Wall clock time and date at job start Tue Mar 31 2020 06:10:08 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 1.50705 * 1 3 3 C 1.38264 * 119.99727 * 2 1 4 4 C 1.38209 * 119.99795 * 180.27258 * 3 2 1 5 5 C 1.38260 * 119.99987 * 359.75288 * 4 3 2 6 6 C 1.38215 * 120.00132 * 359.97438 * 5 4 3 7 7 C 1.38207 * 119.99963 * 179.77073 * 2 1 3 8 8 C 1.50698 * 120.00341 * 359.97438 * 7 2 1 9 9 H 1.09000 * 115.55901 * 334.03850 * 8 7 2 10 10 C 1.52997 * 117.50132 * 188.34558 * 8 7 2 11 11 C 1.52999 * 60.00174 * 252.51086 * 10 8 7 12 12 H 1.09000 * 117.49685 * 107.51203 * 11 10 8 13 13 C 1.50693 * 117.50055 * 252.50835 * 11 10 8 14 14 O 1.21285 * 119.99748 * 68.61114 * 13 11 10 15 15 N 1.34775 * 120.00427 * 248.61201 * 13 11 10 16 16 C 1.46496 * 120.00415 * 179.72500 * 15 13 11 17 17 C 1.52996 * 109.47407 * 180.27645 * 16 15 13 18 18 C 1.53042 * 109.45494 * 295.02376 * 17 16 15 19 19 C 1.53198 * 109.31038 * 178.59925 * 18 17 16 20 20 N 1.46930 * 108.76157 * 54.65802 * 19 18 17 21 21 C 1.36942 * 120.63008 * 126.36262 * 20 19 18 22 22 H 1.07996 * 120.00129 * 207.98193 * 21 20 19 23 23 C 1.38815 * 119.99865 * 27.97723 * 21 20 19 24 24 N 1.31618 * 119.99886 * 17.50890 * 23 21 20 25 25 Si 1.86796 * 119.99955 * 197.49895 * 23 21 20 26 26 H 1.48506 * 109.46976 * 94.07316 * 25 23 21 27 27 H 1.48503 * 109.47549 * 214.06989 * 25 23 21 28 28 H 1.48497 * 109.47535 * 334.07745 * 25 23 21 29 29 C 1.46919 * 118.73920 * 306.38082 * 20 19 18 30 30 C 1.53041 * 109.46134 * 174.97361 * 17 16 15 31 31 H 1.08998 * 109.46726 * 270.23081 * 1 2 3 32 32 H 1.09003 * 109.46880 * 30.22822 * 1 2 3 33 33 H 1.08994 * 109.47140 * 150.22598 * 1 2 3 34 34 H 1.07999 * 120.00331 * 0.02562 * 3 2 1 35 35 H 1.08000 * 120.00448 * 179.72309 * 4 3 2 36 36 H 1.07997 * 120.00247 * 179.97438 * 5 4 3 37 37 H 1.07996 * 120.00241 * 179.97438 * 6 5 4 38 38 H 1.09000 * 117.49577 * 145.01731 * 10 8 7 39 39 H 1.08997 * 117.51767 * 359.97438 * 10 8 7 40 40 H 0.97002 * 119.99740 * 359.97438 * 15 13 11 41 41 H 1.09009 * 109.46933 * 300.27663 * 16 15 13 42 42 H 1.09002 * 109.47356 * 60.27172 * 16 15 13 43 43 H 1.08997 * 109.46342 * 54.99744 * 17 16 15 44 44 H 1.08999 * 109.50074 * 298.56088 * 18 17 16 45 45 H 1.08994 * 109.50076 * 58.66872 * 18 17 16 46 46 H 1.09000 * 109.60193 * 294.87350 * 19 18 17 47 47 H 1.08995 * 109.58764 * 174.43528 * 19 18 17 48 48 H 0.97003 * 119.99536 * 179.97438 * 24 23 21 49 49 H 1.08999 * 109.58777 * 293.82214 * 29 20 19 50 50 H 1.09006 * 109.58644 * 173.39719 * 29 20 19 51 51 H 1.09001 * 