Wall clock time and date at job start Sat Apr 11 2020 06:12:27 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 N 1.46493 * 1 3 3 C 1.34782 * 119.99538 * 2 1 4 4 O 1.21582 * 120.00444 * 0.02562 * 3 2 1 5 5 N 1.34780 * 119.99894 * 179.97438 * 3 2 1 6 6 C 1.46498 * 119.99911 * 180.02562 * 5 3 2 7 7 C 1.53008 * 109.46838 * 180.02562 * 6 5 3 8 8 C 1.50694 * 109.46901 * 179.97438 * 7 6 5 9 9 O 1.21286 * 120.00413 * 0.02562 * 8 7 6 10 10 N 1.34780 * 119.99975 * 179.97438 * 8 7 6 11 11 C 1.46498 * 119.99911 * 180.02562 * 10 8 7 12 12 H 1.08995 * 110.21357 * 36.93251 * 11 10 8 13 13 C 1.52533 * 110.24837 * 275.00053 * 11 10 8 14 14 C 1.46242 * 114.27225 * 151.62377 * 13 11 10 15 15 N 1.50161 * 107.53496 * 58.40937 * 14 13 11 16 16 C 1.36943 * 120.53652 * 109.56764 * 15 14 13 17 17 H 1.08004 * 120.00144 * 156.67771 * 16 15 14 18 18 C 1.38814 * 119.99903 * 336.67314 * 16 15 14 19 19 N 1.31614 * 120.00106 * 340.42991 * 18 16 15 20 20 Si 1.86800 * 119.99834 * 160.42879 * 18 16 15 21 21 H 1.48496 * 109.47097 * 59.99795 * 20 18 16 22 22 H 1.48501 * 109.47011 * 179.97438 * 20 18 16 23 23 H 1.48501 * 109.47043 * 300.00032 * 20 18 16 24 24 C 1.43435 * 118.92780 * 289.58755 * 15 14 13 25 25 C 1.54898 * 116.07989 * 91.56602 * 24 15 14 26 26 C 1.53003 * 109.35740 * 78.85108 * 25 24 15 27 27 C 1.53005 * 109.35762 * 198.43815 * 25 24 15 28 28 C 1.50130 * 110.25041 * 159.02235 * 11 10 8 29 29 H 1.09000 * 109.47620 * 59.99997 * 1 2 3 30 30 H 1.09006 * 109.46857 * 179.97438 * 1 2 3 31 31 H 1.08999 * 109.47542 * 299.99396 * 1 2 3 32 32 H 0.96993 * 120.00614 * 180.02562 * 2 1 3 33 33 H 0.97000 * 119.99862 * 0.02562 * 5 3 2 34 34 H 1.08995 * 109.47058 * 60.00782 * 6 5 3 35 35 H 1.08992 * 109.47024 * 299.99766 * 6 5 3 36 36 H 1.08999 * 109.46694 * 59.99969 * 7 6 5 37 37 H 1.08997 * 109.46886 * 300.00104 * 7 6 5 38 38 H 0.97000 * 119.99862 * 0.02562 * 10 8 7 39 39 H 1.08995 * 108.52226 * 272.86322 * 13 11 10 40 40 H 1.08998 * 108.52426 * 30.38395 * 13 11 10 41 41 H 1.09003 * 109.84168 * 177.92027 * 14 13 11 42 42 H 1.09002 * 109.84650 * 298.82693 * 14 13 11 43 43 H 0.97002 * 120.00219 * 180.02562 * 19 18 16 44 44 H 1.09002 * 108.15803 * 213.28960 * 24 15 14 45 45 H 1.08997 * 108.15370 * 330.05732 * 24 15 14 46 46 H 1.08997 * 109.47003 * 59.99942 * 26 25 24 47 47 H 1.08995 * 109.46957 * 180.02562 * 26 25 24 48 48 H 1.08999 * 109.46765 * 299.99556 * 26 25 24 49 49 H 1.09001 * 109.47131 * 59.99819 * 27 25 24 50 50 H 1.08992 * 109.46830 * 180.02562 * 27 25 24 51 51 H 