Wall clock time and date at job start Tue Mar 31 2020 19:40:03 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 1.31000 * 1 3 3 C 1.50704 * 119.99648 * 2 1 4 4 C 1.50699 * 120.00488 * 179.97438 * 2 1 3 5 5 H 1.09004 * 110.32777 * 127.01259 * 4 2 1 6 6 O 1.44422 * 110.46555 * 4.70161 * 4 2 1 7 7 C 1.44418 * 105.27448 * 200.60702 * 6 4 2 8 8 C 1.54790 * 104.85858 * 40.46211 * 7 6 4 9 9 C 1.54471 * 110.37512 * 249.26318 * 4 2 1 10 10 H 1.09002 * 110.51272 * 261.70445 * 9 4 2 11 11 C 1.50702 * 110.51106 * 24.27382 * 9 4 2 12 12 O 1.21282 * 119.99818 * 68.29009 * 11 9 4 13 13 N 1.34776 * 120.00127 * 248.28505 * 11 9 4 14 14 C 1.46505 * 119.99855 * 179.97438 * 13 11 9 15 15 H 1.08995 * 109.45710 * 34.97866 * 14 13 11 16 16 C 1.53039 * 109.45907 * 275.00349 * 14 13 11 17 17 C 1.53199 * 109.33618 * 178.60028 * 16 14 13 18 18 N 1.46996 * 108.73800 * 54.62116 * 17 16 14 19 19 C 1.36935 * 120.61466 * 126.38765 * 18 17 16 20 20 H 1.07998 * 119.99745 * 333.70256 * 19 18 17 21 21 C 1.38808 * 120.00227 * 153.69799 * 19 18 17 22 22 N 1.31624 * 120.00114 * 343.48389 * 21 19 18 23 23 Si 1.86798 * 120.00193 * 163.48612 * 21 19 18 24 24 H 1.48494 * 109.47144 * 359.97438 * 23 21 19 25 25 H 1.48494 * 109.47188 * 120.00132 * 23 21 19 26 26 H 1.48505 * 109.46756 * 240.00090 * 23 21 19 27 27 C 1.46932 * 118.75595 * 306.40878 * 18 17 16 28 28 C 1.53039 * 109.45661 * 154.93352 * 14 13 11 29 29 C 1.52995 * 109.49951 * 301.33874 * 28 14 13 30 30 C 1.53000 * 109.49679 * 61.40554 * 28 14 13 31 31 H 1.07996 * 120.00460 * 0.02562 * 1 2 3 32 32 H 1.08003 * 119.99352 * 179.97438 * 1 2 3 33 33 H 1.08993 * 109.47161 * 181.01901 * 3 2 1 34 34 H 1.09005 * 109.46988 * 301.01982 * 3 2 1 35 35 H 1.09002 * 109.47105 * 61.01677 * 3 2 1 36 36 H 1.09010 * 110.37136 * 159.34329 * 7 6 4 37 37 H 1.08998 * 110.37360 * 281.56588 * 7 6 4 38 38 H 1.08999 * 110.61316 * 217.50884 * 8 7 6 39 39 H 1.09001 * 110.56051 * 94.69904 * 8 7 6 40 40 H 0.97001 * 120.00195 * 0.02562 * 13 11 9 41 41 H 1.08999 * 109.49834 * 298.56441 * 16 14 13 42 42 H 1.08998 * 109.50155 * 58.63266 * 16 14 13 43 43 H 1.08994 * 109.58544 * 174.43890 * 17 16 14 44 44 H 1.09001 * 109.58732 * 294.86275 * 17 16 14 45 45 H 0.96999 * 120.00356 * 179.97438 * 22 21 19 46 46 H 1.08994 * 109.58476 * 293.82326 * 27 18 17 47 47 H 1.09001 * 109.58449 * 173.39734 * 27 18 17 48 48 H 1.08996 * 109.47283 * 59.99861 * 29 28 14 49 49 H 1.08999 * 109.46991 * 180.02562 * 29 28 14 50 50 H 1.08996 * 109.46989 * 299.99955 * 29 28 14 51 51 H 1.08996 * 109.47390 * 59.99737 * 30 28 14 52 52 H 1.09003 * 109.47166 * 179.97438 * 30 28 14 53 53 H 1.09002 * 109.47202 * 299.99496 * 30 28 14 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 1.3100 0.0000 0.0000 3 6 2.0634 1.3052 0.0000 4 6 2.0636 -1.3050 0.0006 5 1 2.7858 -1.3256 -0.8156 6 8 1.1483 -2.4167 -0.1098 7 6 1.8769 -3.5602 0.3875 8 6 2.6540 -3.0315 1.6173 9 6 2.7766 -1.5138 