Wall clock time and date at job start Tue Mar 31 2020 12:21:52 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 1.53004 * 1 3 3 C 1.53000 * 109.46912 * 2 1 4 4 C 1.52998 * 109.47249 * 120.00017 * 2 1 3 5 5 H 1.08998 * 109.47038 * 203.50161 * 4 2 1 6 6 N 1.46894 * 109.47104 * 323.50488 * 4 2 1 7 7 C 1.46905 * 111.00002 * 252.71920 * 6 4 2 8 8 C 1.50697 * 109.47034 * 185.51604 * 7 6 4 9 9 C 1.38637 * 119.74654 * 269.72203 * 8 7 6 10 10 C 1.37621 * 120.24508 * 179.72049 * 9 8 7 11 11 C 1.40715 * 119.74941 * 0.57517 * 10 9 8 12 12 C 1.41386 * 120.24904 * 179.67823 * 11 10 9 13 13 H 1.08010 * 120.00130 * 27.77871 * 12 11 10 14 14 C 1.39949 * 120.00437 * 207.78170 * 12 11 10 15 15 N 1.30825 * 119.99428 * 11.19365 * 14 12 11 16 16 Si 1.86793 * 120.00086 * 191.19603 * 14 12 11 17 17 H 1.48500 * 109.47391 * 60.00022 * 16 14 12 18 18 H 1.48501 * 109.47047 * 180.02562 * 16 14 12 19 19 H 1.48506 * 109.47264 * 299.99815 * 16 14 12 20 20 C 1.40716 * 119.50867 * 359.70186 * 11 10 9 21 21 C 1.37626 * 119.74334 * 0.02562 * 20 11 10 22 22 C 1.53000 * 109.47059 * 83.50381 * 4 2 1 23 23 H 1.08999 * 109.47347 * 186.06454 * 22 4 2 24 24 C 1.52997 * 109.47255 * 306.06893 * 22 4 2 25 25 O 1.42897 * 109.47313 * 184.98348 * 24 22 4 26 26 C 1.53002 * 109.46862 * 66.06921 * 22 4 2 27 27 C 1.52999 * 109.46916 * 174.51702 * 26 22 4 28 28 C 1.52997 * 109.47347 * 54.51957 * 26 22 4 29 29 H 1.08998 * 109.46913 * 304.50201 * 1 2 3 30 30 H 1.09000 * 109.47283 * 64.50360 * 1 2 3 31 31 H 1.09005 * 109.46880 * 184.50751 * 1 2 3 32 32 H 1.09003 * 109.47113 * 240.00374 * 2 1 3 33 33 H 1.09003 * 109.47214 * 176.36055 * 3 2 1 34 34 H 1.09006 * 109.47098 * 296.35634 * 3 2 1 35 35 H 1.08997 * 109.47072 * 56.35890 * 3 2 1 36 36 H 1.00905 * 111.00368 * 128.76372 * 6 4 2 37 37 H 1.09002 * 109.46861 * 305.51114 * 7 6 4 38 38 H 1.08993 * 109.47279 * 65.51171 * 7 6 4 39 39 H 1.08002 * 119.87428 * 359.97438 * 9 8 7 40 40 H 1.08005 * 120.12185 * 180.28040 * 10 9 8 41 41 H 0.96995 * 119.99267 * 179.97438 * 15 14 12 42 42 H 1.07999 * 120.13090 * 179.97438 * 20 11 10 43 43 H 1.08001 * 119.87253 * 180.02562 * 21 20 11 44 44 H 1.09003 * 109.47147 * 304.98553 * 24 22 4 45 45 H 1.09004 * 109.47165 * 64.98229 * 24 22 4 46 46 H 0.96702 * 114.00319 * 179.97438 * 25 24 22 47 47 H 1.09001 * 109.47449 * 294.51322 * 26 22 4 48 48 H 1.08998 * 109.47382 * 308.48433 * 27 26 22 49 49 H 1.09010 * 109.47246 * 68.48487 * 27 26 22 50 50 H 1.08997 * 109.47474 * 188.48454 * 27 26 22 51 51 H 1.08994 * 109.47225 * 