Wall clock time and date at job start Sat Apr 11 2020 06:12:18 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 1.52997 * 1 3 3 O 1.42893 * 109.47447 * 2 1 4 4 C 1.42897 * 114.00150 * 180.02562 * 3 2 1 5 5 C 1.53004 * 109.47355 * 180.02562 * 4 3 2 6 6 O 1.42900 * 109.47157 * 64.99662 * 5 4 3 7 7 C 1.42897 * 114.00477 * 179.97438 * 6 5 4 8 8 C 1.50697 * 109.47576 * 179.97438 * 7 6 5 9 9 O 1.21282 * 119.99965 * 0.02562 * 8 7 6 10 10 N 1.34773 * 120.00308 * 179.97438 * 8 7 6 11 11 C 1.46495 * 120.00566 * 180.02562 * 10 8 7 12 12 C 1.52999 * 109.47469 * 180.02562 * 11 10 8 13 13 H 1.08992 * 109.43824 * 300.23703 * 12 11 10 14 14 C 1.53793 * 109.94867 * 60.04802 * 12 11 10 15 15 C 1.53696 * 108.29354 * 65.61202 * 14 12 11 16 16 H 1.09002 * 112.09807 * 188.30313 * 15 14 12 17 17 C 1.54613 * 108.37416 * 312.66217 * 15 14 12 18 18 C 1.54314 * 104.74263 * 88.89468 * 17 15 14 19 19 C 1.54993 * 104.71869 * 359.83068 * 18 17 15 20 20 H 1.09002 * 112.26415 * 146.97587 * 19 18 17 21 21 C 1.53153 * 109.43186 * 180.32518 * 12 11 10 22 22 N 1.48288 * 107.27756 * 64.69844 * 15 14 12 23 23 C 1.36939 * 128.21381 * 106.78084 * 22 15 14 24 24 H 1.07990 * 120.00349 * 215.06875 * 23 22 15 25 25 C 1.38812 * 119.99773 * 35.07026 * 23 22 15 26 26 N 1.31618 * 120.00486 * 175.14389 * 25 23 22 27 27 Si 1.86804 * 119.99824 * 355.14112 * 25 23 22 28 28 H 1.48500 * 109.47231 * 275.07718 * 27 25 23 29 29 H 1.48497 * 109.47166 * 35.08147 * 27 25 23 30 30 H 1.48500 * 109.46885 * 155.08048 * 27 25 23 31 31 H 1.09005 * 109.47153 * 299.99833 * 1 2 3 32 32 H 1.09000 * 109.47320 * 59.99648 * 1 2 3 33 33 H 1.08994 * 109.47476 * 180.02562 * 1 2 3 34 34 H 1.09004 * 109.46687 * 239.99913 * 2 1 3 35 35 H 1.09000 * 109.47320 * 120.00352 * 2 1 3 36 36 H 1.08993 * 109.47258 * 60.00132 * 4 3 2 37 37 H 1.09003 * 109.46857 * 299.99684 * 4 3 2 38 38 H 1.09004 * 109.46907 * 305.00132 * 5 4 3 39 39 H 1.08996 * 109.47480 * 184.99883 * 5 4 3 40 40 H 1.09007 * 109.46767 * 60.00072 * 7 6 5 41 41 H 1.09001 * 109.47469 * 300.00703 * 7 6 5 42 42 H 0.97009 * 119.99893 * 0.02562 * 10 8 7 43 43 H 1.09007 * 109.47030 * 59.99994 * 11 10 8 44 44 H 1.09001 * 109.47021 * 300.00738 * 11 10 8 45 45 H 1.09005 * 109.28477 * 306.30400 * 14 12 11 46 46 H 1.08998 * 110.42543 * 185.58909 * 14 12 11 47 47 H 1.08999 * 110.37940 * 207.70698 * 17 15 14 48 48 H 1.09000 * 110.37906 * 330.07894 * 17 15 14 49 49 H 1.09006 * 110.37988 * 118.82640 * 18 17 15 50 50 H 