Wall clock time and date at job start Sat Apr 11 2020 06:13:20 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 O 1.42900 * 1 3 3 C 1.42895 * 113.99851 * 2 1 4 4 C 1.53002 * 109.47266 * 179.97438 * 3 2 1 5 5 C 1.52997 * 109.47355 * 179.97438 * 4 3 2 6 6 O 1.42903 * 109.47062 * 179.97438 * 5 4 3 7 7 C 1.42904 * 113.99957 * 179.97438 * 6 5 4 8 8 C 1.50693 * 109.47056 * 180.02562 * 7 6 5 9 9 O 1.21284 * 120.00444 * 0.02562 * 8 7 6 10 10 N 1.34778 * 119.99994 * 180.02562 * 8 7 6 11 11 C 1.46503 * 120.00054 * 179.97438 * 10 8 7 12 12 H 1.08995 * 108.95841 * 36.10361 * 11 10 8 13 13 C 1.52523 * 109.03421 * 277.19863 * 11 10 8 14 14 C 1.53838 * 111.65597 * 293.47525 * 13 11 10 15 15 C 1.51445 * 107.04562 * 302.79978 * 14 13 11 16 16 H 1.09006 * 109.86750 * 305.81806 * 15 14 13 17 17 C 1.52323 * 117.46035 * 178.78035 * 15 14 13 18 18 N 1.48243 * 105.86579 * 214.67517 * 17 15 14 19 19 C 1.36936 * 125.78594 * 183.44882 * 18 17 15 20 20 H 1.07998 * 119.99762 * 172.81841 * 19 18 17 21 21 C 1.38810 * 120.00024 * 352.81902 * 19 18 17 22 22 N 1.31622 * 119.99961 * 6.09142 * 21 19 18 23 23 Si 1.86796 * 120.00244 * 186.09397 * 21 19 18 24 24 H 1.48498 * 109.47046 * 94.98498 * 23 21 19 25 25 H 1.48503 * 109.47027 * 214.98911 * 23 21 19 26 26 H 1.48506 * 109.46889 * 334.98738 * 23 21 19 27 27 C 1.48660 * 108.42890 * 3.18084 * 18 17 15 28 28 C 1.53067 * 103.44714 * 24.38460 * 27 18 17 29 29 H 1.09002 * 110.55580 * 76.72645 * 28 27 18 30 30 C 1.51611 * 116.67490 * 204.11342 * 28 27 18 31 31 H 1.09003 * 109.47630 * 300.00121 * 1 2 3 32 32 H 1.08998 * 109.46853 * 60.00599 * 1 2 3 33 33 H 1.09004 * 109.46921 * 180.02562 * 1 2 3 34 34 H 1.09005 * 109.47481 * 59.99773 * 3 2 1 35 35 H 1.09001 * 109.47140 * 299.99672 * 3 2 1 36 36 H 1.08996 * 109.47101 * 59.99570 * 4 3 2 37 37 H 1.09001 * 109.46885 * 299.99965 * 4 3 2 38 38 H 1.09005 * 109.47428 * 59.99888 * 5 4 3 39 39 H 1.09001 * 109.47104 * 299.99841 * 5 4 3 40 40 H 1.09005 * 109.46576 * 60.00370 * 7 6 5 41 41 H 1.09006 * 109.47077 * 300.00688 * 7 6 5 42 42 H 0.97002 * 120.00205 * 0.02562 * 10 8 7 43 43 H 1.08991 * 109.04484 * 54.03996 * 13 11 10 44 44 H 1.09003 * 109.03995 * 172.91888 * 13 11 10 45 45 H 1.08994 * 109.94398 * 62.18599 * 14 13 11 46 46 H 1.09004 * 109.94136 * 183.41876 * 14 13 11 47 47 H 1.09001 * 110.17250 * 95.57494 * 17 15 14 48 48 H 1.09003 * 110.17105 * 333.77015 * 17 15 14 49 49 H 0.97001 * 120.00224 * 179.97438 * 22 21 19 50 50 H 1.09011 * 110.62308 * 142.86877 * 27 