109.49548 * 301.33703 * 30 17 16 52 52 H 1.09000 * 109.49949 * 61.43312 * 30 17 16 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 1.5071 0.0000 0.0000 3 6 2.1983 1.1974 0.0000 4 6 3.5804 1.1975 -0.0057 5 6 4.2717 0.0001 -0.0062 6 6 3.5807 -1.1969 -0.0005 7 6 2.1981 -1.1969 0.0048 8 6 1.4447 -2.5020 0.0106 9 1 0.4440 -2.4655 0.4413 10 6 2.2544 -3.7843 0.2127 11 6 1.6737 -3.4552 -1.1641 12 1 2.3695 -3.1387 -1.9411 13 6 0.4988 -4.2717 -1.6370 14 8 -0.5776 -4.1589 -1.0896 15 7 0.6440 -5.1273 -2.6682 16 6 -0.4967 -5.9255 -3.1241 17 6 -0.0640 -6.8120 -4.2935 18 6 0.3178 -5.9322 -5.4861 19 6 0.7837 -6.8215 -6.6433 20 7 -0.2658 -7.8082 -6.9331 21 6 -0.7638 -7.9450 -8.2014 22 1 -1.7750 -8.2939 -8.3497 23 6 0.0312 -7.6351 -9.2963 24 7 1.3370 -7.5463 -9.1574 25 14 -0.7523 -7.3443 -10.9669 26 1 -0.9941 -5.8911 -11.1541 27 1 0.1574 -7.8360 -12.0327 28 1 -2.0431 -8.0745 -11.0422 29 6 -0.7709 -8.6450 -5.8362 30 6 -1.2191 -7.7353 -4.6880 31 1 -0.3633 0.0041 1.0277 32 1 -0.3633 0.8880 -0.5174 33 1 -0.3633 -0.8920 -0.5103 34 1 1.6583 2.1327 0.0004 35 1 4.1204 2.1327 -0.0102 36 1 5.3517 0.0001 -0.0111 37 1 4.1207 -2.1322 -0.0014 38 1 1.7865 -4.5914 0.7764 39 1 3.3321 -3.6844 0.3410 40 1 1.5049 -5.2172 -3.1062 41 1 -0.8522 -6.5516 -2.3056 42 1 -1.2982 -5.2617 -3.4484 43 1 0.7954 -7.4126 -3.9955 44 1 -0.5482 -5.3497 -5.8006 45 1 1.1247 -5.2585 -5.1978 46 1 1.7019 -7.3368 -6.3616 47 1 0.9625 -6.2083 -7.5264 48 1 1.8925 -7.3301 -9.9227 49 1 0.0206 -9.3090 -5.4887 50 1 -1.6179 -9.2349 -6.1869 51 1 -1.5062 -8.3451 -3.8314 52 1 -2.0704 -7.1356 -5.0101 RHF calculation, no. of doubly occupied orbitals= 65 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 ZINC000096449619.mol2 52 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 06:10:08 Heat of formation + Delta-G solvation = 16.075807 kcal Electronic energy + Delta-G solvation = -29033.937936 eV Core-core repulsion = 25191.670217 eV Total energy + Delta-G solvation = -3842.267718 eV No. of doubly occupied orbitals = 65 Molecular weight (most abundant/longest-lived isotopes) = 342.205 amu Computer time = 1.35 seconds Orbital eigenvalues (eV) -40.56640 -39.47048 -37.94340 -36.53262 -34.90025 -33.11848 -32.88013 -30.97827 -30.57675 -29.86415 -27.33908 -27.01782 -24.80716 -24.22698 -23.32818 -22.22681 -21.69976 -21.04284 -20.58077 -20.01241 -19.09283 -17.68898 -16.84724 -16.67234 -15.98277 -15.55125 -15.30220 -15.07669 -14.83823 -14.50561 -14.21512 -14.03625 -13.93159 -13.54592 -13.47688 -13.35842 -13.07135 -12.77940 -12.52847 -12.43041 -12.39672 -12.32791 -12.20608 -11.86512 -11.45527 -11.40329 -11.19736 -11.02120 -10.91383 -10.74347 -10.71059 -10.52846 -10.24825 -10.22570 -9.97209 -9.87248 -9.56513 -9.44950 -9.04957 -8.97941 -8.73781 -8.47832 -6.68322 -5.80203 -3.22050 1.00190 1.10423 2.44603 3.10333 3.37073 3.37486 3.44417 3.45558 3.79020 4.26847 4.43981 4.49060 4.54300 4.63368 4.64151 4.75186 4.87436 4.95012 5.05669 5.11841 5.23798 5.25360 5.35072 5.35352 5.40246 5.41829 5.42368 5.57241 5.60213 5.63644 5.77320 5.80951 5.86504 5.91040 5.94499 6.05185 6.14380 6.22633 6.23417 6.28065 6.39853 6.42000 6.52615 6.56684 6.66390 6.72426 6.75186 6.80963 6.97510 7.34621 7.53287 7.62810 7.79119 8.21778 8.44282 9.20620 9.84212 10.40831 11.28377 Molecular weight = 342.20amu Principal moments of inertia in cm(-1) A = 0.015148 B = 0.001980 C = 0.001872 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 1847.994884 B =14139.298905 C =14957.409454 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.122 4.122 2 C -0.073 4.073 3 C -0.120 4.120 4 C -0.120 4.120 5 C -0.124 4.124 6 C -0.116 4.116 7 C -0.054 4.054 8 C -0.084 4.084 9 H 0.128 0.872 10 C -0.145 4.145 11 C -0.177 4.177 12 H 0.125 0.875 13 C 0.540 3.460 14 O -0.546 6.546 15 N -0.718 5.718 16 C 0.124 3.876 17 C -0.090 4.090 18 C -0.135 4.135 19 C 0.171 3.829 20 N -0.592 5.592 21 C -0.251 4.251 22 H 0.066 0.934 23 C 0.001 3.999 24 N -0.903 5.903 25 Si 0.902 3.098 26 H -0.288 1.288 27 H -0.291 1.291 28 H -0.279 1.279 29 C 0.146 3.854 30 C -0.125 4.125 31 H 0.071 0.929 32 H 0.066 0.934 33 H 0.075 0.925 34 H 0.122 0.878 35 H 0.121 0.879 36 H 0.121 0.879 37 H 0.124 0.876 38 H 0.105 0.895 39 H 0.108 0.892 40 H 0.403 0.597 41 H 0.062 0.938 42 H 0.065 0.935 43 H 0.069 0.931 44 H 0.056 0.944 45 H 0.045 0.955 46 H 0.017 0.983 47 H 0.086 0.914 48 H 0.253 0.747 49 H 0.017 0.983 50 H 0.054 0.946 51 H 0.052 0.948 52 H 0.061 0.939 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges 4.979 13.638 21.156 25.659 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 -0.178 4.178 2 C -0.073 4.073 3 C -0.138 4.138 4 C -0.138 4.138 5 C -0.142 4.142 6 C -0.134 4.134 7 C -0.054 4.054 8 C -0.102 4.102 9 H 0.146 0.854 10 C -0.182 4.182 11 C -0.198 4.198 12 H 0.143 0.857 13 C 0.326 3.674 14 O -0.424 6.424 15 N -0.369 5.369 16 C 0.001 3.999 17 C -0.109 4.109 18 C -0.174 4.174 19 C 0.045 3.955 20 N -0.315 5.315 21 C -0.381 4.381 22 H 0.083 0.917 23 C -0.197 4.197 24 N -0.548 5.548 25 Si 0.732 3.268 26 H -0.215 1.215 27 H -0.218 1.218 28 H -0.204 1.204 29 