Wall clock time and date at job start Sat Apr 11 2020 06:09:07 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 1.52999 * 1 3 3 C 1.53000 * 109.47343 * 2 1 4 4 C 1.52999 * 109.47343 * 179.97438 * 3 2 1 5 5 C 1.53000 * 109.46832 * 179.97438 * 4 3 2 6 6 H 1.08998 * 109.47444 * 304.99838 * 5 4 3 7 7 C 1.53008 * 109.46704 * 185.00063 * 5 4 3 8 8 C 1.53000 * 109.47043 * 175.00218 * 7 5 4 9 9 C 1.52999 * 109.47126 * 179.97438 * 8 7 5 10 10 N 1.46493 * 109.46995 * 65.00535 * 5 4 3 11 11 C 1.34776 * 119.99760 * 204.99833 * 10 5 4 12 12 O 1.21349 * 120.00174 * 359.97438 * 11 10 5 13 13 C 1.49451 * 120.00195 * 179.97438 * 11 10 5 14 14 O 1.21349 * 119.99631 * 0.02562 * 13 11 10 15 15 N 1.34776 * 120.00195 * 180.02562 * 13 11 10 16 16 C 1.47422 * 125.64774 * 359.68774 * 15 13 11 17 17 C 1.55135 * 104.72269 * 155.81967 * 16 15 13 18 18 C 1.55161 * 101.48236 * 37.29888 * 17 16 15 19 19 O 1.42899 * 110.71944 * 82.69629 * 18 17 16 20 20 C 1.50697 * 110.86809 * 205.90032 * 18 17 16 21 21 H 1.08002 * 120.00139 * 118.67835 * 20 18 17 22 22 C 1.37884 * 119.99941 * 298.66681 * 20 18 17 23 23 N 1.31519 * 119.99683 * 183.38792 * 22 20 18 24 24 Si 1.86792 * 120.00031 * 3.39422 * 22 20 18 25 25 H 1.48502 * 109.47307 * 84.83064 * 24 22 20 26 26 H 1.48503 * 109.47077 * 204.83647 * 24 22 20 27 27 H 1.48504 * 109.47046 * 324.83416 * 24 22 20 28 28 C 1.47019 * 125.64838 * 180.02562 * 15 13 11 29 29 H 1.08999 * 109.47274 * 179.97438 * 1 2 3 30 30 H 1.09001 * 109.47275 * 299.99779 * 1 2 3 31 31 H 1.08999 * 109.47265 * 60.00185 * 1 2 3 32 32 H 1.09005 * 109.47018 * 239.99791 * 2 1 3 33 33 H 1.09002 * 109.47033 * 120.00293 * 2 1 3 34 34 H 1.08997 * 109.46877 * 59.99421 * 3 2 1 35 35 H 1.08999 * 109.46789 * 300.00106 * 3 2 1 36 36 H 1.09005 * 109.47018 * 59.99791 * 4 3 2 37 37 H 1.09002 * 109.47033 * 300.00293 * 4 3 2 38 38 H 1.09004 * 109.46613 * 295.00109 * 7 5 4 39 39 H 1.08997 * 109.47243 * 55.00068 * 7 5 4 40 40 H 1.09003 * 109.46761 * 299.99957 * 8 7 5 41 41 H 1.09005 * 109.47038 * 59.99528 * 8 7 5 42 42 H 1.08994 * 109.47232 * 179.97438 * 9 8 7 43 43 H 1.08995 * 109.47168 * 300.00340 * 9 8 7 44 44 H 1.09002 * 109.46766 * 60.00295 * 9 8 7 45 45 H 0.96995 * 120.00576 * 24.99397 * 10 5 4 46 46 H 1.08997 * 110.37147 * 274.74757 * 16 15 13 47 47 H 1.09002 * 110.36818 * 37.07835 * 16 15 13 48 48 H 1.08998 * 111.19199 * 279.19982 * 17 16 15 49 49 H 1.08993 * 110.93813 * 155.28996 * 17 16 15 50 50 H 0.96704 * 113.99559 * 185.02386 * 19 