18 17 51 51 H 1.08999 * 110.63010 * 265.88979 * 27 18 17 52 52 H 1.09000 * 109.94097 * 295.62501 * 30 28 27 53 53 H 1.08999 * 109.94576 * 56.86616 * 30 28 27 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 8 1.4290 0.0000 0.0000 3 6 2.0102 1.3054 0.0000 4 6 3.5354 1.1847 0.0006 5 6 4.1577 2.5824 0.0000 6 8 5.5823 2.4696 0.0012 7 6 6.2648 3.7251 0.0001 8 6 7.7529 3.4878 0.0009 9 8 8.1865 2.3552 0.0018 10 7 8.6021 4.5344 0.0006 11 6 10.0489 4.3038 0.0020 12 1 10.2679 3.4250 -0.6045 13 6 10.5106 4.0483 1.4330 14 6 10.3516 5.3002 2.3129 15 6 11.1434 6.4099 1.6532 16 1 12.1707 6.0846 1.4886 17 6 11.1247 7.7788 2.3210 18 7 11.1665 8.7684 1.2180 19 6 11.2328 10.1283 1.3644 20 1 11.3757 10.7582 0.4988 21 6 11.1165 10.6972 2.6252 22 7 11.0630 9.9279 3.6919 23 14 11.0358 12.5544 2.8082 24 1 9.6159 12.9843 2.8717 25 1 11.7321 12.9596 4.0557 26 1 11.6956 13.1957 1.6425 27 6 11.1309 8.0339 -0.0740 28 6 10.4571 6.7082 0.2887 29 1 9.3814 6.8438 0.4012 30 6 10.7522 5.5257 -0.6131 31 1 -0.3634 0.5138 0.8900 32 1 -0.3633 0.5137 -0.8900 33 1 -0.3633 -1.0277 0.0005 34 1 1.6885 1.8464 0.8900 35 1 1.6886 1.8463 -0.8900 36 1 3.8574 0.6436 -0.8890 37 1 3.8567 0.6439 0.8909 38 1 3.8357 3.1239 0.8895 39 1 3.8364 3.1227 -0.8905 40 1 5.9862 4.2907 0.8893 41 1 5.9874 4.2887 -0.8907 42 1 8.2555 5.4404 0.0003 43 1 9.9193 3.2374 1.8581 44 1 11.5598 3.7531 1.4208 45 1 9.3000 5.5800 2.3747 46 1 10.7448 5.1057 3.3107 47 1 11.9971 7.8954 2.9638 48 1 10.2102 7.9014 2.9014 49 1 10.9821 10.3254 4.5730 50 1 10.5371 8.5780 -0.8087 51 1 12.1409 7.8622 -0.4461 52 1 10.3624 5.7146 -1.6133 53 1 11.8272 5.3519 -0.6586 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 ZINC001755452968.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 06:13:20 Heat of formation + Delta-G solvation = -110.528613 kcal Electronic energy + Delta-G solvation = -29916.090941 eV Core-core repulsion = 25788.335802 eV Total energy + Delta-G solvation = -4127.755139 eV No. of doubly occupied orbitals = 66 Molecular weight (most abundant/longest-lived isotopes) = 340.220 amu Computer time = 0.86 seconds Orbital eigenvalues (eV) -40.40467 -39.05095 -38.46705 -37.63241 -35.59044 -33.31040 -33.14873 -31.87044 -30.83417 -29.20366 -28.16723 -27.12708 -26.18102 -25.09968 -24.84757 -22.07823 -21.99299 -21.26374 -20.61935 -19.77552 -18.95418 -17.50771 -17.14801 -17.03259 -16.73581 -16.56832 -16.24119 -15.65827 -15.17627 -15.04058 -14.88511 -14.56440 -14.43945 -13.99277 -13.82039 -13.49731 -13.21460 -13.02685 -12.80198 -12.59952 -12.25390 -12.19836 -12.17941 -11.93116 -11.85846 -11.47125 -11.45735 -11.38467 -11.19877 -11.01957 -10.84437 -10.79320 -10.65534 -10.13660 -10.03088 -10.01579 -9.90103 -9.87397 -9.78020 -9.50144 -9.39757 -8.92970 -8.59321 -6.82245 -5.72296 -3.04497 2.56889 2.59784 3.26222 3.38673 3.44086 3.46170 3.94182 4.48099 4.48397 4.58264 4.66589 4.76064 4.82803 4.84743 4.87557 4.90620 4.92631 4.93687 5.01259 5.02850 5.05014 5.12441 5.23483 5.30251 5.36982 5.51043 5.63413 5.67711 5.68682 5.73474 5.75450 5.83937 5.98049 6.13466 6.15313 6.24306 6.27046 6.36877 6.48480 6.58115 6.62604 6.63052 6.66907 6.75818 6.83205 6.98876 7.49175 7.55102 7.65471 7.82893 8.20660 8.22775 9.19930 9.80787 10.49493 11.40028 Molecular weight = 340.22amu Principal moments of inertia in cm(-1) A = 0.014548 B = 0.001895 C = 0.001754 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 1924.244156 B =14770.641546 C =15962.182740 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C 0.031 3.969 2 O -0.391 6.391 3 C 0.065 3.935 4 C -0.119 4.119 5 C 0.065 3.935 6 O -0.361 6.361 7 C 0.043 3.957 8 C 0.514 3.486 9 O -0.524 6.524 10 N -0.719 5.719 11 C 0.153 3.847 12 H 0.082 0.918 13 C -0.127 4.127 14 C -0.098 4.098 15 C -0.115 4.115 16 H 0.063 0.937 17 C 0.188 3.812 18 N -0.609 5.609 19 C -0.227 4.227 20 H 0.076 0.924 21 C -0.008 4.008 22 N -0.920 5.920 23 Si 0.908 3.092 24 H -0.290 1.290 25 H -0.292 1.292 26 H -0.281 1.281 27 C 0.141 3.859 28 C -0.107 4.107 29 H 0.070 0.930 30 C -0.111 4.111 31 H 0.042 0.958 32 H 0.042 0.958 33 H 0.087 0.913 34 H 0.052 0.948 35 H 0.051 0.949 36 H 0.081 0.919 37 H 0.082 0.918 38 H 0.054 0.946 39 H 0.053 0.947 40 H 0.082 0.918 41 H 0.080 0.920 42 H 0.402 0.598 43 H 0.063 0.937 44 H 0.068 0.932 45 H 0.059 0.941 46 H 0.061 0.939 47 H 0.043 0.957 48 H 0.042 0.958 49 H 0.251 0.749 50 H 0.038 0.962 51 H 0.020 0.980 52 H 0.066 0.934 53 H 0.080 0.920 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -15.618 -15.476 -8.390 23.534 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 -0.065 4.065 2 O -0.310 6.310 3 C -0.012 4.012 4 C -0.157 4.157 5 C -0.012 4.012 6 O -0.279 6.279 7 C -0.037 4.037 8 C 0.299 3.701 9 O -0.400 6.400 10 N -0.374 5.374 11 C 0.049 3.951 12 H 0.100 0.900 13 C -0.166 4.166 14 C -0.136 4.136 15 C -0.134 4.134 16 H 0.082 0.918 17 C 0.064 3.936 18 N -0.336 5.336 19 C -0.356 4.356 20 H 0.094 0.906 21 C -0.204 4.204 22 N -0.567 5.567 23 Si 0.739 3.261 24 H -0.217 1.217 25 H -0.218 