1.08999 * 109.46804 * 299.99999 * 27 25 24 52 52 H 1.09004 * 109.20299 * 337.00215 * 28 11 10 53 53 H 1.09001 * 109.20678 * 96.30911 * 28 11 10 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 7 1.4649 0.0000 0.0000 3 6 2.1387 1.1673 0.0000 4 8 1.5308 2.2202 0.0005 5 7 3.4865 1.1674 0.0005 6 6 4.2189 2.4361 0.0011 7 6 5.7233 2.1566 0.0010 8 6 6.4766 3.4617 0.0009 9 8 5.8702 4.5121 0.0014 10 7 7.8245 3.4618 0.0013 11 6 8.5568 4.7306 0.0018 12 1 8.0368 5.4653 0.6164 13 6 8.7132 5.2504 -1.4236 14 6 8.8088 6.7062 -1.5255 15 7 9.9890 7.1405 -0.7050 16 6 11.1223 7.6126 -1.3117 17 1 11.7976 8.2567 -0.7680 18 6 11.4032 7.2633 -2.6254 19 7 10.8285 6.2083 -3.1631 20 14 12.5968 8.2905 -3.6302 21 1 13.9258 8.2941 -2.9679 22 1 12.7242 7.7110 -4.9915 23 1 12.0895 9.6826 -3.7298 24 6 9.9103 7.0526 0.7245 25 6 10.4196 5.7324 1.3546 26 6 11.9484 5.7546 1.4123 27 6 9.8632 5.6000 2.7738 28 6 9.9555 4.5230 0.5065 29 1 -0.3634 0.5138 -0.8900 30 1 -0.3633 -1.0277 -0.0005 31 1 -0.3634 0.5137 0.8900 32 1 1.9500 -0.8399 -0.0004 33 1 3.9716 0.3274 0.0005 34 1 3.9553 3.0074 0.8911 35 1 3.9560 3.0078 -0.8888 36 1 5.9865 1.5854 -0.8893 37 1 5.9865 1.5846 0.8907 38 1 8.3095 2.6218 0.0013 39 1 9.6137 4.8132 -1.8548 40 1 7.8563 4.9179 -2.0094 41 1 8.9550 6.9954 -2.5662 42 1 7.8988 7.1648 -1.1386 43 1 11.0251 5.9640 -4.0810 44 1 10.4864 7.8755 1.1477 45 1 8.8685 7.1851 1.0161 46 1 12.2768 6.5984 2.0191 47 1 12.3088 4.8261 1.8550 48 1 12.3485 5.8549 0.4034 49 1 8.7738 5.5900 2.7375 50 1 10.2209 4.6717 3.2190 51 1 10.1989 6.4444 3.3758 52 1 9.9854 3.6223 1.1196 53 1 10.6284 4.4007 -0.3422 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 ZINC001566130074.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 06:12:27 Heat of formation + Delta-G solvation = -46.865645 kcal Electronic energy + Delta-G solvation = -31078.758833 eV Core-core repulsion = 26986.057079 eV Total energy + Delta-G solvation = -4092.701754 eV No. of doubly occupied orbitals = 66 Molecular weight (most abundant/longest-lived isotopes) = 340.226 amu Computer time = 1.35 seconds Orbital eigenvalues (eV) -40.22667 -39.74722 -38.23937 -35.54389 -34.70847 -34.54881 -34.36650 -31.80944 -31.00906 -30.22552 -27.58993 -26.81211 -26.66251 -25.49388 -24.00273 -23.11600 -21.52827 -21.21007 -20.21510 -19.86172 -18.89153 -17.90317 -17.01703 -16.64426 -16.20038 -16.17369 -15.65313 -15.27524 -15.04382 -14.61580 -14.34212 -14.12026 -13.89594 -13.78619 -13.57151 -13.41852 -13.07670 -12.95359 -12.54966 -12.50560 -12.32633 -12.03547 -11.85877 -11.65782 -11.58851 -11.41706 -11.21801 -10.86754 -10.82700 -10.68209 -10.57879 -10.47016 -10.20255 -10.00363 -9.95758 -9.68811 -9.55915 -9.48016 -9.47081 -9.20015 -9.08121 -8.62350 -8.27892 -6.67513 -5.76577 -3.14638 2.41811 2.87035 3.01600 3.39660 3.45968 3.47681 3.48636 4.05602 4.52952 4.58157 4.86269 4.91432 4.95960 5.22624 5.24710 5.28627 5.41502 5.47955 5.50522 5.53504 5.64942 5.77203 5.87117 5.89570 6.02113 6.09041 6.12940 6.15651 6.23768 6.29697 6.33280 6.39389 6.50318 6.58929 6.61314 6.65946 6.75726 6.81468 6.92773 7.00920 7.06705 7.12056 7.24855 7.31823 7.62574 7.73337 7.76585 7.84045 7.98805 8.37959 8.45548 8.51953 9.21821 9.89972 10.43690 11.30367 Molecular weight = 340.23amu Principal moments of inertia in cm(-1) A = 0.017529 B = 0.002315 C = 0.002146 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 1596.952505 B =12091.536096 C =13042.231723 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C 0.107 3.893 2 N -0.754 5.754 3 C 0.700 3.300 4 O -0.585 6.585 5 N -0.747 5.747 6 C 0.153 3.847 7 C -0.154 4.154 8 C 0.513 3.487 9 O -0.535 6.535 10 N -0.719 5.719 11 C 0.146 3.854 12 H 0.084 0.916 13 C -0.131 4.131 14 C 0.168 3.832 15 N -0.585 5.585 16 C -0.241 4.241 17 H 0.066 0.934 18 C 0.001 3.999 19 N -0.900 5.900 20 Si 0.897 3.103 21 H -0.285 1.285 22 H -0.293 1.293 23 H -0.286 1.286 24 C 0.166 3.834 25 C -0.090 4.090 26 C -0.128 4.128 27 C -0.135 4.135 28 C -0.100 4.100 29 H 0.058 0.942 30 H 0.074 0.926 31 H 0.058 0.942 32 H 0.396 0.604 33 H 0.394 0.606 34 H 0.076 0.924 35 H 0.077 0.923 36 H 0.097 0.903 37 H 0.096 0.904 38 H 0.393 0.607 39 H 0.101 0.899 40 H 0.028 0.972 41 H 0.090 0.910 42 H 0.009 0.991 43 H 0.252 0.748 44 H 0.033 0.967 45 H 0.029 0.971 46 H 0.042 0.958 47 H 0.032 0.968 48 H 0.072 0.928 49 H 0.047 0.953 50 H 0.043 0.957 51 H 0.048 0.952 52 H 0.040 0.960 53 H 0.081 0.919 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -10.418 -17.084 8.170 21.614 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 -0.038 4.038 2 N -0.410 5.410 3 C 0.400 3.600 4 O -0.462 6.462 5 N -0.403 5.403 6 C 0.029 3.971 7 C -0.194 4.194 8 C 0.297 3.703 9 O -0.412 6.412 10 N -0.369 5.369 11 C 0.043 3.957 12 H 0.102 0.898 13 C -0.171 4.171 14 C 0.044 3.956 15 N -0.305 5.305 16 C -0.371 4.371 17 H 0.084 0.916 18 C -0.196 4.196 19 N -0.546 5.546 20 Si 0.728 3.272 21 H -0.212 1.212 22 H -0.219 1.219 23 H -0.213 1.213 24 C 0.037 3.963 25 C -0.094 4.094 26 C -0.186 4.186 27 C -0.193 4.193 28 C -0.138 4.138 29 