59.99720 * 28 26 22 52 52 H 1.09001 * 109.47204 * 180.02562 * 28 26 22 53 53 H 1.09006 * 109.46780 * 299.99763 * 28 26 22 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 2.0401 -0.7212 1.2492 5 1 3.0497 -0.3805 1.4787 6 7 1.1536 -0.4243 2.3823 7 6 1.8012 0.4909 3.3316 8 6 0.9204 0.6650 4.5419 9 6 -0.0212 1.6824 4.5667 10 6 -0.8348 1.8472 5.6643 11 6 -0.7001 0.9859 6.7690 12 6 -1.5259 1.1500 7.9048 13 1 -2.5090 1.5848 7.7996 14 6 -1.0695 0.7490 9.1656 15 7 0.1877 0.4290 9.3348 16 14 -2.2554 0.6707 10.6067 17 1 -3.3465 -0.2884 10.2985 18 1 -1.5291 0.2212 11.8215 19 1 -2.8333 2.0176 10.8461 20 6 0.2628 -0.0395 6.7349 21 6 1.0619 -0.1893 5.6245 22 6 2.0562 -2.2301 0.9961 23 1 2.3158 -2.7504 1.9180 24 6 0.6723 -2.6834 0.5270 25 8 0.6542 -4.1067 0.4020 26 6 3.0920 -2.5552 -0.0820 27 6 3.2061 -4.0729 -0.2384 28 6 4.4502 -1.9811 0.3259 29 1 -0.3633 0.5821 0.8469 30 1 -0.3634 0.4424 -0.9276 31 1 -0.3633 -1.0245 0.0808 32 1 1.8934 -0.5138 -0.8900 33 1 3.1281 1.4433 0.0652 34 1 1.7309 1.9372 -0.9209 35 1 1.6243 1.9748 0.8555 36 1 0.8579 -1.2724 2.8420 37 1 2.7617 0.0765 3.6379 38 1 1.9583 1.4581 2.8543 39 1 -0.1192 2.3454 3.7199 40 1 -1.5707 2.6376 5.6797 41 1 0.5040 0.1515 10.2087 42 1 0.3751 -0.7060 7.5773 43 1 1.8014 -0.9759 5.5959 44 1 -0.0777 -2.3729 1.2545 45 1 0.4500 -2.2309 -0.4395 46 1 -0.1945 -4.4651 0.1080 47 1 2.7810 -2.1148 -1.0294 48 1 3.3687 -4.5277 0.7388 49 1 2.2857 -4.4638 -0.6724 50 1 4.0451 -4.3088 -0.8929 51 1 4.7612 -2.4215 1.2731 52 1 5.1880 -2.2123 -0.4424 53 1 4.3689 -0.8998 0.4373 RHF calculation, no. of doubly occupied orbitals= 62 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 ZINC000451591108.mol2 53 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED SCF FIELD WAS ACHIEVED Wall clock time and date at job start Tue Mar 31 2020 12:21:52 Heat of formation + Delta-G solvation = -48.641865 kcal Electronic energy + Delta-G solvation = -28000.647881 eV Core-core repulsion = 24450.140508 eV Total energy + Delta-G solvation = -3550.507374 eV No. of doubly occupied orbitals = 62 Molecular weight (most abundant/longest-lived isotopes) = 319.225 amu Computer time = 0.93 seconds Orbital eigenvalues (eV) -39.86006 -37.66397 -36.37570 -34.95102 -34.05572 -32.87183 -30.52475 -29.41197 -29.13646 -27.61808 -26.87093 -26.24993 -24.59425 -23.00194 -22.01048 -20.97034 -20.63738 -19.87366 -18.68931 -17.61034 -17.26494 -15.80833 -15.52545 -15.46274 -15.14732 -14.65431 -14.15597 -13.90436 -13.74812 -13.69517 -13.33801 -13.16881 -13.04065 -12.67043 -12.46656 -12.36107 -12.32483 -12.11266 -11.96010 -11.89942 -11.82433 -11.51307 -11.32973 -11.16376 -11.04566 -10.94161 -10.87329 -10.69825 -10.51441 -10.42101 -10.29105 -10.11550 -9.96374 -9.73776 -9.50822 -9.34233 -9.16795 -7.97006 -7.43159 -7.23517 -6.69371 -4.35388 2.76365 3.06875 3.09660 3.10336 3.19395 3.94895 4.13895 4.42199 4.60904 4.69656 4.86687 4.95626 5.09769 5.20032 5.23117 5.33732 5.38095 5.52644 5.54683 5.62856 5.68519 5.71665 5.74930 5.83079 5.85019 5.88226 5.91019 5.94299 5.97858 6.05691 6.12158 6.13861 6.19514 6.27453 6.33880 6.39102 6.42199 6.43434 6.45510 6.52030 6.77896 6.95699 7.10465 7.29362 7.40356 7.46606 7.59051 7.63947 7.77946 7.91148 8.07768 8.15625 8.32989 8.66632 8.92268 8.99531 10.24139 Molecular weight = 319.23amu Principal moments of inertia in cm(-1) A = 0.018067 B = 0.002807 C = 0.002679 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 1549.439500 B = 9974.428844 C =10450.944671 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.150 4.150 2 C -0.084 4.084 3 C -0.145 4.145 4 C 0.089 3.911 5 H 0.063 0.937 6 N -0.675 5.675 7 C 0.124 3.876 8 C -0.210 4.210 9 C -0.071 4.071 10 C -0.225 4.225 11 C 0.111 3.889 12 C -0.464 4.464 13 H 0.075 0.925 14 C 0.073 3.927 15 N -0.802 5.802 16 Si 0.910 3.090 17 H -0.265 1.265 18 H -0.279 1.279 19 H -0.266 1.266 20 C -0.160 4.160 21 C -0.098 4.098 22 C -0.091 4.091 23 H 0.074 0.926 24 C 0.074 3.926 25 O -0.572 6.572 26 C -0.084 4.084 27 C -0.143 4.143 28 C -0.153 4.153 29 H 0.075 0.925 30 H 0.033 0.967 31 H 0.062 0.938 32 H 0.063 0.937 33 H 0.045 0.955 34 H 0.047 0.953 35 H 0.061 0.939 36 H 0.340 0.660 37 H 0.017 0.983 38 H 0.061 0.939 39 H 0.087 0.913 40 H 0.090 0.910 41 H 0.279 0.721 42 H 0.119 0.881 43 H 0.082 0.918 44 H 0.058 0.942 45 H 0.057 0.943 46 H 0.371 0.629 47 H 0.068 0.932 48 H 0.049 0.951 49 H 0.077 0.923 50 H 0.039 0.961 51 H 0.052 0.948 52 H 0.051 0.949 53 H 0.058 0.942 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges 4.206 -5.508 -17.077 18.429 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 -0.207 4.207 2 C -0.103 4.103 3 C -0.202 4.202 4 C -0.021 4.021 5 H 0.081 0.919 6 N -0.306 5.306 7 C -0.003 4.003 8 C -0.211 4.211 9 C -0.090 4.090 10 C -0.245 4.245 11 C 0.109 3.891 12 C -0.494 4.494 13 H 0.093 0.907 14 C -0.143 4.143 15 N -0.428 5.428 16 Si 0.735 3.265 17 H -0.189 1.189 18 H -0.204 1.204 19 H -0.191 1.191 20 C -0.179 4.179 21 C -0.117 4.117 22 C -0.110 4.110 23 H 0.093 0.907 24 C -0.003 4.003 25 O -0.377 6.377 26 C -0.103 4.103 