1.3549 10 1 3.8243 -1.2217 1.2840 11 6 2.0845 -0.7323 2.4419 12 8 0.9726 -1.0529 2.8051 13 7 2.7012 0.3226 3.0105 14 6 2.0282 1.0825 4.0668 15 1 1.4282 0.4057 4.6750 16 6 1.1206 2.1402 3.4347 17 6 0.3917 2.9099 4.5408 18 7 1.3889 3.4502 5.4759 19 6 1.4041 4.7842 5.7851 20 1 1.0131 5.5056 5.0830 21 6 1.9220 5.2090 7.0008 22 7 2.0956 4.3464 7.9797 23 14 2.3726 7.0049 7.2477 24 1 2.0844 7.7631 6.0039 25 1 1.5738 7.5664 8.3666 26 1 3.8185 7.1128 7.5688 27 6 2.3692 2.5324 6.0722 28 6 3.0752 1.7672 4.9484 29 6 4.0023 0.7114 5.5538 30 6 3.8958 2.7429 4.1025 31 1 -0.5401 0.9352 -0.0004 32 1 -0.5399 -0.9354 -0.0004 33 1 3.1349 1.1062 -0.0183 34 1 1.7864 1.8846 -0.8807 35 1 1.8138 1.8688 0.8990 36 1 1.1867 -4.3497 0.6851 37 1 2.5690 -3.9279 -0.3700 38 1 3.6412 -3.4902 1.6738 39 1 2.0929 -3.2166 2.5333 40 1 3.5904 0.5791 2.7198 41 1 1.7232 2.8322 2.8465 42 1 0.3903 1.6537 2.7882 43 1 -0.1793 3.7277 4.1015 44 1 -0.2805 2.2364 5.0726 45 1 2.4579 4.6432 8.8292 46 1 1.8582 1.8283 6.7287 47 1 3.1024 3.1017 6.6434 48 1 4.5022 0.1652 4.7539 49 1 4.7475 1.1994 6.1819 50 1 3.4174 0.0172 6.1572 51 1 3.2350 3.4955 3.6724 52 1 4.6411 3.2306 4.7309 53 1 4.3957 2.1979 3.3018 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 ZINC000941091500.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 19:40:03 Heat of formation + Delta-G solvation = -44.202243 kcal Electronic energy + Delta-G solvation = -32240.781571 eV Core-core repulsion = 28306.358611 eV Total energy + Delta-G solvation = -3934.422960 eV No. of doubly occupied orbitals = 65 Molecular weight (most abundant/longest-lived isotopes) = 336.220 amu Computer time = 1.48 seconds Orbital eigenvalues (eV) -40.78279 -39.22408 -37.59988 -35.08072 -34.52359 -32.85385 -32.42372 -31.87354 -29.54618 -28.65084 -27.18377 -26.75532 -25.93496 -25.26550 -23.83371 -22.64787 -21.56020 -20.60620 -20.08645 -18.80686 -17.97722 -17.26180 -16.87078 -16.27740 -15.87915 -15.57242 -15.25045 -14.86608 -14.56401 -14.13456 -13.89264 -13.81424 -13.64214 -13.32128 -13.26037 -13.14284 -13.00732 -12.67827 -12.37817 -12.21729 -12.08475 -11.83353 -11.62960 -11.50112 -11.40626 -11.33882 -11.26703 -11.03613 -10.92838 -10.88760 -10.65103 -10.56959 -10.20237 -10.08024 -10.03762 -9.93025 -9.69783 -9.58456 -9.31938 -8.95280 -8.57855 -8.43164 -6.68395 -5.78708 -3.19836 2.26173 2.83183 3.35273 3.40640 3.44422 3.46020 3.65378 4.26294 4.48872 4.59903 4.66973 4.83938 4.93080 5.04767 5.11712 5.16848 5.22849 5.29410 5.36678 5.41921 5.47590 5.49717 5.54727 5.59042 5.60015 5.68623 5.83517 5.88486 5.95389 5.99155 6.08043 6.10123 6.11872 6.25170 6.32447 6.42033 6.48779 6.50329 6.53140 6.66953 6.69013 6.73470 6.83859 6.95741 6.98356 7.02334 7.06246 7.34306 7.65671 7.77680 7.83938 8.44062 8.52996 9.21120 9.84600 10.40615 11.29477 Molecular weight = 336.22amu Principal moments of inertia in cm(-1) A = 0.021749 B = 0.003308 C = 0.003126 