1.09005 * 110.37893 * 241.18358 * 18 17 15 51 51 H 1.09000 * 109.56596 * 174.05399 * 21 12 11 52 52 H 1.08997 * 109.66884 * 53.75511 * 21 12 11 53 53 H 0.96994 * 120.00643 * 180.02562 * 26 25 23 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 8 2.0064 1.3472 0.0000 4 6 3.4309 1.4600 -0.0006 5 6 3.8255 2.9382 0.0001 6 8 3.3987 3.5446 1.2217 7 6 3.7206 4.9330 1.3250 8 6 3.2262 5.4666 2.6448 9 8 2.6549 4.7302 3.4208 10 7 3.4198 6.7617 2.9632 11 6 2.9397 7.2803 4.2464 12 6 3.2842 8.7669 4.3569 13 1 4.3646 8.8948 4.2904 14 6 2.6139 9.5472 3.2136 15 6 1.0910 9.4723 3.4065 16 1 0.5490 9.8809 2.5536 17 6 0.7076 8.0019 3.6919 18 6 0.8114 7.8595 5.2250 19 6 1.2530 9.2598 5.7215 20 1 0.8392 9.5001 6.7009 21 6 2.7891 9.3061 5.7021 22 7 0.7711 10.1846 4.6672 23 6 0.1771 11.4088 4.8212 24 1 0.4770 12.0564 5.6317 25 6 -0.8104 11.8174 3.9354 26 7 -1.4483 12.9508 4.1379 27 14 -1.2341 10.7588 2.4558 28 1 -0.3031 11.0699 1.3416 29 1 -1.1079 9.3249 2.8207 30 1 -2.6284 11.0400 2.0289 31 1 -0.3634 0.5138 0.8900 32 1 -0.3634 0.5139 -0.8899 33 1 -0.3634 -1.0276 0.0005 34 1 1.8932 -0.5139 -0.8900 35 1 1.8933 -0.5139 0.8899 36 1 3.8332 0.9766 -0.8908 37 1 3.8340 0.9763 0.8892 38 1 3.3493 3.4418 -0.8412 39 1 4.9082 3.0254 -0.0899 40 1 3.2425 5.4783 0.5111 41 1 4.8012 5.0612 1.2626 42 1 3.8771 7.3507 2.3426 43 1 3.4174 6.7348 5.0604 44 1 1.8590 7.1525 4.3086 45 1 2.8841 9.0925 2.2605 46 1 2.9328 10.5894 3.2263 47 1 -0.3118 7.8042 3.3604 48 1 1.4059 7.3252 3.1996 49 1 -0.1570 7.5915 5.6477 50 1 1.5608 7.1126 5.4869 51 1 3.1250 10.3353 5.8288 52 1 3.1833 8.6913 6.5113 53 1 -2.1386 13.2361 3.5192 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 ZINC001271749168.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 06:12:18 Heat of formation + Delta-G solvation = 4.097312 kcal Electronic energy + Delta-G solvation = -31358.104988 eV Core-core repulsion = 27235.320402 eV Total energy + Delta-G solvation = -4122.784586 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) -41.52392 -39.39635 -38.50104 -37.25927 -34.84443 -32.91065 -32.18176 -31.68563 -30.88234 -30.69001 -29.84076 -28.04032 -26.10966 -23.70913 -23.32403 -23.06821 -22.88173 -21.00389 -20.72506 -19.98603 -18.85654 -17.49841 -17.33267 -17.22381 -17.14727 -16.30101 -16.12160 -15.90216 -15.38382 -15.22073 -14.87252 -14.14044 -13.91227 -13.69893 -13.50755 -13.38347 -13.18790 -12.88973 -12.74787 -12.63450 -12.45427 -12.26680 -12.19031 -11.92671 -11.76777 -11.60283 -11.57030 -11.56274 -11.26330 -11.05475 -10.80628 -10.40921 -10.26434 -10.03022 -9.99143 -9.90410 -9.83083 -9.73377 -9.57161 -9.39270 -9.14257 -8.59108 -8.29788 -6.88600 -5.93984 -3.40809 2.67547 2.77132 3.30314 3.34641 3.43890 3.47991 3.82528 4.51432 4.58534 4.72463 4.76312 4.79926 4.84957 4.88134 4.92048 4.98593 5.05139 5.05855 5.08755 5.10468 5.16889 5.22485 5.33186 5.37178 5.45988 5.52605 5.63104 5.63952 5.64636 5.76554 5.80534 5.87360 5.94245 6.02071 6.13591 6.23588 6.24761 6.36835 6.43475 6.54051 6.60354 6.62835 6.69186 6.77266 6.81566 6.88433 6.93403 6.99044 7.57331 7.87756 8.30499 8.34079 8.79915 9.66363 10.31967 11.20897 Molecular weight = 340.22amu Principal moments of inertia in cm(-1) A = 0.014573 B = 0.002633 C = 0.002419 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 1920.964785 B =10633.410468 C =11570.820410 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.153 4.153 2 C 0.057 3.943 3 O -0.379 6.379 4 C 0.066 3.934 5 C 0.061 3.939 6 O -0.353 6.353 7 C 0.042 3.958 8 C 0.508 3.492 9 O -0.520 6.520 10 N -0.723 5.723 11 C 0.004 3.996 12 C -0.082 4.082 13 H 0.058 0.942 14 C -0.126 4.126 15 C 0.137 3.863 16 H 0.065 0.935 17 C -0.167 4.167 18 C -0.162 4.162 19 C 0.155 3.845 20 H 0.079 0.921 21 C -0.122 4.122 22 N -0.599 5.599 23 C -0.240 4.240 24 H 0.087 0.913 25 C 0.028 3.972 26 N -0.915 5.915 27 Si 0.888 3.112 28 H -0.289 1.289 29 H -0.251 1.251 30 H -0.307 1.307 31 H 0.066 0.934 32 H 0.062 0.938 33 H 0.069 0.931 34 H 0.045 0.955 35 H 0.048 0.952 36 H 0.064 0.936 37 H 0.059 0.941 38 H 0.060 0.940 39 H 0.066 0.934 40 H 0.079 0.921 41 H 0.076 0.924 42 H 0.394 0.606 43 H 0.053 0.947 44 H 0.194 0.806 45 H 0.046 0.954 46 H 0.070 0.930 47 H 0.063 0.937 48 H 0.098 0.902 49 H 0.062 0.938 50 H 0.093 0.907 51 H 0.069 0.931 52 H 0.054 0.946 53 H 0.263 0.737 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges 13.400 -21.642 -9.112 27.036 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 -0.210 4.210 2 C -0.019 4.019 3 O -0.299 6.299 4 C -0.011 4.011 5 C -0.016 4.016 6 O -0.271 6.271 7 C -0.038 4.038 8 C 0.292 3.708 9 O -0.395 6.395 10 N -0.377 5.377 11 C -0.115 4.115 12 C -0.101 4.101 13 H 0.076 0.924 14 C -0.165 4.165 15 C 0.031 3.969 16 H 0.082 0.918 17 C -0.205 4.205 18 C -0.200 4.200 19 C 0.048 3.952 20 H 0.097 0.903 21 C -0.162 4.162 22 N -0.322 5.322 23 C -0.367 4.367 24 H 0.104 0.896 25 C -0.172 4.172 26 N -0.558 5.558 27 Si 0.721 3.279 28 H -0.217 