C 0.020 3.980 30 C -0.165 4.165 31 H 0.089 0.911 32 H 0.085 0.915 33 H 0.094 0.906 34 H 0.140 0.860 35 H 0.139 0.861 36 H 0.139 0.861 37 H 0.142 0.858 38 H 0.123 0.877 39 H 0.126 0.874 40 H 0.238 0.762 41 H 0.080 0.920 42 H 0.084 0.916 43 H 0.087 0.913 44 H 0.075 0.925 45 H 0.064 0.936 46 H 0.035 0.965 47 H 0.104 0.896 48 H 0.063 0.937 49 H 0.035 0.965 50 H 0.073 0.927 51 H 0.070 0.930 52 H 0.079 0.921 Dipole moment (debyes) X Y Z Total from point charges 4.296 13.709 21.376 25.755 hybrid contribution 0.248 0.178 -1.242 1.279 sum 4.544 13.888 20.134 24.877 Atomic orbital electron populations 1.20883 0.91002 1.03419 1.02505 1.19765 0.96266 0.92333 0.98938 1.21040 0.94292 0.97412 1.01051 1.21142 0.94313 0.98096 1.00275 1.21102 0.99850 0.92427 1.00850 1.21062 0.93513 0.98380 1.00408 1.18990 0.93009 0.92710 1.00721 1.21075 1.00855 0.87852 1.00466 0.85378 1.23131 1.00323 0.98853 0.95898 1.22366 1.00347 1.03336 0.93755 0.85683 1.19564 0.88576 0.79490 0.79726 1.90683 1.27785 1.67035 1.56929 1.46003 1.14763 1.41977 1.34134 1.21570 0.88183 0.93553 0.96626 1.21307 0.99206 0.96465 0.93943 1.22254 1.00249 0.98153 0.96756 1.20766 0.89377 0.90240 0.95128 1.44058 1.44437 1.38510 1.04528 1.19213 0.95265 1.41395 0.82207 0.91678 1.25037 0.94952 1.01926 0.97821 1.70039 1.02632 1.52125 1.29990 0.86281 0.78521 0.78095 0.83926 1.21494 1.21795 1.20383 1.20885 0.96799 0.91905 0.88454 1.21988 0.97265 0.98299 0.98902 0.91055 0.91537 0.90606 0.86028 0.86146 0.86064 0.85810 0.87709 0.87403 0.76247 0.91979 0.91635 0.91308 0.92521 0.93608 0.96517 0.89560 0.93686 0.96516 0.92728 0.92952 0.92069 Number of geometries 1 Number of calculations of the screened coulomb radii 1 The total number of SCF iterations 17. 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 -0.12 -1.04 9.33 36.01 0.34 -0.70 16 2 C -0.07 -0.69 5.88 -104.62 -0.62 -1.31 16 3 C -0.12 -1.01 9.70 -39.58 -0.38 -1.40 16 4 C -0.12 -0.94 10.05 -39.58 -0.40 -1.34 16 5 C -0.12 -0.98 10.05 -39.58 -0.40 -1.38 16 6 C -0.12 -0.98 9.30 -39.58 -0.37 -1.35 16 7 C -0.05 -0.52 5.61 -104.63 -0.59 -1.10 16 8 C -0.08 -0.82 4.65 -91.77 -0.43 -1.25 16 9 H 0.13 1.40 6.45 -51.93 -0.33 1.07 16 10 C -0.14 -1.19 9.56 -26.73 -0.26 -1.45 16 11 C -0.18 -1.76 5.82 -91.77 -0.53 -2.30 16 12 H 0.13 1.10 8.14 -51.93 -0.42 0.68 16 13 C 0.54 7.08 7.61 -10.99 -0.08 7.00 16 14 O -0.55 -9.02 16.26 5.55 0.09 -8.93 16 15 N -0.72 -8.95 5.27 -60.30 -0.32 -9.27 16 16 C 0.12 1.74 5.06 -4.05 -0.02 1.72 16 17 C -0.09 -1.40 2.19 -90.58 -0.20 -1.60 16 18 C -0.13 -2.41 