Wall clock time and date at job start Sat Apr 11 2020 06:12:06 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 1.53005 * 1 3 3 O 1.45201 * 109.46994 * 2 1 4 4 C 1.34226 * 116.99967 * 180.02562 * 3 2 1 5 5 O 1.20823 * 119.99714 * 359.97438 * 4 3 2 6 6 C 1.50697 * 120.00107 * 179.97438 * 4 3 2 7 7 H 1.09002 * 109.47010 * 59.99957 * 6 4 3 8 8 C 1.50703 * 109.47164 * 179.97438 * 6 4 3 9 9 O 1.21282 * 119.99487 * 84.83048 * 8 6 4 10 10 N 1.34773 * 120.00332 * 264.83316 * 8 6 4 11 11 C 1.46498 * 120.00069 * 185.51203 * 10 8 6 12 12 C 1.52998 * 109.47289 * 179.97438 * 11 10 8 13 13 H 1.09002 * 109.49683 * 55.05790 * 12 11 10 14 14 C 1.53037 * 109.50054 * 175.15647 * 12 11 10 15 15 C 1.53042 * 109.53711 * 181.31569 * 14 12 11 16 16 C 1.53188 * 109.31550 * 298.63530 * 15 14 12 17 17 N 1.46921 * 108.77445 * 54.63563 * 16 15 14 18 18 C 1.36940 * 120.63023 * 126.37359 * 17 16 15 19 19 H 1.08006 * 119.99805 * 207.08462 * 18 17 16 20 20 C 1.38811 * 120.00306 * 27.08362 * 18 17 16 21 21 N 1.31618 * 119.99317 * 28.43149 * 20 18 17 22 22 Si 1.86797 * 120.00308 * 208.43239 * 20 18 17 23 23 H 1.48496 * 109.47142 * 94.96415 * 22 20 18 24 24 H 1.48494 * 109.46850 * 214.96819 * 22 20 18 25 25 H 1.48506 * 109.46851 * 334.96685 * 22 20 18 26 26 C 1.46927 * 118.73923 * 306.39243 * 17 16 15 27 27 C 1.52994 * 109.47082 * 299.99850 * 6 4 3 28 28 C 1.53002 * 109.47112 * 66.26776 * 27 6 4 29 29 C 1.53002 * 109.47268 * 186.26341 * 27 6 4 30 30 H 1.09000 * 109.46815 * 180.02562 * 1 2 3 31 31 H 1.09001 * 109.46797 * 299.99631 * 1 2 3 32 32 H 1.08995 * 109.47356 * 59.99793 * 1 2 3 33 33 H 1.09001 * 109.46797 * 240.00369 * 2 1 3 34 34 H 1.08995 * 109.47356 * 120.00207 * 2 1 3 35 35 H 0.97004 * 119.99631 * 5.50284 * 10 8 6 36 36 H 1.09010 * 109.46918 * 299.99233 * 11 10 8 37 37 H 1.08999 * 109.47509 * 59.99456 * 11 10 8 38 38 H 1.09005 * 109.46167 * 301.33461 * 14 12 11 39 39 H 1.09001 * 109.45762 * 61.29471 * 14 12 11 40 40 H 1.09003 * 109.49455 * 178.68676 * 15 14 12 41 41 H 1.09000 * 109.52624 * 58.60607 * 15 14 12 42 42 H 1.09005 * 109.58715 * 294.84785 * 16 15 14 43 43 H 1.08992 * 109.70608 * 174.49570 * 16 15 14 44 44 H 0.97006 * 119.99401 * 180.02562 * 21 20 18 45 45 H 1.08998 * 109.58629 * 293.81851 * 26 17 16 46 46 H 1.09002 * 109.58778 * 173.39930 * 26 17 16 47 47 H 1.09000 * 109.47364 * 306.26550 * 27 6 4 48 48 H 1.08998 * 109.47400 * 60.00160 * 28 27 6 49 49 H 1.09008 * 109.46895 * 180.02562 * 28 27 6 50 50 H 1.09004 * 109.46691 * 299.99499 * 28 27 6 51 51 