18 17 51 51 H 0.97005 * 119.99556 * 180.02562 * 23 22 20 52 52 H 1.08995 * 109.88449 * 300.43422 * 28 15 13 53 53 H 1.09002 * 109.88503 * 61.45195 * 28 15 13 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 6 2.0400 1.4425 0.0000 4 6 3.5700 1.4425 0.0006 5 6 4.0800 2.8850 0.0000 6 1 3.6457 3.4236 -0.8423 7 6 5.6049 2.8867 -0.1251 8 6 6.1046 4.3273 -0.2511 9 6 7.6296 4.3291 -0.3756 10 7 3.6920 3.5406 1.2513 11 6 3.5651 4.8816 1.2982 12 8 3.7727 5.5459 0.3042 13 6 3.1687 5.5505 2.5745 14 8 2.9615 4.8862 3.5687 15 7 3.0413 6.8914 2.6213 16 6 3.2679 7.8158 1.4955 17 6 2.4273 9.0727 1.8421 18 6 2.6185 9.1578 3.3796 19 8 3.8484 9.8105 3.7008 20 6 1.4563 9.8662 4.0266 21 1 0.8426 9.3484 4.7489 22 6 1.1766 11.1754 3.6966 23 7 0.2043 11.8147 4.3095 24 14 2.1784 12.0409 2.3789 25 1 1.6126 11.7286 1.0418 26 1 2.1324 13.5078 2.6056 27 1 3.5869 11.5743 2.4415 28 6 2.6601 7.6750 3.8054 29 1 -0.3634 -1.0276 -0.0005 30 1 -0.3634 0.5138 0.8900 31 1 -0.3634 0.5138 -0.8900 32 1 1.8933 -0.5139 -0.8900 33 1 1.8933 -0.5139 0.8900 34 1 1.6766 1.9563 0.8899 35 1 1.6767 1.9563 -0.8900 36 1 3.9337 0.9285 -0.8891 37 1 3.9330 0.9287 0.8908 38 1 6.0426 2.4264 0.7608 39 1 5.8975 2.3219 -1.0102 40 1 5.6669 4.7875 -1.1369 41 1 5.8120 4.8921 0.6341 42 1 7.9855 5.3553 -0.4658 43 1 8.0669 3.8689 0.5104 44 1 7.9225 3.7642 -1.2606 45 1 3.5263 3.0097 2.0459 46 1 4.3248 8.0719 1.4217 47 1 2.9184 7.3715 0.5636 48 1 1.3778 8.9277 1.5864 49 1 2.8288 9.9579 1.3490 50 1 4.0527 9.8214 4.6459 51 1 0.0073 12.7356 4.0771 52 1 1.6766 7.3625 4.1560 53 1 3.3972 7.5345 4.5960 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 ZINC001332245298.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 06:09:07 Heat of formation + Delta-G solvation = -134.126563 kcal Electronic energy + Delta-G solvation = -31303.083310 eV Core-core repulsion = 27174.304887 eV Total energy + Delta-G solvation = -4128.778423 eV No. of doubly occupied orbitals = 66 Molecular weight (most abundant/longest-lived isotopes) = 340.220 amu Computer time = 0.69 seconds Orbital eigenvalues (eV) -40.75433 -39.12840 -37.59122 -37.16514 -35.24594 -34.62514 -33.58148 -32.44778 -31.22434 -30.37243 -28.52745 -28.30608 -26.15031 -24.86305 -23.74677 -22.29979 -21.84643 -21.05318 -20.80210 -20.10849 -19.57265 -17.65919 -17.38727 -17.06237 -16.21663 -15.98298 -15.51614 -15.19553 -14.97182 -14.71652 -14.61274 -14.39400 -14.07889 -13.75911 -13.56181 -13.32795 -13.23971 -13.08417 -13.01810 -12.77087 -12.58931 -12.31212 -12.19705 -11.97908 -11.84734 -11.75952 -11.47605 -11.40044 -11.34710 -11.28574 -11.19026 -10.93152 -10.86225 -10.69616 -10.58315 -10.55408 -10.30975 -10.08720 -9.29854 -9.16223 -9.03016 -8.76837 -8.54002 -8.30190 -6.23850 -4.36362 1.62511 2.47729 3.29573 3.40663 3.41955 3.59786 3.69887 4.17929 4.40489 4.51195 4.59526 4.61118 4.80762 4.86364 4.91687 4.99876 5.05610 5.11582 5.19650 5.23719 5.33463 5.35368 5.40239 5.45231 5.52615 5.56332 5.59326 5.66029 5.68260 5.75119 5.77107 5.78840 5.87164 5.95303 5.98092 6.00587 6.05892 6.06647 6.13909 6.29845 6.34830 6.39736 6.46837 6.59804 6.65694 7.06756 7.14940 7.42883 7.67620 7.85442 8.16356 8.21200 8.70344 8.85929 9.38927 10.86362 Molecular weight = 340.22amu Principal moments of inertia in cm(-1) A = 0.013202 B = 0.002903 C = 0.002575 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 2120.419658 B = 9644.200957 C =10870.170440 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.155 4.155 2 C -0.123 4.123 3 C -0.124 4.124 4 C -0.127 4.127 5 C 0.143 3.857 6 H 0.092 0.908 7 C -0.130 4.130 8 C -0.121 4.121 9 C -0.152 4.152 10 N -0.698 5.698 11 C 0.512 3.488 12 O -0.509 6.509 13 C 0.509 3.491 14 O -0.538 6.538 15 N -0.574 5.574 16 C 0.099 3.901 17 C -0.130 4.130 18 C 0.216 3.784 19 O -0.572 6.572 20 C -0.552 4.552 21 H 0.079 0.921 22 C 0.090 3.910 23 N -0.886 5.886 24 Si 0.875 3.125 25 H -0.282 1.282 26 H -0.300 1.300 27 H -0.227 1.227 28 C 0.093 3.907 29 H 0.052 0.948 30 H 0.055 0.945 31 H 0.053 0.947 32 H 0.060 0.940 33 H 0.061 0.939 34 H 0.066 0.934 35 H 0.064 0.936 36 H 0.079 0.921 37 H 0.070 0.930 38 H 0.064 0.936 39 H 0.071 0.929 40 H 0.068 0.932 41 H 0.063 0.937 42 H 0.053 0.947 43 H 0.049 0.951 44 H 0.050 0.950 45 H 0.410 0.590 46 H 0.070 0.930 47 H 0.092 0.908 48 H 0.088 0.912 49 H 0.077 0.923 50 H 0.365 0.635 51 H 0.268 0.732 52 H 0.080 0.920 53 H 0.064 0.936 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges 8.580 -21.230 -10.585 25.226 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 -0.212 4.212 2 C -0.161 4.161 3 C -0.161 4.161 4 C -0.164 4.164 5 C 0.039 3.961 6 H 0.110 0.890 7 C -0.169 4.169 8 C -0.158 4.158 9 C -0.209 4.209 10 N -0.353 5.353 11 C 0.293 3.707 12 O -0.384 6.384 13 C 0.292 3.708 14 O -0.417 6.417 15 N -0.306 5.306 16 C -0.023 4.023 17 C -0.168 4.168 18 C 0.176 3.824 19 O -0.378 6.378 20 C -0.590 4.590 21 H 0.097 0.903 22 C -0.116 4.116 23 N -0.522 5.522 24 Si 0.703 3.297 25 H -0.208 1.208 26 H -0.227 1.227 