1.217 29 H -0.177 1.177 30 H -0.236 1.236 31 H 0.085 0.915 32 H 0.081 0.919 33 H 0.088 0.912 34 H 0.063 0.937 35 H 0.066 0.934 36 H 0.082 0.918 37 H 0.077 0.923 38 H 0.078 0.922 39 H 0.084 0.916 40 H 0.097 0.903 41 H 0.094 0.906 42 H 0.228 0.772 43 H 0.071 0.929 44 H 0.209 0.791 45 H 0.064 0.936 46 H 0.089 0.911 47 H 0.082 0.918 48 H 0.115 0.885 49 H 0.081 0.919 50 H 0.111 0.889 51 H 0.087 0.913 52 H 0.073 0.927 53 H 0.073 0.927 Dipole moment (debyes) X Y Z Total from point charges 12.547 -21.857 -8.410 26.569 hybrid contribution 0.630 -0.043 -1.602 1.722 sum 13.177 -21.900 -10.013 27.450 Atomic orbital electron populations 1.21742 0.93626 1.02142 1.03468 1.22456 0.95868 0.83797 0.99792 1.88001 1.20263 1.26246 1.95343 1.22472 0.82534 0.95295 1.00820 1.22592 0.98298 0.92959 0.87711 1.88094 1.80746 1.20766 1.37502 1.22236 1.00281 0.84574 0.96709 1.20127 0.80336 0.82310 0.87982 1.90731 1.40756 1.57008 1.51043 1.46215 1.60190 1.09791 1.21462 1.25187 1.09384 0.93712 0.83178 1.21276 0.98763 0.92956 0.97060 0.92394 1.22309 0.98259 1.00140 0.95835 1.21847 0.92279 0.91162 0.91649 0.91764 1.23521 1.01988 0.98848 0.96177 1.23415 1.01661 0.99466 0.95498 1.21693 0.91398 0.88290 0.93856 0.90253 1.22119 0.98495 1.00874 0.94710 1.45349 1.70207 1.17575 0.99056 1.18543 1.12677 0.90450 1.15065 0.89578 1.25277 0.95017 0.97021 0.99853 1.69740 1.25569 1.22849 1.37599 0.86906 0.75808 0.82460 0.82692 1.21708 1.17654 1.23603 0.91496 0.91893 0.91179 0.93680 0.93359 0.91814 0.92308 0.92165 0.91649 0.90270 0.90591 0.77155 0.92882 0.79105 0.93569 0.91146 0.91821 0.88487 0.91900 0.88894 0.91274 0.92716 0.92692 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 -1.21 10.28 37.16 0.38 -0.83 16 2 C 0.06 0.48 6.66 37.16 0.25 0.73 16 3 O -0.38 -4.33 10.31 -40.08 -0.41 -4.74 16 4 C 0.07 0.56 6.32 37.16 0.23 0.79 16 5 C 0.06 0.52 6.32 37.16 0.23 0.76 16 6 O -0.35 -4.51 9.84 -59.73 -0.59 -5.10 16 7 C 0.04 0.44 6.42 36.00 0.23 0.67 16 8 C 0.51 7.12 7.66 -10.99 -0.08 7.03 16 9 O -0.52 -9.69 16.50 -14.35 -0.24 -9.93 16 10 N -0.72 -8.97 4.39 -60.30 -0.26 -9.23 16 11 C 0.00 0.06 2.68 -4.04 -0.01 0.05 16 12 C -0.08 -1.19 2.74 -90.13 -0.25 -1.44 16 13 H 0.06 0.75 8.14 -51.93 -0.42 0.33 16 14 C -0.13 -2.11 5.37 -25.96 -0.14 -2.25 16 15 C 0.14 2.81 2.75 -65.74 -0.18 2.63 16 16 H 0.06 1.46 2.89 -51.93 -0.15 1.31 16 17 C -0.17 -3.10 5.42 -25.20 -0.14 -3.24 16 18 C -0.16 -2.82 5.74 -24.99 -0.14 -2.97 16 19 C 0.15 2.94 4.34 -65.53 -0.28 