H 0.076 0.924 30 H 0.093 0.907 31 H 0.076 0.924 32 H 0.229 0.771 33 H 0.228 0.772 34 H 0.094 0.906 35 H 0.095 0.905 36 H 0.116 0.884 37 H 0.114 0.886 38 H 0.227 0.773 39 H 0.119 0.881 40 H 0.047 0.953 41 H 0.108 0.892 42 H 0.027 0.973 43 H 0.062 0.938 44 H 0.051 0.949 45 H 0.047 0.953 46 H 0.061 0.939 47 H 0.051 0.949 48 H 0.091 0.909 49 H 0.066 0.934 50 H 0.062 0.938 51 H 0.067 0.933 52 H 0.059 0.941 53 H 0.100 0.900 Dipole moment (debyes) X Y Z Total from point charges -11.413 -15.324 7.967 20.702 hybrid contribution 1.475 -1.054 -0.605 1.912 sum -9.938 -16.379 7.362 20.524 Atomic orbital electron populations 1.21385 0.78162 1.01847 1.02385 1.44917 1.07782 1.07081 1.81172 1.15952 0.81758 0.84291 0.78015 1.90970 1.67777 1.30277 1.57136 1.45114 1.04746 1.09857 1.80567 1.20899 0.88086 0.83928 1.04205 1.21811 0.95385 0.97497 1.04733 1.20153 0.82785 0.90535 0.76790 1.90756 1.67998 1.33312 1.49120 1.46273 1.05875 1.10158 1.74576 1.20504 0.91722 0.84028 0.99428 0.89835 1.21318 1.02378 1.00243 0.93154 1.20097 0.86069 0.91483 0.97922 1.44250 1.12907 1.73832 0.99527 1.19127 1.00372 1.21822 0.95784 0.91626 1.24864 0.99031 0.96692 0.99058 1.69947 1.46547 1.23852 1.14216 0.86444 0.80886 0.80358 0.79512 1.21182 1.21875 1.21273 1.20504 0.97071 0.92901 0.85832 1.21943 0.95694 0.98385 0.93352 1.21740 0.95101 0.99057 1.02654 1.21848 1.00299 1.00392 0.96772 1.21771 0.95472 0.96584 0.99997 0.92354 0.90742 0.92372 0.77086 0.77240 0.90582 0.90477 0.88423 0.88585 0.77343 0.88065 0.95326 0.89150 0.97280 0.93824 0.94871 0.95315 0.93931 0.94873 0.90920 0.93369 0.93793 0.93295 0.94143 0.90034 Number of geometries 1 Number of calculations of the screened coulomb radii 1 The total number of SCF iterations 20. 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 0.11 0.68 10.70 59.84 0.64 1.32 16 2 N -0.75 -5.46 5.72 -72.07 -0.41 -5.87 16 3 C 0.70 8.05 8.57 -86.91 -0.74 7.30 16 4 O -0.58 -9.77 16.34 5.29 0.09 -9.68 16 5 N -0.75 -6.64 5.56 -65.23 -0.36 -7.00 16 6 C 0.15 1.76 4.96 -4.04 -0.02 1.74 16 7 C -0.15 -1.42 5.81 -27.88 -0.16 -1.58 16 8 C 0.51 7.43 7.68 -10.99 -0.08 7.34 16 9 O -0.54 -10.31 15.70 5.55 0.09 -10.23 16 10 N -0.72 -10.15 5.01 -55.44 -0.28 -10.43 16 11 C 0.15 2.61 2.10 -69.60 -0.15 2.47 16 12 H 0.08 1.68 5.29 -51.93 -0.27 1.41 16 13 C -0.13 -2.80 4.73 -30.18 -0.14 -2.94 16 14 C 0.17 3.99 5.24 -5.21 -0.03 3.97 16 15 N -0.58 -13.88 2.60 -175.08 -0.46 -14.34 16 16 C -0.24 -6.24 8.94 -15.06 -0.13 -6.37 16 17 H 0.07 1.70 7.89 -52.48 -0.41 1.29 16 18 C 