1.218 26 H -0.207 1.207 27 C 0.016 3.984 28 C -0.127 4.127 29 H 0.088 0.912 30 C -0.150 4.150 31 H 0.061 0.939 32 H 0.060 0.940 33 H 0.105 0.895 34 H 0.070 0.930 35 H 0.070 0.930 36 H 0.100 0.900 37 H 0.101 0.899 38 H 0.072 0.928 39 H 0.071 0.929 40 H 0.100 0.900 41 H 0.098 0.902 42 H 0.238 0.762 43 H 0.081 0.919 44 H 0.087 0.913 45 H 0.078 0.922 46 H 0.080 0.920 47 H 0.061 0.939 48 H 0.060 0.940 49 H 0.062 0.938 50 H 0.057 0.943 51 H 0.038 0.962 52 H 0.085 0.915 53 H 0.098 0.902 Dipole moment (debyes) X Y Z Total from point charges -15.090 -16.491 -8.217 23.815 hybrid contribution -0.607 2.062 0.244 2.163 sum -15.697 -14.429 -7.973 22.763 Atomic orbital electron populations 1.22762 0.80726 1.02946 1.00070 1.87878 1.19910 1.27753 1.95441 1.22364 0.93431 0.84917 1.00462 1.21343 0.92523 0.96692 1.05119 1.22365 0.81025 0.97242 1.00613 1.87992 1.17465 1.26963 1.95471 1.22235 0.91106 0.87558 1.02806 1.20154 0.87851 0.85397 0.76725 1.90720 1.78676 1.22410 1.48167 1.46138 1.06886 1.09066 1.75312 1.21046 0.78528 0.98629 0.96859 0.89975 1.21934 1.01453 0.98466 0.94736 1.21216 1.00134 0.93993 0.98214 1.22148 0.98139 0.97006 0.96119 0.91839 1.20795 1.00801 0.82654 0.89357 1.45095 1.87273 1.01883 0.99338 1.19062 1.42557 0.80652 0.93312 0.90569 1.24812 1.02290 0.97795 0.95518 1.69976 1.56613 1.32857 0.97267 0.86149 0.77541 0.85244 0.77151 1.21719 1.21808 1.20682 1.21314 0.96518 0.90590 0.89996 1.22039 0.99693 0.94557 0.96409 0.91155 1.21654 1.00960 0.93766 0.98587 0.93949 0.93979 0.89469 0.92987 0.93037 0.90013 0.89948 0.92801 0.92887 0.90032 0.90224 0.76241 0.91852 0.91344 0.92202 0.91982 0.93866 0.93958 0.93829 0.94339 0.96239 0.91515 0.90183 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 0.03 0.17 11.01 101.05 1.11 1.29 16 2 O -0.39 -3.45 10.70 -35.23 -0.38 -3.83 16 3 C 0.07 0.45 5.94 37.16 0.22 0.67 16 4 C -0.12 -0.99 5.95 -26.73 -0.16 -1.15 16 5 C 0.06 0.51 5.94 37.16 0.22 0.74 16 6 O -0.36 -4.24 9.88 -55.14 -0.54 -4.79 16 7 C 0.04 0.42 6.42 36.00 0.23 0.65 16 8 C 0.51 6.64 7.77 -10.99 -0.09 6.56 16 9 O -0.52 -9.00 16.03 -14.36 -0.23 -9.23 16 10 N -0.72 -8.29 4.67 -53.63 -0.25 -8.54 16 11 C 0.15 1.90 2.68 -67.75 -0.18 1.72 16 12 H 0.08 1.07 7.58 -51.93 -0.39 0.68 16 13 C -0.13 -1.69 5.41 -26.54 -0.14 -1.84 16 14 C -0.10 -1.47 5.57 -27.08 -0.15 -1.62 16 15 C -0.11 -2.00 2.31 -90.36 -0.21 -2.21 16 16 H 0.06 1.11 7.92 -51.93 -0.41 0.69 16 17 C 0.19 4.40 5.06 -3.43 -0.02 4.38 16 18 N -0.61 -15.09 3.45 -170.41 -0.59 -15.68 