2.66 16 20 H 0.08 1.52 8.14 -51.93 -0.42 1.10 16 21 C -0.12 -1.95 5.37 -26.29 -0.14 -2.09 16 22 N -0.60 -13.81 2.55 -152.54 -0.39 -14.20 16 23 C -0.24 -6.65 10.84 -15.06 -0.16 -6.81 16 24 H 0.09 2.57 8.06 -52.49 -0.42 2.14 16 25 C 0.03 0.81 5.50 -17.43 -0.10 0.71 16 26 N -0.91 -28.15 13.97 55.49 0.78 -27.38 16 27 Si 0.89 22.32 24.68 -169.99 -4.19 18.13 16 28 H -0.29 -7.11 7.03 56.52 0.40 -6.72 16 29 H -0.25 -5.94 4.15 56.52 0.23 -5.70 16 30 H -0.31 -7.97 7.11 56.52 0.40 -7.57 16 31 H 0.07 0.62 8.14 -51.93 -0.42 0.19 16 32 H 0.06 0.50 8.14 -51.93 -0.42 0.08 16 33 H 0.07 0.40 8.14 -51.93 -0.42 -0.02 16 34 H 0.04 0.29 8.14 -51.93 -0.42 -0.13 16 35 H 0.05 0.38 8.14 -51.93 -0.42 -0.05 16 36 H 0.06 0.36 8.14 -51.93 -0.42 -0.06 16 37 H 0.06 0.50 8.14 -51.93 -0.42 0.08 16 38 H 0.06 0.47 8.14 -51.93 -0.42 0.05 16 39 H 0.07 0.37 8.14 -51.93 -0.42 -0.05 16 40 H 0.08 0.67 8.14 -51.93 -0.42 0.24 16 41 H 0.08 0.55 8.14 -51.93 -0.42 0.12 16 42 H 0.39 3.84 7.34 -40.82 -0.30 3.54 16 43 H 0.05 0.77 8.00 -51.93 -0.42 0.36 16 44 H 0.19 3.08 1.11 -166.48 -0.19 2.90 16 45 H 0.05 0.65 6.76 -51.93 -0.35 0.30 16 46 H 0.07 1.28 8.14 -51.93 -0.42 0.86 16 47 H 0.06 1.27 6.54 -51.93 -0.34 0.93 16 48 H 0.10 1.64 3.94 -51.93 -0.20 1.43 16 49 H 0.06 1.10 8.14 -51.93 -0.42 0.68 16 50 H 0.09 1.45 4.85 -51.93 -0.25 1.20 16 51 H 0.07 1.19 8.14 -51.93 -0.42 0.76 16 52 H 0.05 0.75 8.14 -51.93 -0.42 0.33 16 53 H 0.26 7.73 8.31 -40.82 -0.34 7.39 16 LS Contribution 391.16 15.07 5.89 5.89 Total: -1.00 -35.28 391.16 -8.83 -44.11 By element: Atomic # 1 Polarization: 15.15 SS G_CDS: -9.11 Total: 6.03 kcal Atomic # 6 Polarization: -3.30 SS G_CDS: -0.30 Total: -3.59 kcal Atomic # 7 Polarization: -50.93 SS G_CDS: 0.12 Total: -50.81 kcal Atomic # 8 Polarization: -18.53 SS G_CDS: -1.24 Total: -19.76 kcal Atomic # 14 Polarization: 22.32 SS G_CDS: -4.19 Total: 18.13 kcal Total LS contribution 5.89 Total: 5.89 kcal Total: -35.28 -8.83 -44.11 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. ZINC001271749168.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 48.208 kcal (2) G-P(sol) polarization free energy of solvation -35.284 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system 12.925 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -8.827 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -44.111 kcal (6) G-S(sol) free energy of system = (1) + (5) 4.097 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.86 seconds