Wall clock time and date at job start Sat Apr 11 2020 07:58:58 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 N 2 2 C 1.31614 * 1 3 3 Si 1.86801 * 119.99744 * 2 1 4 4 H 1.48505 * 109.47160 * 179.97438 * 3 2 1 5 5 H 1.48499 * 109.47100 * 299.99918 * 3 2 1 6 6 H 1.48498 * 109.47568 * 60.00217 * 3 2 1 7 7 C 1.38809 * 120.00441 * 179.97438 * 2 1 3 8 8 H 1.07992 * 120.00445 * 196.76930 * 7 2 1 9 9 N 1.36940 * 119.99393 * 16.77549 * 7 2 1 10 10 C 1.47157 * 121.05573 * 205.75799 * 9 7 2 11 11 C 1.53290 * 108.52878 * 231.15441 * 10 9 7 12 12 O 1.43094 * 109.21892 * 307.09846 * 11 10 9 13 13 C 1.42141 * 114.34521 * 61.18908 * 12 11 10 14 14 C 1.54521 * 110.33057 * 61.88961 * 13 12 11 15 15 C 1.55012 * 101.50938 * 84.03019 * 14 13 12 16 16 N 1.47474 * 104.91352 * 36.35759 * 15 14 13 17 17 C 1.34774 * 125.65229 * 156.00053 * 16 15 14 18 18 O 1.21283 * 119.99364 * 179.97438 * 17 16 15 19 19 C 1.50697 * 120.00148 * 359.97438 * 17 16 15 20 20 H 1.08990 * 115.50857 * 34.64305 * 19 17 16 21 21 C 1.53003 * 117.42575 * 179.97438 * 19 17 16 22 22 H 1.08996 * 119.98967 * 354.14457 * 21 19 17 23 23 C 1.53000 * 117.42633 * 249.38003 * 19 17 16 24 24 H 1.09002 * 119.98972 * 4.74851 * 23 19 17 25 25 C 1.55925 * 117.17511 * 160.66731 * 23 19 17 26 26 H 1.08999 * 116.53558 * 262.67991 * 25 23 19 27 27 C 1.55928 * 104.49990 * 133.35191 * 25 23 19 28 28 C 1.54590 * 104.64471 * 289.72284 * 27 25 23 29 29 C 1.55926 * 104.64125 * 359.97438 * 28 27 25 30 30 H 1.08995 * 116.52727 * 199.59928 * 29 28 27 31 31 C 1.56950 * 100.65153 * 326.22162 * 29 28 27 32 32 C 1.47190 * 108.68626 * 335.97740 * 16 15 14 33 33 C 1.47296 * 121.06513 * 25.77560 * 9 7 2 34 34 H 0.97001 * 120.00200 * 359.97438 * 1 2 3 35 35 H 1.08996 * 109.63104 * 350.86947 * 10 9 7 36 36 H 1.08997 * 109.62793 * 111.24954 * 10 9 7 37 37 H 1.09000 * 109.51091 * 67.02707 * 11 10 9 38 38 H 1.09004 * 109.51332 * 187.12529 * 11 10 9 39 39 H 1.08996 * 111.02113 * 202.08825 * 14 13 12 40 40 H 1.09001 * 111.01226 * 325.97506 * 14 13 12 41 41 H 1.08992 * 110.35190 * 155.21920 * 15 14 13 42 42 H 1.09003 * 110.35348 * 277.38982 * 15 14 13 43 43 H 1.08995 * 110.40295 * 48.51106 * 27 25 23 44 44 H 1.09000 * 110.40459 * 170.93102 * 27 25 23 45 45 H 1.08997 * 110.39636 * 241.20992 * 28 27 25 46 46 H 1.08999 * 110.40113 * 118.79490 * 28 27 25 47 47 H 1.09005 * 112.02339 * 170.30974 * 31 29 28 48 48 H 1.08998 * 112.02696 * 296.75046 * 31 29 28 49 49 H 1.09000 * 109.91340 * 242.15422 * 32 16 15 50 50 H 1.09007 * 109.90713 * 120.88319 * 32 16 15 51 51 H 1.08992 * 109.68290 * 250.28714 * 33 9 7 52 52 H 1.08998 * 109.67908 * 10.80458 * 33 9 7 Note: An asterisk (*) indicates this parameter was or will be optimized. Cartesian coordinates (angstroms) NO. Atom X Y Z 1 7 0.0000 0.0000 0.0000 2 6 1.3161 0.0000 0.0000 3 14 2.2501 1.6178 0.0000 4 1 3.7101 1.3465 0.0006 5 1 1.8913 2.3964 -1.2125 6 1 1.8914 2.3965 1.2125 7 6 2.0103 -1.2021 0.0005 8 1 3.0558 -1.2218 0.2704 9 7 1.3693 -2.3629 -0.3413 10 6 1.8393 -3.6650 0.1579 11 6 1.9932 -4.6168 -1.0338 12 8 0.7721 -4.6393 -1.7794 13 6 0.3942 -3.3814 -2.3229 14 6 1.4640 -2.8846 -3.3211 15 6 1.0407 -3.6187 -4.6191 16 7 -0.4336 -3.6337 -4.5830 17 6 -1.2445 -3.7403 -5.6541 18 8 -2.4482 -3.7422 -5.5055 19 6 -0.6557 -3.8571 -7.0364 20 1 0.2796 -4.4126 -7.1027 21 6 -1.6303 -3.9756 -8.2099 22 1 -2.6999 -4.0695 -8.0224 23 6 -0.8367 -2.6681 -7.9822 24 1 -1.3060 -1.7524 -7.6227 25 6 0.1292 -2.5758 -9.2028 26 1 0.9963 -1.9252 -9.0895 27 6 -0.8017 -2.2657 -10.4147 28 6 -1.5953 -3.5726 -10.6424 29 6 -1.0687 -4.5494 -9.5470 30 1 -1.2408 -5.6119 -9.7188 31 6 0.4309 -4.0963 -9.4509 32 6 -0.8723 -3.5134 -3.1831 33 6 0.1876 -2.3481 -1.2205 34 1 -0.4850 0.8400 0.0004 35 1 2.8018 -3.5411 0.6542 36 1 1.1135 -4.0706 0.8628 37 1 2.8045 -4.2704 -1.6740 38 1 2.2181 -5.6201 -0.6718 39 1 1.4087 -1.8035 -3.4476 40 1 2.4625 -3.1893 -3.0075 41 1 1.3929 -3.0738 -5.4948 42 1 1.4317 -4.6361 -4.6240 43 1 -1.4794 -1.4468 -10.1735 44 1 -0.2091 -2.0224 -11.2966 45 1 -1.3928 -3.9718 -11.6362 46 1 -2.6632 -3.3961 -10.5132 47 1 0.9430 -4.5547 -8.6049 48 1 0.9683 -4.2609 -10.3848 49 1 -1.4287 -4.4039 -2.8906 50 1 -1.4959 -2.6273 -3.0644 51 1 -0.7023 -2.5998 -0.6437 52 1 0.0711 -1.3585 -1.6621 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 ZINC000972691524.mol2 52 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 07:58:58 Heat of formation + Delta-G solvation = -2.450166 kcal Electronic energy + Delta-G solvation = -31955.679761 eV Core-core repulsion = 27922.152644 eV Total energy + Delta-G solvation = -4033.527116 eV No. of doubly occupied orbitals = 66 Molecular weight (most abundant/longest-lived isotopes) = 346.204 amu Computer time = 1.00 seconds Orbital eigenvalues (eV) -41.55376 -40.00637 -38.48778 -36.08741 -34.48566 -33.69010 -31.50156 -31.21517 -29.52078 -29.20726 -28.35453 -27.55795 -26.15666 -24.20640 -23.49279 -22.52321 -21.89373 -21.34604 -20.00902 -19.00464 -18.84048 -18.45519 -17.49181 -17.11253 -16.25580 -16.00491 -15.73683 -15.46154 -15.18562 -14.74050 -14.40596 -14.26511 -13.76292 -13.56170 -13.32538 -13.27584 -12.86191 -12.73455 -12.67108 -12.35124 -12.21685 -12.12335 -11.77849 -11.69880 -11.53213 -11.40193 -11.36277 -11.14811 -11.11409 -10.98940 -10.88821 -10.70169 -10.56720 -10.29483 -10.28879 -10.03113 -9.97928 -9.80999 -9.66263 -9.56394 -9.07539 -8.57124 -8.43891 -6.78962 -5.88038 -3.30905 2.56004 3.01442 3.30831 3.39046 3.40761 3.68099 4.05862 4.18666 4.21167 4.25129 4.39426 4.71910 4.77550 4.83034 4.89172 4.89524 4.99502 5.04871 5.09263 5.13691 5.21480 5.27555 5.31418 5.36312 5.43172 5.51746 5.58595 5.68995 5.69531 5.71244 5.77915 5.81246 5.83401 5.85255 5.87782 5.96256 5.98768 6.04869 6.06772 6.13817 6.15202 6.28095 6.33567 6.48768 6.50334 6.60893 6.76110 7.03083 7.41594 7.67999 7.69621 7.89072 8.28257 8.32116 9.06750 9.70048 10.27285 11.20291 Molecular weight = 346.20amu Principal moments of inertia in cm(-1) A = 0.014589 B = 0.002830 C = 0.002600 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 1918.842478 B = 9891.009606 C =10766.867235 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 N -0.902 5.902 2 C 0.003 3.997 3 Si 0.902 3.098 4 H -0.277 1.277 5 H -0.288 1.288 6 H -0.290 1.290 7 C -0.253 4.253 8 H 0.069 0.931 9 N -0.593 5.593 10 C 0.109 3.891 11 C 0.046 3.954 12 O -0.377 6.377 13 C 0.086 3.914 14 C -0.144 4.144 15 C 0.102 3.898 16 N -0.608 5.608 17 C 0.557 3.443 18 O -0.546 6.546 19 C -0.160 4.160 20 H 0.123 0.877 21 C -0.129 4.129 22 H 0.123 0.877 23 C -0.134 4.134 24 H 0.116 0.884 25 C -0.072 4.072 26 H 0.102 0.898 27 C -0.117 4.117 28 C -0.116 4.116 29 C -0.074 4.074 30 H 0.101 0.899 31 C -0.138 4.138 32 C 0.126 3.874 33 C 0.163 3.837 34 H 0.255 0.745 35 H 0.062 0.938 36 H 0.027 0.973 37 H 0.048 0.952 38 H 0.083 0.917 39 H 0.086 0.914 40 H 0.088 0.912 41 H 0.073 0.927 42 H 0.066 0.934 43 H 0.066 0.934 44 H 0.065 0.935 45 H 0.065 0.935 46 H 0.067 0.933 47 H 0.076 0.924 48 H 0.074 0.926 49 H 0.075 0.925 50 H 0.085 0.915 51 H 0.029 0.971 52 H 0.098 0.902 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges 2.457 -8.429 -19.258 21.165 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 N -0.546 5.546 2 C -0.196 4.196 3 Si 0.732 3.268 4 H -0.202 1.202 5 H -0.215 1.215 6 H -0.216 1.216 7 C -0.382 4.382 8 H 0.087 0.913 9 N -0.316 5.316 10 C -0.018 4.018 11 C -0.031 4.031 12 O -0.297 6.297 13 C 0.044 3.956 14 C -0.182 4.182 15 C -0.020 4.020 16 N -0.341 5.341 17 C 0.346 3.654 18 O -0.424 6.424 19 C -0.181 4.181 20 H 0.140 0.860 21 C -0.147 4.147 22 H 0.141 0.859 23 C -0.152 4.152 24 H 0.134 0.866 25 C -0.090 4.090 26 H 0.120 0.880 27 C -0.155 4.155 28 C -0.154 4.154 29 C -0.092 4.092 30 H 0.119 0.881 31 C -0.176 4.176 32 C 0.004 3.996 33 C 0.037 3.963 34 H 0.065 0.935 35 H 0.081 0.919 36 H 0.045 0.955 37 H 0.066 0.934 38 H 0.101 0.899 39 H 0.105 0.895 40 H 0.107 0.893 41 H 0.091 0.909 42 H 0.085 0.915 43 H 0.085 0.915 44 H 0.084 0.916 45 H 0.084 0.916 46 H 0.085 0.915 47 H 0.094 0.906 48 H 0.093 0.907 49 H 0.093 0.907 50 H 0.103 0.897 51 H 0.047 0.953 52 H 0.116 0.884 Dipole moment (debyes) X Y Z Total from point charges 1.544 -8.429 -19.246 21.068 hybrid contribution 0.614 1.092 0.365 1.304 sum 2.158 -7.337 -18.881 20.372 Atomic orbital electron populations 1.70017 1.05231 1.25627 1.53741 1.25035 0.95323 0.98429 1.00823 0.86226 0.79300 0.83876 0.77399 1.20221 1.21479 1.21649 1.19195 0.92564 0.84334 1.42078 0.91286 1.44078 1.32883 1.01232 1.53447 1.21593 0.98652 0.87617 0.93918 1.23099 0.86380 0.99735 0.93925 1.87684 1.41624 1.30227 1.70123 1.22654 0.92412 0.86318 0.94202 1.23179 1.00368 1.01231 0.93377 1.22393 0.79692 1.00495 0.99466 1.48462 1.07350 1.71833 1.06479 1.19179 0.85749 0.76169 0.84305 1.90686 1.14482 1.51109 1.86089 1.22274 1.02151 1.04622 0.89035 0.85950 1.23599 0.98051 1.00172 0.92914 0.85874 1.23583 1.01978 0.92719 0.96947 0.86567 1.23175 0.96484 0.96653 0.92736 0.87977 1.22531 0.98015 0.97723 0.97223 1.22513 0.99976 0.95011 0.97882 1.23193 0.94702 0.98469 0.92860 0.88102 1.23773 0.96368 0.95650 1.01768 1.21790 0.96128 1.02783 0.78917 1.21194 0.89334 0.96834 0.88924 0.93472 0.91923 0.95550 0.93385 0.89931 0.89512 0.89337 0.90890 0.91527 0.91474 0.91581 0.91637 0.91457 0.90605 0.90746 0.90710 0.89696 0.95273 0.88435 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 N -0.90 -25.42 11.12 55.49 0.62 -24.80 16 2 C 0.00 0.07 4.96 -17.43 -0.09 -0.01 16 3 Si 0.90 20.96 29.59 -169.99 -5.03 15.93 16 4 H -0.28 -6.26 7.11 56.52 0.40 -5.86 16 5 H -0.29 -6.73 7.11 56.52 0.40 -6.33 16 6 H -0.29 -6.86 7.11 56.52 0.40 -6.46 16 7 C -0.25 -6.59 9.66 -15.06 -0.15 -6.73 16 8 H 0.07 1.76 7.88 -52.49 -0.41 1.35 16 9 N -0.59 -14.19 2.94 -172.20 -0.51 -14.70 16 10 C 0.11 2.19 6.72 -3.53 -0.02 2.16 16 11 C 0.05 0.79 6.76 37.31 0.25 1.04 16 12 O -0.38 -7.10 10.23 -35.23 -0.36 -7.46 16 13 C 0.09 1.62 0.84 -89.73 -0.07 1.54 16 14 C -0.14 -2.38 5.91 -24.87 -0.15 -2.52 16 15 C 0.10 1.42 6.48 -2.45 -0.02 1.40 16 16 N -0.61 -9.86 3.33 -170.69 -0.57 -10.42 16 17 C 0.56 9.08 7.63 -10.99 -0.08 9.00 16 18 O -0.55 -10.76 16.68 5.55 0.09 -10.67 16 19 C -0.16 -1.95 4.46 -91.77 -0.41 -2.36 16 20 H 0.12 1.30 5.65 -51.93 -0.29 1.01 16 21 C -0.13 -1.42 5.93 -88.17 -0.52 -1.95 16 22 H 0.12 1.56 7.83 -51.93 -0.41 1.15 16 23 C -0.13 -1.45 6.20 -88.20 -0.55 -2.00 16 24 H 0.12 1.40 8.14 -51.93 -0.42 0.97 16 25 C -0.07 -0.60 5.18 -85.33 -0.44 -1.04 16 26 H 0.10 0.78 8.14 -51.93 -0.42 0.36 16 27 C -0.12 -0.89 6.21 -24.33 -0.15 -1.04 16 28 C -0.12 -0.87 6.21 -24.33 -0.15 -1.02 16 29 C -0.07 -0.62 5.18 -85.33 -0.44 -1.06 16 30 H 0.10 0.76 8.14 -51.93 -0.42 0.33 16 31 C -0.14 -1.07 6.23 -22.43 -0.14 -1.21 16 32 C 0.13 2.30 6.24 -3.32 -0.02 2.28 16 33 C 0.16 3.78 3.94 -3.86 -0.02 3.76 16 34 H 0.26 6.99 8.31 -40.82 -0.34 6.65 16 35 H 0.06 1.19 7.96 -51.93 -0.41 0.77 16 36 H 0.03 0.56 8.14 -51.93 -0.42 0.13 16 37 H 0.05 0.78 6.13 -51.93 -0.32 0.46 16 38 H 0.08 1.17 8.14 -51.93 -0.42 0.75 16 39 H 0.09 1.55 7.86 -51.93 -0.41 1.14 16 40 H 0.09 1.43 5.98 -51.93 -0.31 1.12 16 41 H 0.07 0.86 7.68 -51.93 -0.40 0.46 16 42 H 0.07 0.86 8.14 -51.93 -0.42 0.44 16 43 H 0.07 0.53 8.04 -51.93 -0.42 0.12 16 44 H 0.07 0.43 8.14 -51.93 -0.42 0.00 16 45 H 0.06 0.41 8.14 -51.93 -0.42 -0.01 16 46 H 0.07 0.53 8.04 -51.93 -0.42 0.11 16 47 H 0.08 0.60 5.92 -51.93 -0.31 0.29 16 48 H 0.07 0.49 8.14 -51.93 -0.42 0.07 16 49 H 0.07 1.40 8.06 -51.93 -0.42 0.98 16 50 H 0.08 1.63 7.79 -51.92 -0.40 1.23 16 51 H 0.03 0.74 8.14 -51.93 -0.42 0.32 16 52 H 0.10 2.49 5.96 -51.93 -0.31 2.18 16 LS Contribution 390.47 15.07 5.88 5.88 Total: -1.00 -30.59 390.47 -11.64 -42.23 By element: Atomic # 1 Polarization: 12.36 SS G_CDS: -8.60 Total: 3.76 kcal Atomic # 6 Polarization: 3.42 SS G_CDS: -3.17 Total: 0.25 kcal Atomic # 7 Polarization: -49.47 SS G_CDS: -0.46 Total: -49.93 kcal Atomic # 8 Polarization: -17.86 SS G_CDS: -0.27 Total: -18.13 kcal Atomic # 14 Polarization: 20.96 SS G_CDS: -5.03 Total: 15.93 kcal Total LS contribution 5.88 Total: 5.88 kcal Total: -30.59 -11.64 -42.23 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. ZINC000972691524.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 39.778 kcal (2) G-P(sol) polarization free energy of solvation -30.590 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system 9.188 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -11.638 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -42.228 kcal (6) G-S(sol) free energy of system = (1) + (5) -2.450 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 1.00 seconds