16 19 C -0.23 -6.24 10.29 -15.06 -0.15 -6.40 16 20 H 0.08 2.03 7.84 -52.49 -0.41 1.62 16 21 C -0.01 -0.22 5.49 -17.43 -0.10 -0.31 16 22 N -0.92 -26.72 10.42 55.49 0.58 -26.14 16 23 Si 0.91 21.85 29.56 -169.99 -5.02 16.82 16 24 H -0.29 -6.96 7.11 56.52 0.40 -6.56 16 25 H -0.29 -7.10 7.11 56.52 0.40 -6.70 16 26 H -0.28 -6.59 7.11 56.52 0.40 -6.18 16 27 C 0.14 2.75 6.89 -2.81 -0.02 2.73 16 28 C -0.11 -1.68 2.38 -89.89 -0.21 -1.89 16 29 H 0.07 1.09 6.31 -51.93 -0.33 0.76 16 30 C -0.11 -1.37 5.37 -27.01 -0.15 -1.52 16 31 H 0.04 0.19 8.14 -51.93 -0.42 -0.23 16 32 H 0.04 0.19 8.14 -51.93 -0.42 -0.24 16 33 H 0.09 0.38 8.14 -51.93 -0.42 -0.04 16 34 H 0.05 0.30 8.14 -51.93 -0.42 -0.12 16 35 H 0.05 0.29 8.14 -51.93 -0.42 -0.13 16 36 H 0.08 0.74 8.14 -51.93 -0.42 0.32 16 37 H 0.08 0.77 8.14 -51.93 -0.42 0.34 16 38 H 0.05 0.36 8.14 -51.93 -0.42 -0.07 16 39 H 0.05 0.33 8.14 -51.93 -0.42 -0.09 16 40 H 0.08 0.64 8.14 -51.93 -0.42 0.22 16 41 H 0.08 0.57 8.14 -51.93 -0.42 0.15 16 42 H 0.40 4.06 6.83 -40.82 -0.28 3.78 16 43 H 0.06 0.90 7.93 -51.93 -0.41 0.49 16 44 H 0.07 0.86 8.14 -51.93 -0.42 0.44 16 45 H 0.06 0.91 7.93 -51.93 -0.41 0.50 16 46 H 0.06 0.94 8.14 -51.93 -0.42 0.52 16 47 H 0.04 1.15 7.53 -51.93 -0.39 0.75 16 48 H 0.04 1.09 7.42 -51.93 -0.39 0.71 16 49 H 0.25 7.12 8.31 -40.82 -0.34 6.78 16 50 H 0.04 0.73 8.14 -51.92 -0.42 0.30 16 51 H 0.02 0.38 8.14 -51.93 -0.42 -0.04 16 52 H 0.07 0.74 8.14 -51.93 -0.42 0.32 16 53 H 0.08 0.97 7.98 -51.93 -0.41 0.55 16 LS Contribution 414.34 15.07 6.24 6.24 Total: -1.00 -34.07 414.34 -9.72 -43.79 By element: Atomic # 1 Polarization: 9.27 SS G_CDS: -9.74 Total: -0.47 kcal Atomic # 6 Polarization: 1.60 SS G_CDS: 0.21 Total: 1.81 kcal Atomic # 7 Polarization: -50.10 SS G_CDS: -0.26 Total: -50.36 kcal Atomic # 8 Polarization: -16.69 SS G_CDS: -1.15 Total: -17.84 kcal Atomic # 14 Polarization: 21.85 SS G_CDS: -5.02 Total: 16.82 kcal Total LS contribution 6.24 Total: 6.24 kcal Total: -34.07 -9.72 -43.79 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. ZINC001755452968.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 -66.742 kcal (2) G-P(sol) polarization free energy of solvation -34.068 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -100.810 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -9.718 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -43.786 kcal (6) G-S(sol) free energy of system = (1) + (5) -110.529 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.86 seconds