5.25 -26.61 -0.14 -2.55 16 19 C 0.17 3.93 5.31 -3.71 -0.02 3.91 16 20 N -0.59 -14.58 2.99 -172.32 -0.52 -15.09 16 21 C -0.25 -6.84 9.58 -15.06 -0.14 -6.99 16 22 H 0.07 1.75 7.89 -52.49 -0.41 1.34 16 23 C 0.00 0.03 4.90 -17.43 -0.09 -0.06 16 24 N -0.90 -25.98 11.22 55.49 0.62 -25.36 16 25 Si 0.90 21.64 29.59 -169.99 -5.03 16.61 16 26 H -0.29 -6.91 7.11 56.52 0.40 -6.51 16 27 H -0.29 -7.06 7.11 56.52 0.40 -6.65 16 28 H -0.28 -6.55 7.11 56.52 0.40 -6.15 16 29 C 0.15 2.98 6.52 -3.71 -0.02 2.96 16 30 C -0.12 -2.08 5.36 -26.61 -0.14 -2.22 16 31 H 0.07 0.54 8.14 -51.93 -0.42 0.12 16 32 H 0.07 0.50 8.09 -51.93 -0.42 0.08 16 33 H 0.08 0.75 6.66 -51.93 -0.35 0.40 16 34 H 0.12 0.81 8.06 -52.49 -0.42 0.38 16 35 H 0.12 0.70 8.06 -52.49 -0.42 0.27 16 36 H 0.12 0.71 8.06 -52.49 -0.42 0.29 16 37 H 0.12 0.83 6.02 -52.49 -0.32 0.52 16 38 H 0.10 0.88 8.14 -51.93 -0.42 0.46 16 39 H 0.11 0.68 6.18 -51.93 -0.32 0.36 16 40 H 0.40 4.33 7.65 -40.82 -0.31 4.01 16 41 H 0.06 0.87 8.14 -51.92 -0.42 0.45 16 42 H 0.07 1.01 8.14 -51.93 -0.42 0.58 16 43 H 0.07 1.06 8.14 -51.93 -0.42 0.63 16 44 H 0.06 1.08 8.14 -51.93 -0.42 0.66 16 45 H 0.05 0.72 7.15 -51.93 -0.37 0.35 16 46 H 0.02 0.40 8.14 -51.93 -0.42 -0.02 16 47 H 0.09 2.26 6.06 -51.93 -0.31 1.94 16 48 H 0.25 7.04 8.31 -40.82 -0.34 6.70 16 49 H 0.02 0.35 8.14 -51.93 -0.42 -0.08 16 50 H 0.05 1.10 7.93 -51.93 -0.41 0.69 16 51 H 0.05 0.75 8.14 -51.93 -0.42 0.33 16 52 H 0.06 1.06 8.14 -51.93 -0.42 0.64 16 LS Contribution 410.50 15.07 6.19 6.19 Total: -1.00 -31.64 410.50 -12.07 -43.70 By element: Atomic # 1 Polarization: 12.16 SS G_CDS: -8.62 Total: 3.54 kcal Atomic # 6 Polarization: -6.90 SS G_CDS: -4.49 Total: -11.39 kcal Atomic # 7 Polarization: -49.51 SS G_CDS: -0.21 Total: -49.72 kcal Atomic # 8 Polarization: -9.02 SS G_CDS: 0.09 Total: -8.93 kcal Atomic # 14 Polarization: 21.64 SS G_CDS: -5.03 Total: 16.61 kcal Total LS contribution 6.19 Total: 6.19 kcal Total: -31.64 -12.07 -43.70 kcal The number of atoms in the molecule is 52 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. ZINC000096449619.mol2 52 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 59.780 kcal (2) G-P(sol) polarization free energy of solvation -31.636 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system 28.144 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -12.069 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -43.704 kcal (6) G-S(sol) free energy of system = (1) + (5) 16.076 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 1.35 seconds