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 1287.118202 B = 8461.651996 C = 8954.324727 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.144 4.144 2 C -0.152 4.152 3 C -0.116 4.116 4 C 0.134 3.866 5 H 0.081 0.919 6 O -0.358 6.358 7 C 0.049 3.951 8 C -0.139 4.139 9 C -0.139 4.139 10 H 0.096 0.904 11 C 0.526 3.474 12 O -0.529 6.529 13 N -0.719 5.719 14 C 0.166 3.834 15 H 0.078 0.922 16 C -0.140 4.140 17 C 0.146 3.854 18 N -0.590 5.590 19 C -0.246 4.246 20 H 0.066 0.934 21 C 0.001 3.999 22 N -0.904 5.904 23 Si 0.900 3.100 24 H -0.278 1.278 25 H -0.291 1.291 26 H -0.290 1.290 27 C 0.185 3.815 28 C -0.097 4.097 29 C -0.133 4.133 30 C -0.126 4.126 31 H 0.095 0.905 32 H 0.107 0.893 33 H 0.056 0.944 34 H 0.065 0.935 35 H 0.077 0.923 36 H 0.093 0.907 37 H 0.059 0.941 38 H 0.081 0.919 39 H 0.087 0.913 40 H 0.392 0.608 41 H 0.062 0.938 42 H 0.054 0.946 43 H 0.054 0.946 44 H 0.019 0.981 45 H 0.253 0.747 46 H 0.017 0.983 47 H 0.097 0.903 48 H 0.042 0.958 49 H 0.054 0.946 50 H 0.049 0.951 51 H 0.070 0.930 52 H 0.051 0.949 53 H 0.028 0.972 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges 5.829 -12.733 -15.601 20.964 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 -0.181 4.181 2 C -0.153 4.153 3 C -0.173 4.173 4 C 0.076 3.924 5 H 0.098 0.902 6 O -0.277 6.277 7 C -0.028 4.028 8 C -0.177 4.177 9 C -0.161 4.161 10 H 0.114 0.886 11 C 0.311 3.689 12 O -0.405 6.405 13 N -0.370 5.370 14 C 0.062 3.938 15 H 0.096 0.904 16 C -0.180 4.180 17 C 0.019 3.981 18 N -0.312 5.312 19 C -0.376 4.376 20 H 0.084 0.916 21 C -0.197 4.197 22 N -0.549 5.549 23 Si 0.730 3.270 24 H -0.203 1.203 25 H -0.218 1.218 26 H -0.217 1.217 27 C 0.058 3.942 28 C -0.099 4.099 29 C -0.191 4.191 30 C -0.183 4.183 31 H 0.114 0.886 32 H 0.126 0.874 33 H 0.075 0.925 34 H 0.084 0.916 35 H 0.096 0.904 36 H 0.111 0.889 37 H 0.077 0.923 38 H 0.100 0.900 39 H 0.106 0.894 40 H 0.227 0.773 41 H 0.080 0.920 42 H 0.073 0.927 43 H 0.073 0.927 44 H 0.037 0.963 45 H 0.063 0.937 46 H 0.035 0.965 47 H 0.115 0.885 48 H 0.061 0.939 49 H 0.073 0.927 50 H 0.068 0.932 51 H 0.089 0.911 52 H 0.070 0.930 53 H 0.047 0.953 Dipole moment (debyes) X Y Z Total from point charges 4.838 -12.894 -15.235 20.537 hybrid contribution 0.999 0.965 0.216 1.406 sum 5.837 -11.929 -15.019 20.049 Atomic orbital electron populations 1.23652 0.95394 1.02100 0.96951 1.21367 0.95842 0.93547 1.04506 1.20841 0.99311 0.94191 1.02943 1.21599 0.90302 0.86516 0.93962 0.90162 1.89152 1.36860 1.16925 1.84762 1.23413 0.95494 0.89863 0.94037 1.22966 1.01552 0.92422 1.00785 1.22739 1.00839 0.96814 0.95674 0.88581 1.19956 0.86320 0.80504 0.82146 1.90702 1.19016 1.68283 1.62524 1.46369 1.20229 1.30839 1.39569 1.20944 0.93465 0.92020 0.87347 0.90387 1.22439 0.98725 0.97504 0.99344 1.20893 0.91212 0.95584 0.90365 1.44092 1.31180 1.05153 1.50765 1.19224 1.37443 0.82461 0.98426 0.91610 1.24984 1.02443 0.97371 0.94931 1.70019 