Wall clock time and date at job start Tue Mar 31 2020 19:43:17 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 1.31006 * 1 3 3 C 1.50706 * 119.99838 * 2 1 4 4 N 1.46495 * 109.47412 * 124.30584 * 3 2 1 5 5 C 1.46508 * 119.99861 * 274.48939 * 4 3 2 6 6 C 1.50696 * 109.46789 * 274.28463 * 5 4 3 7 7 H 1.08000 * 120.00288 * 359.97438 * 6 5 4 8 8 C 1.37878 * 119.99904 * 179.97438 * 6 5 4 9 9 N 1.31521 * 119.99980 * 0.02562 * 8 6 5 10 10 Si 1.86802 * 120.00266 * 179.97438 * 8 6 5 11 11 H 1.48500 * 109.46965 * 89.99971 * 10 8 6 12 12 H 1.48497 * 109.47446 * 210.00161 * 10 8 6 13 13 H 1.48503 * 109.46893 * 330.00079 * 10 8 6 14 14 C 1.34776 * 120.00433 * 94.48335 * 4 3 2 15 15 O 1.21282 * 119.99744 * 3.92709 * 14 4 3 16 16 C 1.50697 * 120.00425 * 183.92498 * 14 4 3 17 17 H 1.09003 * 109.47096 * 42.11621 * 16 14 4 18 18 C 1.53004 * 109.46969 * 282.12086 * 16 14 4 19 19 C 1.53005 * 109.47065 * 174.26991 * 18 16 14 20 20 C 1.52997 * 109.47081 * 174.99842 * 19 18 16 21 21 C 1.52993 * 109.47216 * 295.00139 * 19 18 16 22 22 N 1.46492 * 109.47304 * 162.12279 * 16 14 4 23 23 C 1.45757 * 117.94649 * 240.00191 * 22 16 14 24 24 C 1.52922 * 110.48883 * 160.92295 * 23 22 16 25 25 C 1.53343 * 108.67508 * 50.75371 * 24 23 22 26 26 C 1.53061 * 108.43400 * 292.48247 * 25 24 23 27 27 C 1.33357 * 117.95064 * 60.01978 * 22 16 14 28 28 O 1.21280 * 118.24097 * 2.24892 * 27 22 16 29 29 H 1.08002 * 119.99512 * 0.02562 * 1 2 3 30 30 H 1.07998 * 119.99528 * 180.02562 * 1 2 3 31 31 H 1.07999 * 120.00120 * 179.97438 * 2 1 3 32 32 H 1.08998 * 109.47320 * 4.30177 * 3 2 1 33 33 H 1.09002 * 109.46641 * 244.30456 * 3 2 1 34 34 H 1.08997 * 109.47000 * 34.28571 * 5 4 3 35 35 H 1.08997 * 109.46949 * 154.28248 * 5 4 3 36 36 H 0.96993 * 119.99504 * 179.97438 * 9 8 6 37 37 H 1.08995 * 109.47414 * 294.27238 * 18 16 14 38 38 H 1.08996 * 109.46914 * 54.27559 * 18 16 14 39 39 H 1.09003 * 109.46596 * 55.00422 * 19 18 16 40 40 H 1.09007 * 109.46735 * 60.00328 * 20 19 18 41 41 H 1.08993 * 109.47201 * 180.02562 * 20 19 18 42 42 H 1.08999 * 109.47542 * 300.00409 * 20 19 18 43 43 H 1.09002 * 109.47200 * 179.97438 * 21 19 18 44 44 H 1.09003 * 109.47569 * 299.99687 * 21 19 18 45 45 H 1.09003 * 109.47291 * 59.99985 * 21 19 18 46 46 H 1.08999 * 109.29897 * 40.60776 * 23 22 16 47 47 H 1.09003 * 109.30046 * 281.23500 * 23 22 16 48 48 H 1.09009 * 109.60140 * 170.50655 * 24 23 22 49 49 H 1.08992 * 109.60273 * 290.99188 * 24 23 22 50 50 H 1.09001 * 109.67543 * 52.19943 * 