27 C -0.201 4.201 28 C -0.210 4.210 29 H 0.094 0.906 30 H 0.052 0.948 31 H 0.081 0.919 32 H 0.081 0.919 33 H 0.064 0.936 34 H 0.066 0.934 35 H 0.080 0.920 36 H 0.159 0.841 37 H 0.036 0.964 38 H 0.080 0.920 39 H 0.105 0.895 40 H 0.108 0.892 41 H 0.090 0.910 42 H 0.137 0.863 43 H 0.100 0.900 44 H 0.076 0.924 45 H 0.075 0.925 46 H 0.218 0.782 47 H 0.087 0.913 48 H 0.068 0.932 49 H 0.095 0.905 50 H 0.059 0.941 51 H 0.072 0.928 52 H 0.070 0.930 53 H 0.077 0.923 Dipole moment (debyes) X Y Z Total from point charges 4.676 -4.989 -16.999 18.323 hybrid contribution -0.306 -0.543 1.091 1.257 sum 4.370 -5.532 -15.908 17.400 Atomic orbital electron populations 1.22102 0.94671 1.02836 1.01127 1.21195 0.96921 0.95677 0.96541 1.21861 1.00015 0.96672 1.01683 1.21785 0.95727 0.92021 0.92614 0.91889 1.60800 1.40349 1.19006 1.10473 1.20670 0.93475 0.95618 0.90557 1.18948 1.04033 1.02503 0.95657 1.20321 0.95557 0.96746 0.96358 1.21018 1.04284 1.02206 0.96948 1.17627 0.91053 0.88957 0.91475 1.19560 1.02137 1.36296 0.91404 0.90671 1.25888 0.95238 0.92691 1.00495 1.69789 1.14466 1.33560 1.25029 0.86339 0.80892 0.79681 0.79592 1.18922 1.20397 1.19086 1.21353 0.99388 0.99815 0.97341 1.20550 0.98924 0.97976 0.94292 1.21620 0.94310 0.95686 0.99372 0.90749 1.22721 0.97308 0.80256 0.99994 1.86564 1.38172 1.21799 1.91165 1.21087 0.94513 0.96657 0.98065 1.21926 1.01816 0.94872 1.01438 1.21970 0.96697 1.01084 1.01238 0.90590 0.94762 0.91895 0.91891 0.93583 0.93410 0.91961 0.84122 0.96440 0.92013 0.89526 0.89173 0.90992 0.86304 0.90000 0.92421 0.92522 0.78237 0.91348 0.93223 0.90474 0.94149 0.92847 0.92984 0.92307 Number of geometries 1 Number of calculations of the screened coulomb radii 1 The total number of SCF iterations 15. 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 -1.73 8.04 37.16 0.30 -1.43 16 2 C -0.08 -0.92 2.27 -90.62 -0.21 -1.13 16 3 C -0.15 -1.61 9.10 37.16 0.34 -1.27 16 4 C 0.09 1.05 1.57 -67.72 -0.11 0.94 16 5 H 0.06 0.79 5.07 -51.93 -0.26 0.52 16 6 N -0.67 -9.71 4.55 -108.00 -0.49 -10.20 16 7 C 0.12 2.10 5.59 -4.97 -0.03 2.07 16 8 C -0.21 -4.40 5.36 -104.33 -0.56 -4.96 16 9 C -0.07 -1.57 9.67 -39.66 -0.38 -1.95 16 10 C -0.22 -5.51 9.80 -38.87 -0.38 -5.89 16 11 C 0.11 2.96 5.56 -106.83 -0.59 2.37 16 12 C -0.46 -12.37 9.07 -37.74 -0.34 -12.71 16 13 H 0.08 1.93 7.87 -52.48 -0.41 1.52 16 14 C 0.07 1.85 5.25 -17.34 -0.09 1.76 16 15 N -0.80 -20.90 10.80 55.55 0.60 -20.30 16 16 Si 0.91 18.86 29.57 -169.99 -5.03 13.83 16 17 H -0.26 -5.42 7.11 56.52 0.40 -5.02 16 