0.00 0.03 4.91 -17.43 -0.09 -0.05 16 19 N -0.90 -24.07 9.42 55.49 0.52 -23.54 16 20 Si 0.90 21.18 29.60 -169.99 -5.03 16.15 16 21 H -0.29 -6.70 7.11 56.52 0.40 -6.30 16 22 H -0.29 -7.02 7.11 56.52 0.40 -6.62 16 23 H -0.29 -6.83 7.11 56.52 0.40 -6.43 16 24 C 0.17 3.42 4.01 -4.66 -0.02 3.40 16 25 C -0.09 -1.57 0.76 -152.54 -0.12 -1.68 16 26 C -0.13 -2.24 8.29 37.16 0.31 -1.93 16 27 C -0.14 -2.01 8.20 37.16 0.30 -1.71 16 28 C -0.10 -1.73 4.15 -27.19 -0.11 -1.85 16 29 H 0.06 0.44 8.14 -51.93 -0.42 0.02 16 30 H 0.07 0.22 8.14 -51.93 -0.42 -0.20 16 31 H 0.06 0.43 8.14 -51.93 -0.42 0.01 16 32 H 0.40 1.46 8.84 -40.82 -0.36 1.10 16 33 H 0.39 1.98 8.49 -40.82 -0.35 1.63 16 34 H 0.08 1.04 8.10 -51.93 -0.42 0.62 16 35 H 0.08 1.09 8.10 -51.93 -0.42 0.67 16 36 H 0.10 0.70 8.14 -51.93 -0.42 0.28 16 37 H 0.10 0.63 8.14 -51.93 -0.42 0.21 16 38 H 0.39 4.31 8.45 -40.82 -0.34 3.96 16 39 H 0.10 2.40 5.29 -51.93 -0.27 2.13 16 40 H 0.03 0.62 7.90 -51.93 -0.41 0.21 16 41 H 0.09 2.39 6.05 -51.93 -0.31 2.08 16 42 H 0.01 0.21 8.13 -51.93 -0.42 -0.21 16 43 H 0.25 6.68 8.31 -40.82 -0.34 6.34 16 44 H 0.03 0.69 7.84 -51.93 -0.41 0.28 16 45 H 0.03 0.59 6.66 -51.93 -0.35 0.24 16 46 H 0.04 0.70 8.13 -51.93 -0.42 0.28 16 47 H 0.03 0.51 8.14 -51.93 -0.42 0.09 16 48 H 0.07 1.50 7.45 -51.93 -0.39 1.11 16 49 H 0.05 0.73 7.57 -51.93 -0.39 0.33 16 50 H 0.04 0.59 8.12 -51.93 -0.42 0.17 16 51 H 0.05 0.69 8.14 -51.93 -0.42 0.26 16 52 H 0.04 0.60 7.63 -51.93 -0.40 0.20 16 53 H 0.08 1.66 6.66 -51.93 -0.35 1.32 16 LS Contribution 408.22 15.07 6.15 6.15 Total: -1.00 -33.45 408.22 -9.45 -42.90 By element: Atomic # 1 Polarization: 15.68 SS G_CDS: -9.22 Total: 6.47 kcal Atomic # 6 Polarization: 9.97 SS G_CDS: -0.54 Total: 9.42 kcal Atomic # 7 Polarization: -60.20 SS G_CDS: -0.99 Total: -61.18 kcal Atomic # 8 Polarization: -20.08 SS G_CDS: 0.17 Total: -19.91 kcal Atomic # 14 Polarization: 21.18 SS G_CDS: -5.03 Total: 16.15 kcal Total LS contribution 6.15 Total: 6.15 kcal Total: -33.45 -9.45 -42.90 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. ZINC001566130074.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 -3.970 kcal (2) G-P(sol) polarization free energy of solvation -33.447 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -37.417 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -9.449 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -42.896 kcal (6) G-S(sol) free energy of system = (1) + (5) -46.866 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 1.35 seconds