25 24 23 51 51 H 1.08996 * 109.67604 * 172.73171 * 25 24 23 52 52 H 1.08992 * 109.40085 * 288.75626 * 26 25 24 53 53 H 1.08999 * 109.32814 * 168.97046 * 26 25 24 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 1.3101 0.0000 0.0000 3 6 2.0635 1.3052 0.0000 4 7 2.9819 1.3389 1.1409 5 6 2.5055 1.7878 2.4516 6 6 2.6021 3.2894 2.5338 7 1 2.9808 3.8530 1.6940 8 6 2.2069 3.9438 3.6813 9 7 1.7462 3.2575 4.7042 10 14 2.3272 5.8052 3.7836 11 1 1.0605 6.4104 3.2996 12 1 2.5621 6.2094 5.1931 13 1 3.4548 6.2754 2.9394 14 6 4.2649 0.9570 0.9848 15 8 4.6778 0.6534 -0.1144 16 6 5.1866 0.9072 2.1761 17 1 4.6586 0.4748 3.0261 18 6 5.6436 2.3246 2.5269 19 6 6.4624 2.2913 3.8190 20 6 7.0236 3.6860 4.1031 21 6 5.5659 1.8561 4.9798 22 7 6.3545 0.0829 1.8558 23 6 6.6005 -1.0995 2.6719 24 6 7.5304 -2.0696 1.9420 25 6 8.7638 -1.2974 1.4583 26 6 8.3237 -0.3153 0.3698 27 6 7.1261 0.4614 0.8362 28 8 6.8458 1.4882 0.2547 29 1 -0.5399 0.9354 -0.0004 30 1 -0.5399 -0.9353 0.0004 31 1 1.8501 -0.9353 0.0004 32 1 1.3578 2.1322 0.0771 33 1 2.6311 1.3970 -0.9261 34 1 1.4677 1.4826 2.5851 35 1 3.1191 1.3408 3.2338 36 1 1.4685 3.7179 5.5115 37 1 6.2578 2.7191 1.7176 38 1 4.7715 2.9635 2.6659 39 1 7.2846 1.5841 3.7099 40 1 6.2014 4.3932 4.2122 41 1 7.6073 3.6622 5.0233 42 1 7.6623 3.9961 3.2761 43 1 6.1493 1.8319 5.9002 44 1 4.7436 2.5633 5.0890 45 1 5.1660 0.8624 4.7774 46 1 5.6532 -1.5967 2.8806 47 1 7.0608 -0.7983 3.6129 48 1 7.8394 -2.8625 2.6233 49 1 7.0104 -2.5011 1.0868 50 1 9.2032 -0.7486 2.2913 51 1 9.4960 -1.9939 1.0500 52 1 8.0675 -0.8677 -0.5341 53 1 9.1403 0.3736 0.1539 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 ZINC000293664813.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 19:43:17 Heat of formation + Delta-G solvation = -58.528084 kcal Electronic energy + Delta-G solvation = -32675.732694 eV Core-core repulsion = 28740.688519 eV Total energy + Delta-G solvation = -3935.044175 eV No. of doubly occupied orbitals = 65 Molecular weight (most abundant/longest-lived isotopes) = 336.220 amu Computer time = 0.86 seconds Orbital eigenvalues (eV) -40.69918 -38.57490 -36.19821 -36.01159 -35.34137 -33.42932 -33.25155 -32.11120 -29.70390 -28.87453 -27.43753 -26.64603 -25.71211 -24.32681 -23.56682 -22.90555 -22.04031 -19.77317 -19.44745 -18.63791 -17.84225 -16.81788 -16.59820 -16.13849 -15.68972 -15.41610 -15.09559 -14.51597 -14.46725 -14.33595 -14.10788 -13.86686 -13.52186 -13.49409 -13.38324 -13.02806 -12.70426 -12.53581 -12.27232 -12.05236 -11.79589 -11.62595 -11.53911 -11.37706 -11.32566 -11.14296 -11.01398 -10.96981 -10.96190 -10.89533 -10.83233 -10.70506 -10.28988 -10.16737 -10.13618 -9.90993 -9.69905 -9.21028 -8.93157 -8.82560 -8.53880 -8.03832 -7.63306 -6.18397 -4.23255 2.59439 3.17026 3.22668 3.30631 3.35044 3.35344 3.55383 4.20154 4.35332 4.70725 4.72302 4.76362 4.91217 5.13120 5.28635 5.34013 5.41397 5.44373 5.47501 5.52283 5.57545 5.58420 5.65607 5.68032 5.70669 5.82674 5.84838 5.91463 6.05066 6.08990 6.13061 6.16164 6.24239 6.27416 6.32410 6.42667 6.44017 6.57099 6.63018 6.75386 6.79833 6.94458 6.95743 7.07648 7.12353 7.19032 7.32838 7.61443 7.77547 7.97107 8.06844 8.41788 8.76345 8.82905 9.15992 9.42595 10.87307 Molecular weight = 336.22amu Principal moments of inertia in cm(-1) A = 0.009937 B = 0.005618 C = 0.004181 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 2816.998628 B = 4983.014190 C = 6695.929240 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.192 4.192 2 C -0.153 4.153 3 C 0.144 3.856 4 N -0.595 5.595 5 C 0.237 3.763 6 C -0.531 4.531 7 H 0.062 0.938 8 C 0.071 3.929 9 N -0.886 5.886 10 Si 0.886 3.114 11 H -0.280 1.280 12 H -0.285 1.285 13 H -0.271 1.271 14 C 0.510 3.490 15 O -0.548 6.548 16 C 0.140 3.860 17 H 0.105 0.895 18 C -0.146 4.146 19 C -0.084 4.084 20 C -0.142 4.142 21 C -0.146 4.146 22 N -0.593 5.593 23 C 0.115 3.885 24 C -0.134 4.134 25 C -0.121 4.121 26 C -0.132 4.132 27 C 0.521 3.479 28 O -0.521 6.521 29 H 0.098 0.902 30 H 0.091 0.909 31 H 0.100 0.900 32 H 0.081 0.919 33 H 0.081 0.919 34 H 0.034 0.966 35 H 0.039 0.961 36 H 0.264 0.736 37 H 0.083 0.917 38 H 0.123 0.877 39 H 0.054 0.946 40 H 0.058 0.942 41 H 0.046 0.954 42 H 0.047 0.953 43 H 0.040 0.960 44 H 0.074 0.926 45 H 0.047 0.953 46 H 0.070 0.930 47 H 0.064 0.936 48 H 0.080 0.920 49 H 0.071 0.929 50 H 0.069 0.931 51 H 0.071 0.929 52 H 0.093 0.907 53 H 0.092 0.908 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges 9.094 -9.815 -0.573 13.393 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 -0.230 4.230 2 C -0.173 4.173 3 C 0.021 3.979 4 N -0.327 5.327 5 C 0.117 3.883 6 C -0.570 4.570 7 H 0.080 0.920 8 C -0.132 4.132 9 N -0.524 5.524 10 Si 0.713 3.287 11 H -0.206 1.206 12 H -0.210 1.210 13 H -0.195 1.195 14 C 0.296 3.704 15 O -0.426 6.426 16 C 0.034 3.966 17 H 0.123 0.877 18 C -0.184 4.184 19 C -0.102 4.102 20 C -0.200 4.200 21 C -0.203 4.203 22 N -0.327 5.327 23 C -0.009 4.009 24 C -0.172 4.172 25 C -0.159 4.159 26 C -0.172 4.172 27 C 0.308 3.692 28 O -0.396 6.396 29 H 0.116 0.884 30 H 0.110 0.890 31 H 0.118 0.882 32 H 0.099 0.901 33 H 0.099 0.901 34 H 0.052 0.948 35 H 0.057 0.943 36 H 0.074 0.926 37 H 0.101 0.899 38 H 0.140 0.860 39 H 0.072 0.928 40 H 0.077 0.923 41 H 0.065 0.935 42 H 0.067 0.933 43 H 0.059 0.941 44 H 0.093 0.907 45 H 0.066 0.934 46 H 0.089 0.911 47 H 0.082 0.918 48 H 0.099 0.901 49 H 0.090 0.910 50 H 0.088 0.912 51 H 0.089 0.911 52 H 0.111 0.889 53 H 0.111 0.889 Dipole moment (debyes) X Y Z Total from point charges 9.121 -9.406 -1.269 13.164 hybrid contribution -0.183 0.840 0.358 0.932 sum 8.939 -8.566 -0.910 12.414 Atomic orbital electron populations 1.23755 0.95776 1.01484 1.02014 1.23374 0.96052 0.99232 0.98612 1.20357 0.92448 0.94460 0.90674 1.48137 1.08443 1.63847 1.12232 1.19461 0.95955 0.94906 0.77962 1.21424 1.43319 0.91703 1.00528 0.91950 1.24863 0.94696 0.98206 0.95461 1.69917 1.42281 1.35629 1.04554 0.86667 0.78812 0.85721 0.77455 1.20571 1.21018 1.19538 1.20642 0.82420 0.77011 0.90280 1.90602 1.75241 1.50105 1.26641 1.21039 0.85551 0.94300 0.95732 0.87711 1.22387 1.03858 0.94941 0.97163 1.20957 0.97345 0.96503 0.95415 1.21775 1.00665 0.97351 1.00195 1.21889 1.00102 1.01807 0.96531 1.47114 1.26763 1.26288 1.32539 1.21381 0.99802 0.85822 0.93871 1.21859 0.96299 0.97867 1.01147 1.21635 0.97594 0.98057 0.98611 1.21632 0.96762 0.98973 0.99843 1.19760 0.83894 0.86127 0.79374 1.90684 1.70797 1.24931 1.53229 0.88410 0.89032 0.88195 0.90107 0.90069 0.94837 0.94337 0.92580 0.89876 0.85965 0.92777 0.92316 0.93533 0.93345 0.94074 0.90661 0.93408 0.91144 0.91777 0.90134 0.91018 0.91250 0.91060 0.88854 0.88932 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 -0.19 -2.89 14.32 29.01 0.42 -2.47 16 2 C -0.15 -2.62 9.85 -36.02 -0.35 -2.98 16 3 C 0.14 2.82 5.94 -5.19 -0.03 2.79 16 4 N -0.60 -12.82 2.44 -176.43 -0.43 -13.25 16 5 C 0.24 5.46 4.75 -5.19 -0.02 5.44 16 6 C -0.53 -13.26 6.80 -34.44 -0.23 -13.49 16 7 H 0.06 1.64 7.81 -52.49 -0.41 1.23 16 8 C 0.07 1.80 5.46 -17.82 -0.10 1.70 16 9 N -0.89 -23.02 13.29 55.43 0.74 -22.28 16 10 Si 0.89 20.16 29.54 -169.99 -5.02 15.14 16 11 H -0.28 -6.40 7.11 56.52 0.40 -6.00 16 12 H -0.28 -6.42 7.11 56.52 0.40 -6.02 16 13 H -0.27 -6.22 7.11 56.52 0.40 -5.82 16 14 C 0.51 11.15 6.56 -10.99 -0.07 11.08 16 15 O -0.55 -13.22 13.19 -18.09 -0.24 -13.46 16 16 C 0.14 2.65 1.45 -69.09 -0.10 2.55 16 17 H 0.11 1.93 4.38 -51.93 -0.23 1.70 16 18 C -0.15 -2.89 3.83 -26.73 -0.10 -2.99 