H 1.09006 * 109.46868 * 61.67898 * 29 27 6 52 52 H 1.08994 * 109.47583 * 181.68116 * 29 27 6 53 53 H 1.09005 * 109.47319 * 301.68969 * 29 27 6 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 1.5301 0.0000 0.0000 3 8 2.0140 1.3690 0.0000 4 6 3.3447 1.5449 -0.0005 5 8 4.0807 0.5867 -0.0005 6 6 3.9207 2.9374 -0.0012 7 1 3.5851 3.4698 0.8888 8 6 5.4257 2.8586 -0.0010 9 8 6.0263 2.7318 -1.0471 10 7 6.1041 2.9288 1.1614 11 6 7.5684 2.9739 1.1533 12 6 8.0842 3.0514 2.5916 13 1 7.6792 2.2200 3.1686 14 6 9.6128 2.9768 2.5909 15 6 10.1280 3.0212 4.0312 16 6 9.7089 4.3448 4.6787 17 7 8.2524 4.4918 4.5541 18 6 7.4785 4.7324 5.6580 19 1 6.4452 4.4182 5.6719 20 6 8.0219 5.3800 6.7589 21 7 9.0119 6.2323 6.5984 22 14 7.3482 5.0419 8.4680 23 1 8.1684 3.9926 9.1248 24 1 7.3988 6.2872 9.2752 25 1 5.9417 4.5770 8.3626 26 6 7.6419 4.3753 3.2228 27 6 3.4487 3.6840 -1.2504 28 6 1.9362 3.9013 -1.1737 29 6 4.1550 5.0387 -1.3323 30 1 -0.3633 -1.0277 0.0005 31 1 -0.3633 0.5138 0.8900 32 1 -0.3634 0.5138 -0.8899 33 1 1.8933 -0.5138 -0.8900 34 1 1.8934 -0.5138 0.8899 35 1 5.6228 2.9496 2.0033 36 1 7.9569 2.0743 0.6756 37 1 7.9019 3.8519 0.6002 38 1 9.9307 2.0465 2.1200 39 1 10.0173 3.8221 2.0342 40 1 11.2154 2.9446 4.0311 41 1 9.7048 2.1901 4.5954 42 1 10.2045 5.1727 4.1716 43 1 9.9872 4.3427 5.7325 44 1 9.3920 6.6846 7.3679 45 1 7.9688 5.2057 2.5970 46 1 6.5560 4.3909 3.3161 47 1 3.6869 3.0959 -2.1368 48 1 1.6980 4.4893 -0.2874 49 1 1.5999 4.4328 -2.0640 50 1 1.4330 2.9361 -1.1155 51 1 5.2306 4.8832 -1.4169 52 1 3.7967 5.5831 -2.2059 53 1 3.9411 5.6150 -0.4321 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 ZINC000878948804.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 06:12:06 Heat of formation + Delta-G solvation = -126.743773 kcal Electronic energy + Delta-G solvation = -31136.524211 eV Core-core repulsion = 27008.065930 eV Total energy + Delta-G solvation = -4128.458281 eV No. of doubly occupied orbitals = 66 Molecular weight (most abundant/longest-lived isotopes) = 340.220 amu Computer time = 1.12 seconds Orbital eigenvalues (eV) -41.25346 -39.61886 -37.92970 -36.84364 -36.04733 -34.80088 -33.03045 -32.05172 -30.73970 -30.48641 -29.18468 -27.40451 -25.52617 -25.21385 -23.82012 -22.22709 -21.90641 -21.39344 -20.83327 -19.96995 -19.06515 -18.20512 -17.36915 -17.07619 -16.65680 -16.50012 -15.84872 -15.18111 -14.83774 -14.57895 -14.42120 -14.24510 -13.98341 -13.77929 -13.53155 -13.37067 -13.13437 -13.09854 -12.84101 -12.75176 -12.39955 -12.33974 -12.33137 -12.21974 -12.11599 -12.03475 -11.52847 -11.29423 -11.18632 -11.15347 -10.99008 -10.76349 -10.73268 -10.58916 -10.50855 -10.25894 -10.22744 -10.03283 -9.89078 -9.59326 -9.44403 -8.94651 -8.44390 -6.76647 -5.86710 -3.20746 1.89391 1.98430 2.82520 3.21295 3.35556 3.44513 3.44958 4.16981 4.39400 4.46451 4.50122 4.58817 4.63170 4.74550 4.92443 5.02120 5.03528 5.09330 5.24100 5.30198 5.34728 5.39959 5.41565 5.44207 5.47678 5.58667 5.59500 5.68654 5.74978 5.79631 5.91830 5.93769 5.97131 6.08541 6.10901 6.18518 6.20508 6.29183 6.33959 6.47678 6.55395 6.65089 6.73696 6.80517 6.92828 7.27861 7.43392 7.50088 7.51456 7.78402 8.18110 8.37173 9.13844 9.80554 10.38493 11.21436 Molecular weight = 340.22amu Principal moments of inertia in cm(-1) A = 0.011665 B = 0.002735 C = 0.002533 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 2399.679288 B =10235.314397 C =11053.170276 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.152 4.152 2 C 0.057 3.943 3 O -0.348 6.348 4 C 0.477 3.523 5 O -0.493 6.493 6 C -0.102 4.102 7 H 0.128 0.872 8 C 0.536 3.464 9 O -0.528 6.528 10 N -0.716 5.716 11 C 0.128 3.872 12 C -0.118 4.118 13 H 0.074 0.926 14 C -0.099 4.099 15 C -0.141 4.141 16 C 0.170 3.830 17 N -0.589 5.589 18 C -0.263 4.263 19 H 0.065 0.935 20 C 0.010 3.990 21 N -0.887 5.887 22 Si 0.890 3.110 23 H -0.287 1.287 24 H -0.292 1.292 25 H -0.278 1.278 26 C 0.155 3.845 27 C -0.072 4.072 28 C -0.157 4.157 29 C -0.153 4.153 30 H 0.079 0.921 31 H 0.068 0.932 32 H 0.067 0.933 33 H 0.070 0.930 34 H 0.071 0.929 35 H 0.403 0.597 36 H 0.064 0.936 37 H 0.067 0.933 38 H 0.048 0.952 39 H 0.057 0.943 40 H 0.050 0.950 41 H 0.055 0.945 42 H 0.019 0.981 43 H 0.074 0.926 44 H 0.254 0.746 45 H 0.019 0.981 46 H 0.050 0.950 47 H 0.084 0.916 48 H 0.060 0.940 49 H 0.060 0.940 50 H 0.075 0.925 51 H 0.067 0.933 52 H 0.063 0.937 53 H 0.059 0.941 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges -14.108 -8.047 -14.694 21.902 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 -0.209 4.209 2 C -0.016 4.016 3 O -0.265 6.265 4 C 0.319 3.681 5 O -0.379 6.379 6 C -0.125 4.125 7 H 0.145 0.855 8 C 0.320 3.680 9 O -0.404 6.404 10 N -0.367 5.367 11 C 0.005 3.995 12 C -0.139 4.139 13 H 0.092 0.908 14 C -0.137 4.137 15 C -0.180 4.180 16 C 0.044 3.956 17 N -0.312 5.312 18 C -0.392 4.392 19 H 0.083 0.917 20 C -0.191 4.191 21 N -0.530 5.530 22 Si 0.720 3.280 23 H -0.214 1.214 24 H -0.219 1.219 25 H -0.203 1.203 26 C 0.028 3.972 27 C -0.091 4.091 28 C -0.214 4.214 29 C -0.210 