1.14881 1.23105 0.95645 0.90229 1.02057 1.63163 1.00824 1.11919 1.45357 1.23148 0.97248 0.95721 0.92095 1.22763 0.93899 0.99113 1.00910 1.22646 0.99220 0.98858 0.94964 1.21938 0.89678 0.95803 0.95022 1.23374 0.96554 0.97284 1.02478 1.21959 0.96250 0.90975 0.92596 1.48534 1.20555 1.30600 1.35326 1.21773 0.88468 1.00482 0.88320 1.19394 0.97805 0.95254 0.90053 1.21132 1.12144 1.26076 0.96611 0.92459 1.25001 0.95814 0.95033 0.98450 1.69985 1.32352 1.29801 1.20983 0.86506 0.81482 0.78231 0.81596 1.19676 1.21045 1.20925 1.20024 0.81391 0.83536 0.83196 1.90674 1.71531 1.26115 1.50238 0.91904 0.91678 0.91169 0.93354 0.93605 0.92623 0.92666 0.77641 0.89475 0.92962 0.89401 0.93647 0.89899 0.90642 0.90490 0.90401 0.88594 0.89544 0.90194 0.91715 0.91791 0.91163 0.96009 0.96634 0.93037 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 -1.07 10.28 37.16 0.38 -0.69 16 2 C 0.06 0.45 6.66 37.16 0.25 0.70 16 3 O -0.38 -4.17 10.31 -40.08 -0.41 -4.58 16 4 C 0.03 0.28 5.57 37.16 0.21 0.49 16 5 C 0.11 1.20 2.96 -26.73 -0.08 1.12 16 6 H 0.11 1.15 6.30 -51.93 -0.33 0.82 16 7 O -0.54 -7.33 13.25 -40.08 -0.53 -7.86 16 8 C 0.02 0.20 3.27 -3.82 -0.01 0.18 16 9 N -0.49 -6.71 4.96 -217.42 -1.08 -7.78 16 10 C 0.04 0.51 5.25 -2.14 -0.01 0.50 16 11 C -0.13 -1.40 7.08 -24.46 -0.17 -1.58 16 12 C -0.12 -1.32 6.06 -25.19 -0.15 -1.47 16 13 C 0.07 0.96 0.99 -132.19 -0.13 0.82 16 14 C -0.16 -1.75 4.98 -25.41 -0.13 -1.88 16 15 C 0.11 1.41 7.36 -2.99 -0.02 1.39 16 16 N -0.62 -11.32 2.94 -172.50 -0.51 -11.83 16 17 C 0.13 2.78 5.88 -4.05 -0.02 2.76 16 18 C 0.01 0.34 5.30 -27.88 -0.15 0.19 16 19 C -0.52 -14.87 9.11 -34.44 -0.31 -15.19 16 20 H 0.06 1.57 7.74 -52.49 -0.41 1.17 16 21 C 0.06 1.70 5.46 -17.82 -0.10 1.60 16 22 N -0.89 -27.06 13.29 55.43 0.74 -26.32 16 23 Si 0.89 21.85 29.54 -169.99 -5.02 16.83 16 24 H -0.27 -6.48 7.11 56.52 0.40 -6.08 16 25 H -0.28 -6.81 7.11 56.52 0.40 -6.41 16 26 H -0.28 -6.91 7.11 56.52 0.40 -6.51 16 27 C 0.53 10.29 6.86 -11.12 -0.08 10.21 16 28 O -0.51 -12.22 17.60 5.55 0.10 -12.12 16 29 H 0.06 0.45 8.14 -51.93 -0.42 0.03 16 30 H 0.06 0.51 8.14 -51.93 -0.42 0.08 16 31 H 0.07 0.36 8.14 -51.93 -0.42 -0.06 16 32 H 0.05 0.37 8.14 -51.93 -0.42 -0.05 16 33 H 0.05 0.32 8.14 -51.93 -0.42 -0.11 16 34 H 0.06 0.49 8.14 -51.93 -0.42 0.06 16 35 H 0.06 0.41 8.14 -51.93 -0.42 -0.01 16 36 H 0.38 4.33 9.05 45.56 0.41 4.74 16 37 H 0.09 1.05 7.26 -51.93 -0.38 0.67 16 38 H 0.05 0.45 6.58 -51.93 -0.34 0.11 16 39 H 0.09 1.09 8.14 -51.93 -0.42 0.67 16 40 H 0.05 0.42 7.06 -51.93 -0.37 0.05 16 41 H 0.08 1.08 8.14 -51.93 -0.42 0.66 16 42 H 0.07 0.62 8.14 -51.93 -0.42 0.20 16 43 H 0.08 0.66 7.45 -51.93 -0.39 0.27 16 44 H 0.08 0.94 7.81 -51.93 -0.41 0.53 16 45 H 0.10 1.04 5.03 -51.93 -0.26 0.78 16 46 H 0.09 0.69 7.44 -51.93 -0.39 0.30 16 47 H 0.08 1.07 8.14 -51.93 -0.42 0.65 16 48 H 0.06 0.71 8.14 -51.93 -0.42 0.29 16 49 H 0.06 1.24 8.14 -51.93 -0.42 0.82 16 50 H 0.07 1.60 7.92 -51.93 -0.41 1.19 16 51 H 0.02 0.65 8.14 -51.93 -0.42 0.23 16 52 H 0.02 0.42 8.14 -51.93 -0.42 0.00 16 53 H 0.26 7.41 8.31 -40.82 -0.34 7.07 16 LS Contribution 416.35 15.07 6.27 6.27 Total: -1.00 -36.35 416.35 -9.71 -46.05 By element: Atomic # 1 Polarization: 10.91 SS G_CDS: -8.73 Total: 2.18 kcal Atomic # 6 Polarization: -0.30 SS G_CDS: -0.53 Total: -0.83 kcal Atomic # 7 Polarization: -45.09 SS G_CDS: -0.85 Total: -45.94 kcal Atomic # 8 Polarization: -23.71 SS G_CDS: -0.85 Total: -24.56 kcal Atomic # 14 Polarization: 21.85 SS G_CDS: -5.02 Total: 16.83 kcal Total LS contribution 6.27 Total: 6.27 kcal Total: -36.35 -9.71 -46.05 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. ZINC001274566857.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 -67.547 kcal (2) G-P(sol) polarization free energy of solvation -36.346 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -103.893 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -9.707 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -46.053 kcal (6) G-S(sol) free energy of system = (1) + (5) -113.600 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.77 seconds