27 H -0.150 1.150 28 C -0.029 4.029 29 H 0.071 0.929 30 H 0.074 0.926 31 H 0.072 0.928 32 H 0.078 0.922 33 H 0.080 0.920 34 H 0.085 0.915 35 H 0.082 0.918 36 H 0.098 0.902 37 H 0.088 0.912 38 H 0.083 0.917 39 H 0.090 0.910 40 H 0.087 0.913 41 H 0.082 0.918 42 H 0.072 0.928 43 H 0.068 0.932 44 H 0.069 0.931 45 H 0.246 0.754 46 H 0.089 0.911 47 H 0.110 0.890 48 H 0.107 0.893 49 H 0.095 0.905 50 H 0.212 0.788 51 H 0.077 0.923 52 H 0.098 0.902 53 H 0.082 0.918 Dipole moment (debyes) X Y Z Total from point charges 8.550 -20.933 -11.415 25.330 hybrid contribution 0.200 0.257 0.390 0.508 sum 8.751 -20.676 -11.025 25.012 Atomic orbital electron populations 1.21783 0.95839 1.01514 1.02071 1.21520 0.96006 0.96710 1.01845 1.21661 0.94703 0.96964 1.02807 1.21912 0.96239 0.95052 1.03246 1.21184 0.94804 0.93089 0.87047 0.88973 1.22075 0.94514 0.98067 1.02209 1.21600 0.95074 0.95973 1.03191 1.21791 0.96451 1.01571 1.01110 1.45824 1.68855 1.06284 1.14290 1.20165 0.78245 0.83198 0.89073 1.90724 1.47903 1.63709 1.36084 1.19693 0.80350 0.82138 0.88657 1.90725 1.51280 1.63449 1.36227 1.48439 1.63295 1.04365 1.14546 1.22746 1.00453 0.89648 0.89408 1.23201 1.00332 0.96219 0.97003 1.20006 0.84494 0.86222 0.91697 1.86520 1.42280 1.80169 1.28866 1.21161 1.12755 0.98065 1.26969 0.90299 1.24941 0.94067 0.96923 0.95644 1.69928 1.29685 1.11666 1.40914 0.87075 0.83997 0.77481 0.81177 1.20836 1.22743 1.15039 1.23004 1.00499 0.92982 0.86421 0.92872 0.92563 0.92752 0.92157 0.92044 0.91533 0.91769 0.90195 0.91150 0.91736 0.90995 0.91303 0.91831 0.92788 0.93177 0.93113 0.75396 0.91146 0.88973 0.89310 0.90506 0.78769 0.92282 0.90196 0.91794 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 -0.15 -1.08 9.91 37.16 0.37 -0.71 16 2 C -0.12 -0.81 5.93 -26.73 -0.16 -0.97 16 3 C -0.12 -0.92 5.10 -26.73 -0.14 -1.05 16 4 C -0.13 -0.82 4.75 -26.73 -0.13 -0.95 16 5 C 0.14 1.25 2.26 -67.93 -0.15 1.10 16 6 H 0.09 0.94 7.58 -51.93 -0.39 0.54 16 7 C -0.13 -1.10 4.89 -26.73 -0.13 -1.23 16 8 C -0.12 -1.30 4.54 -26.73 -0.12 -1.42 16 9 C -0.15 -1.43 9.91 37.16 0.37 -1.06 16 10 N -0.70 -7.68 4.48 -54.24 -0.24 -7.93 16 11 C 0.51 7.44 6.43 -11.59 -0.07 7.37 16 12 O -0.51 -7.93 10.91 5.50 0.06 -7.87 16 13 C 0.51 8.90 7.91 -11.59 -0.09 8.81 16 14 O -0.54 -10.21 16.80 5.50 0.09 -10.12 16 15 N -0.57 -10.73 3.32 -170.89 -0.57 -11.30 16 16 C 0.10 1.80 6.07 -2.41 -0.01 1.79 16 17 C -0.13 -2.68 4.83 -24.46 -0.12 -2.80 16 18 C 0.22 4.78 0.67 -89.93 -0.06 4.72 16 19 O -0.57 -12.28 10.44 -35.23 -0.37 -12.65 16 20 C -0.55 -14.55 8.82 -34.44 -0.30 -14.85 16 21 H 0.08 2.26 7.82 -52.49 -0.41 1.85 16 22 C 0.09 2.47 5.47 -17.82 -0.10 2.37 16 23 N -0.89 -26.05 13.96 55.43 0.77 -25.27 16 24 Si 0.88 21.07 23.89 -169.99 -4.06 17.01 16 25 H -0.28 -6.61 7.08 56.52 0.40 -6.21 16 26 H -0.30 -7.37 7.11 56.52 0.40 -6.97 16 27 H -0.23 -5.34 5.50 56.52 0.31 -5.03 16 28 C 0.09 1.87 6.21 -3.06 -0.02 1.86 16 29 H 0.05 0.33 8.14 -51.93 -0.42 -0.09 16 30 H 0.06 0.42 8.14 -51.93 -0.42 0.00 16 31 H 0.05 0.38 8.14 -51.93 -0.42 -0.04 16 32 H 0.06 0.36 8.14 -51.93 -0.42 -0.07 16 33 H 0.06 0.39 8.14 -51.93 -0.42 -0.03 16 34 H 0.07 0.58 7.75 -51.93 -0.40 0.18 16 35 H 0.06 0.51 8.14 -51.93 -0.42 0.09 16 36 H 0.08 0.43 8.14 -51.93 -0.42 0.00 16 37 H 0.07 0.42 8.14 -51.93 -0.42 0.00 16 38 H 0.06 0.53 8.14 -51.93 -0.42 0.11 16 39 H 0.07 0.50 8.14 -51.93 -0.42 0.08 16 40 H 0.07 0.81 7.85 -51.93 -0.41 0.40 16 41 H 0.06 0.84 5.64 -51.93 -0.29 0.55 16 42 H 0.05 0.53 8.14 -51.93 -0.42 0.10 16 43 H 0.05 0.45 8.14 -51.93 -0.42 0.03 16 44 H 0.05 0.41 8.14 -51.93 -0.42 -0.01 16 45 H 0.41 4.21 8.07 -40.82 -0.33 3.88 16 46 H 0.07 1.26 8.14 -51.93 -0.42 0.84 16 47 H 0.09 1.59 6.14 -51.93 -0.32 1.27 16 48 H 0.09 1.86 8.04 -51.93 -0.42 1.44 16 49 H 0.08 1.62 5.00 -51.93 -0.26 1.36 16 50 H 0.37 6.78 9.08 45.56 0.41 7.19 16 51 H 0.27 7.42 8.31 -40.82 -0.34 7.08 16 52 H 0.08 1.70 7.66 -51.93 -0.40 1.30 16 53 H 0.06 1.24 8.06 -51.93 -0.42 0.82 16 LS Contribution 408.19 15.07 6.15 6.15 Total: -1.00 -30.56 408.19 -7.81 -38.37 By element: Atomic # 1 Polarization: 19.43 SS G_CDS: -8.78 Total: 10.65 kcal Atomic # 6 Polarization: 3.83 SS G_CDS: -0.87 Total: 2.96 kcal Atomic # 7 Polarization: -44.47 SS G_CDS: -0.04 Total: -44.50 kcal Atomic # 8 Polarization: -30.43 SS G_CDS: -0.22 Total: -30.64 kcal Atomic # 14 Polarization: 21.07 SS G_CDS: -4.06 Total: 17.01 kcal Total LS contribution 6.15 Total: 6.15 kcal Total: -30.56 -7.81 -38.37 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. ZINC001332245298.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 -95.757 kcal (2) G-P(sol) polarization free energy of solvation -30.557 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -126.314 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -7.813 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -38.370 kcal (6) G-S(sol) free energy of system = (1) + (5) -134.127 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.69 seconds