4.210 30 H 0.098 0.902 31 H 0.087 0.913 32 H 0.086 0.914 33 H 0.089 0.911 34 H 0.090 0.910 35 H 0.238 0.762 36 H 0.083 0.917 37 H 0.086 0.914 38 H 0.067 0.933 39 H 0.076 0.924 40 H 0.069 0.931 41 H 0.074 0.926 42 H 0.037 0.963 43 H 0.092 0.908 44 H 0.064 0.936 45 H 0.037 0.963 46 H 0.068 0.932 47 H 0.102 0.898 48 H 0.079 0.921 49 H 0.079 0.921 50 H 0.094 0.906 51 H 0.086 0.914 52 H 0.082 0.918 53 H 0.078 0.922 Dipole moment (debyes) X Y Z Total from point charges -13.376 -8.314 -15.311 21.965 hybrid contribution -0.424 -0.302 1.495 1.583 sum -13.800 -8.616 -13.816 21.344 Atomic orbital electron populations 1.21810 0.92403 1.03059 1.03619 1.23099 0.95475 0.80201 1.02847 1.86551 1.23774 1.32274 1.83890 1.22987 0.81000 0.91369 0.72781 1.90746 1.60311 1.42715 1.44153 1.21471 0.94038 0.92354 1.04602 0.85456 1.19518 0.87772 0.76413 0.84291 1.90693 1.69800 1.48380 1.31496 1.46026 1.08339 1.74043 1.08272 1.21494 0.78135 1.01830 0.98077 1.21963 0.96812 1.01743 0.93392 0.90793 1.21330 0.94052 1.00525 0.97822 1.22137 0.98784 1.01556 0.95502 1.20704 0.83751 0.91134 0.99991 1.44055 1.02789 1.82640 1.01691 1.19087 0.95732 1.32135 0.92266 0.91706 1.24913 0.99027 0.95879 0.99254 1.70205 1.28661 1.24805 1.29304 0.86464 0.78774 0.77511 0.85266 1.21438 1.21903 1.20307 1.20890 0.96312 0.92323 0.87665 1.20903 0.96383 0.96942 0.94848 1.22074 0.93847 1.03215 1.02276 1.21927 1.01544 0.95175 1.02385 0.90213 0.91305 0.91420 0.91133 0.91021 0.76220 0.91731 0.91425 0.93305 0.92403 0.93087 0.92610 0.96263 0.90751 0.93637 0.96309 0.93152 0.89755 0.92114 0.92066 0.90625 0.91436 0.91773 0.92168 Number of geometries 1 Number of calculations of the screened coulomb radii 1 The total number of SCF iterations 20. 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 -0.81 10.29 37.16 0.38 -0.43 16 2 C 0.06 0.47 6.19 37.16 0.23 0.70 16 3 O -0.35 -3.43 7.43 -39.25 -0.29 -3.72 16 4 C 0.48 5.84 7.23 36.00 0.26 6.10 16 5 O -0.49 -7.70 15.78 -18.75 -0.30 -7.99 16 6 C -0.10 -1.14 2.24 -92.93 -0.21 -1.35 16 7 H 0.13 1.10 8.13 -51.93 -0.42 0.68 16 8 C 0.54 7.64 5.00 -10.99 -0.05 7.59 16 9 O -0.53 -9.15 15.40 5.56 0.09 -9.07 16 10 N -0.72 -9.84 5.33 -60.29 -0.32 -10.16 16 11 C 0.13 1.89 5.07 -4.04 -0.02 1.87 16 12 C -0.12 -1.94 2.38 -90.50 -0.21 -2.15 16 13 H 0.07 1.26 8.14 -51.93 -0.42 0.84 16 14 C -0.10 -1.62 5.17 -26.69 -0.14 -1.75 16 15 C -0.14 -2.60 6.08 -26.61 -0.16 -2.76 16 16 C 0.17 3.94 5.43 -3.72 -0.02 3.92 16 17 N -0.59 -14.22 2.99 -172.32 -0.52 -14.73 16 18 C -0.26 -7.01 