16 19 C -0.08 -1.40 2.87 -90.62 -0.26 -1.66 16 20 C -0.14 -2.28 9.19 37.16 0.34 -1.94 16 21 C -0.15 -2.41 8.96 37.15 0.33 -2.08 16 22 N -0.59 -9.64 2.12 -168.69 -0.36 -10.00 16 23 C 0.11 1.37 6.25 -4.48 -0.03 1.34 16 24 C -0.13 -1.26 6.02 -26.59 -0.16 -1.42 16 25 C -0.12 -1.14 6.03 -26.52 -0.16 -1.30 16 26 C -0.13 -1.68 6.03 -28.11 -0.17 -1.85 16 27 C 0.52 9.19 6.15 -11.87 -0.07 9.11 16 28 O -0.52 -11.62 12.27 -18.09 -0.22 -11.84 16 29 H 0.10 1.44 7.84 -52.49 -0.41 1.02 16 30 H 0.09 1.18 8.06 -52.49 -0.42 0.76 16 31 H 0.10 1.70 8.06 -52.49 -0.42 1.28 16 32 H 0.08 1.57 7.75 -51.93 -0.40 1.17 16 33 H 0.08 1.65 7.25 -51.93 -0.38 1.28 16 34 H 0.03 0.83 8.10 -51.93 -0.42 0.40 16 35 H 0.04 0.90 5.77 -51.93 -0.30 0.60 16 36 H 0.26 6.63 8.31 -40.82 -0.34 6.29 16 37 H 0.08 1.84 5.71 -51.93 -0.30 1.54 16 38 H 0.12 2.77 4.69 -51.93 -0.24 2.53 16 39 H 0.05 0.85 7.63 -51.93 -0.40 0.45 16 40 H 0.06 1.02 8.14 -51.92 -0.42 0.59 16 41 H 0.05 0.64 8.14 -51.93 -0.42 0.22 16 42 H 0.05 0.76 8.14 -51.93 -0.42 0.33 16 43 H 0.04 0.59 8.14 -51.93 -0.42 0.17 16 44 H 0.07 1.48 8.14 -51.93 -0.42 1.05 16 45 H 0.05 0.76 6.45 -51.93 -0.33 0.42 16 46 H 0.07 0.81 8.03 -51.93 -0.42 0.40 16 47 H 0.06 0.69 8.12 -51.93 -0.42 0.27 16 48 H 0.08 0.57 8.14 -51.92 -0.42 0.14 16 49 H 0.07 0.73 8.12 -51.93 -0.42 0.31 16 50 H 0.07 0.64 8.13 -51.93 -0.42 0.21 16 51 H 0.07 0.53 8.14 -51.93 -0.42 0.10 16 52 H 0.09 1.16 8.14 -51.93 -0.42 0.74 16 53 H 0.09 1.10 8.14 -51.93 -0.42 0.68 16 LS Contribution 408.12 15.07 6.15 6.15 Total: -1.00 -30.19 408.12 -9.45 -39.64 By element: Atomic # 1 Polarization: 17.36 SS G_CDS: -9.29 Total: 8.07 kcal Atomic # 6 Polarization: 2.61 SS G_CDS: -0.78 Total: 1.83 kcal Atomic # 7 Polarization: -45.48 SS G_CDS: -0.05 Total: -45.53 kcal Atomic # 8 Polarization: -24.84 SS G_CDS: -0.46 Total: -25.30 kcal Atomic # 14 Polarization: 20.16 SS G_CDS: -5.02 Total: 15.14 kcal Total LS contribution 6.15 Total: 6.15 kcal Total: -30.19 -9.45 -39.64 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. ZINC000293664813.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 -18.888 kcal (2) G-P(sol) polarization free energy of solvation -30.192 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -49.080 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -9.448 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -39.640 kcal (6) G-S(sol) free energy of system = (1) + (5) -58.528 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.86 seconds