18 H -0.28 -5.63 7.11 56.52 0.40 -5.23 16 19 H -0.27 -5.45 7.11 56.52 0.40 -5.05 16 20 C -0.16 -4.12 8.67 -38.87 -0.34 -4.46 16 21 C -0.10 -2.25 9.67 -39.66 -0.38 -2.63 16 22 C -0.09 -1.01 1.39 -90.62 -0.13 -1.13 16 23 H 0.07 0.96 8.07 -51.93 -0.42 0.54 16 24 C 0.07 0.77 4.53 37.16 0.17 0.94 16 25 O -0.57 -5.71 10.36 -35.23 -0.36 -6.07 16 26 C -0.08 -0.85 2.21 -90.62 -0.20 -1.05 16 27 C -0.14 -1.47 8.26 37.16 0.31 -1.16 16 28 C -0.15 -1.49 8.69 37.16 0.32 -1.17 16 29 H 0.08 1.05 7.42 -51.93 -0.39 0.67 16 30 H 0.03 0.36 8.14 -51.93 -0.42 -0.06 16 31 H 0.06 0.68 3.79 -51.93 -0.20 0.48 16 32 H 0.06 0.64 5.93 -51.93 -0.31 0.33 16 33 H 0.05 0.48 8.05 -51.93 -0.42 0.06 16 34 H 0.05 0.48 8.14 -51.93 -0.42 0.06 16 35 H 0.06 0.79 6.98 -51.93 -0.36 0.43 16 36 H 0.34 5.20 7.31 -39.29 -0.29 4.91 16 37 H 0.02 0.29 7.94 -51.93 -0.41 -0.12 16 38 H 0.06 1.02 6.91 -51.93 -0.36 0.66 16 39 H 0.09 1.73 8.06 -52.49 -0.42 1.30 16 40 H 0.09 2.10 8.06 -52.48 -0.42 1.68 16 41 H 0.28 6.67 8.30 -40.82 -0.34 6.33 16 42 H 0.12 3.20 6.16 -52.49 -0.32 2.88 16 43 H 0.08 1.71 8.06 -52.49 -0.42 1.29 16 44 H 0.06 0.66 6.48 -51.93 -0.34 0.32 16 45 H 0.06 0.55 5.67 -51.93 -0.29 0.25 16 46 H 0.37 2.28 9.12 45.56 0.42 2.70 16 47 H 0.07 0.67 6.48 -51.93 -0.34 0.34 16 48 H 0.05 0.56 8.11 -51.93 -0.42 0.14 16 49 H 0.08 0.81 5.85 -51.92 -0.30 0.51 16 50 H 0.04 0.37 8.13 -51.93 -0.42 -0.05 16 51 H 0.05 0.55 8.14 -51.93 -0.42 0.13 16 52 H 0.05 0.46 8.14 -51.93 -0.42 0.03 16 53 H 0.06 0.58 6.21 -51.93 -0.32 0.26 16 LS Contribution 393.86 15.07 5.94 5.94 Total: -1.00 -26.96 393.86 -9.91 -36.87 By element: Atomic # 1 Polarization: 21.07 SS G_CDS: -8.26 Total: 12.81 kcal Atomic # 6 Polarization: -30.56 SS G_CDS: -2.30 Total: -32.86 kcal Atomic # 7 Polarization: -30.62 SS G_CDS: 0.11 Total: -30.51 kcal Atomic # 8 Polarization: -5.71 SS G_CDS: -0.36 Total: -6.07 kcal Atomic # 14 Polarization: 18.86 SS G_CDS: -5.03 Total: 13.83 kcal Total LS contribution 5.94 Total: 5.94 kcal Total: -26.96 -9.91 -36.87 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. ZINC000451591108.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 -11.769 kcal (2) G-P(sol) polarization free energy of solvation -26.961 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -38.730 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -9.912 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -36.873 kcal (6) G-S(sol) free energy of system = (1) + (5) -48.642 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.93 seconds