9.50 -15.06 -0.14 -7.16 16 19 H 0.07 1.69 7.97 -52.48 -0.42 1.27 16 20 C 0.01 0.26 4.58 -17.43 -0.08 0.18 16 21 N -0.89 -25.47 11.92 55.49 0.66 -24.81 16 22 Si 0.89 21.18 29.64 -169.99 -5.04 16.14 16 23 H -0.29 -6.86 7.11 56.52 0.40 -6.46 16 24 H -0.29 -7.04 7.11 56.52 0.40 -6.64 16 25 H -0.28 -6.45 7.11 56.52 0.40 -6.05 16 26 C 0.15 3.04 5.60 -3.71 -0.02 3.02 16 27 C -0.07 -0.71 2.13 -90.62 -0.19 -0.90 16 28 C -0.16 -1.21 8.87 37.16 0.33 -0.88 16 29 C -0.15 -1.51 8.79 37.16 0.33 -1.18 16 30 H 0.08 0.31 8.14 -51.93 -0.42 -0.12 16 31 H 0.07 0.36 8.14 -51.93 -0.42 -0.06 16 32 H 0.07 0.34 8.14 -51.93 -0.42 -0.09 16 33 H 0.07 0.58 8.13 -51.93 -0.42 0.16 16 34 H 0.07 0.60 8.13 -51.93 -0.42 0.17 16 35 H 0.40 4.99 7.70 -40.82 -0.31 4.67 16 36 H 0.06 0.98 8.14 -51.92 -0.42 0.56 16 37 H 0.07 1.02 8.14 -51.93 -0.42 0.59 16 38 H 0.05 0.71 8.14 -51.93 -0.42 0.28 16 39 H 0.06 0.94 8.14 -51.93 -0.42 0.51 16 40 H 0.05 0.85 8.14 -51.93 -0.42 0.43 16 41 H 0.06 1.05 8.14 -51.93 -0.42 0.63 16 42 H 0.02 0.47 8.14 -51.93 -0.42 0.05 16 43 H 0.07 1.92 6.35 -51.93 -0.33 1.59 16 44 H 0.25 7.03 8.31 -40.82 -0.34 6.69 16 45 H 0.02 0.39 8.14 -51.93 -0.42 -0.03 16 46 H 0.05 0.94 7.13 -51.93 -0.37 0.57 16 47 H 0.08 0.94 8.05 -51.93 -0.42 0.52 16 48 H 0.06 0.43 8.14 -51.93 -0.42 0.01 16 49 H 0.06 0.41 8.14 -51.92 -0.42 -0.01 16 50 H 0.08 0.60 5.51 -51.93 -0.29 0.31 16 51 H 0.07 0.82 6.41 -51.93 -0.33 0.49 16 52 H 0.06 0.54 8.14 -51.93 -0.42 0.12 16 53 H 0.06 0.54 8.14 -51.93 -0.42 0.12 16 LS Contribution 416.45 15.07 6.28 6.28 Total: -1.00 -32.63 416.45 -8.80 -41.43 By element: Atomic # 1 Polarization: 11.47 SS G_CDS: -9.64 Total: 1.83 kcal Atomic # 6 Polarization: 4.54 SS G_CDS: 0.27 Total: 4.81 kcal Atomic # 7 Polarization: -49.53 SS G_CDS: -0.17 Total: -49.71 kcal Atomic # 8 Polarization: -20.28 SS G_CDS: -0.50 Total: -20.78 kcal Atomic # 14 Polarization: 21.18 SS G_CDS: -5.04 Total: 16.14 kcal Total LS contribution 6.28 Total: 6.28 kcal Total: -32.63 -8.80 -41.43 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. ZINC000878948804.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 -85.314 kcal (2) G-P(sol) polarization free energy of solvation -32.629 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -117.943 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -8.801 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -41.430 kcal (6) G-S(sol) free energy of system = (1) + (5) -126.744 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 1.12 seconds