1.48768 1.33272 1.02817 0.86257 0.77922 0.85157 0.77669 1.20328 1.21812 1.21652 1.20874 0.92198 0.91020 0.90082 1.21560 0.95104 0.95401 0.97876 1.21748 0.99180 0.98270 0.99872 1.21732 0.99441 0.98925 0.98198 0.88618 0.87449 0.92478 0.91632 0.90401 0.88854 0.92264 0.90013 0.89395 0.77298 0.91955 0.92712 0.92713 0.96349 0.93725 0.96497 0.88467 0.93921 0.92679 0.93171 0.91131 0.93031 0.95264 Number of geometries 1 Number of calculations of the screened coulomb radii 1 The total number of SCF iterations 19. 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 -0.14 -1.93 13.46 29.01 0.39 -1.54 16 2 C -0.15 -1.85 3.80 -101.06 -0.38 -2.23 16 3 C -0.12 -1.23 9.54 36.01 0.34 -0.88 16 4 C 0.13 1.48 3.47 -27.11 -0.09 1.39 16 5 H 0.08 0.72 8.14 -51.93 -0.42 0.30 16 6 O -0.36 -4.48 9.82 -35.23 -0.35 -4.83 16 7 C 0.05 0.45 7.64 38.10 0.29 0.74 16 8 C -0.14 -1.32 6.63 -25.00 -0.17 -1.49 16 9 C -0.14 -1.46 3.37 -90.21 -0.30 -1.76 16 10 H 0.10 0.75 8.01 -51.93 -0.42 0.34 16 11 C 0.53 7.39 4.74 -10.98 -0.05 7.33 16 12 O -0.53 -9.65 15.69 5.56 0.09 -9.56 16 13 N -0.72 -9.63 4.20 -53.76 -0.23 -9.86 16 14 C 0.17 2.78 1.57 -67.89 -0.11 2.67 16 15 H 0.08 1.54 7.57 -51.93 -0.39 1.15 16 16 C -0.14 -2.46 4.43 -26.61 -0.12 -2.58 16 17 C 0.15 3.08 6.52 -3.67 -0.02 3.06 16 18 N -0.59 -14.15 2.44 -172.26 -0.42 -14.57 16 19 C -0.25 -6.51 9.61 -15.06 -0.14 -6.65 16 20 H 0.07 1.73 7.87 -52.49 -0.41 1.31 16 21 C 0.00 0.02 4.95 -17.43 -0.09 -0.07 16 22 N -0.90 -25.57 11.03 55.49 0.61 -24.96 16 23 Si 0.90 21.27 29.58 -169.99 -5.03 16.24 16 24 H -0.28 -6.43 7.11 56.52 0.40 -6.03 16 25 H -0.29 -7.01 7.11 56.52 0.40 -6.61 16 26 H -0.29 -6.86 7.11 56.52 0.40 -6.46 16 27 C 0.18 4.19 4.00 -3.71 -0.01 4.18 16 28 C -0.10 -1.69 0.56 -154.39 -0.09 -1.77 16 29 C -0.13 -2.03 8.31 37.16 0.31 -1.72 16 30 C -0.13 -2.05 7.83 37.16 0.29 -1.76 16 31 H 0.10 1.20 8.05 -52.49 -0.42 0.78 16 32 H 0.11 1.55 6.90 -52.48 -0.36 1.19 16 33 H 0.06 0.50 8.00 -51.93 -0.42 0.09 16 34 H 0.06 0.63 8.14 -51.93 -0.42 0.21 16 35 H 0.08 0.95 6.59 -51.93 -0.34 0.61 16 36 H 0.09 0.80 8.14 -51.92 -0.42 0.37 16 37 H 0.06 0.42 8.14 -51.93 -0.42 -0.01 16 38 H 0.08 0.56 8.14 -51.93 -0.42 0.14 16 39 H 0.09 1.02 7.35 -51.93 -0.38 0.64 16 40 H 0.39 4.43 6.56 -40.82 -0.27 4.16 16 41 H 0.06 1.07 5.76 -51.93 -0.30 0.77 16 42 H 0.05 0.97 8.12 -51.93 -0.42 0.55 16 43 H 0.05 1.13 7.93 -51.93 -0.41 0.72 16 44 H 0.02 0.41 8.14 -51.93 -0.42 -0.01 16 45 H 0.25 6.94 8.31 -40.82 -0.34 6.60 16 46 H 0.02 0.42 8.14 -51.93 -0.42 0.00 16 47 H 0.10 2.49 5.89 -51.93 -0.31 2.18 16 48 H 0.04 0.55 7.36 -51.93 -0.38 0.17 16 49 H 0.05 0.84 8.14 -51.93 -0.42 0.42 16 50 H 0.05 0.79 8.14 -51.93 -0.42 0.37 16 51 H 0.07 1.29 5.98 -51.93 -0.31 0.98 16 52 H 0.05 0.88 8.14 -51.93 -0.42 0.46 16 53 H 0.03 0.38 6.58 -51.93 -0.34 0.03 16 LS Contribution 398.77 15.07 6.01 6.01 Total: -1.00 -30.69 398.77 -8.52 -39.21 By element: Atomic # 1 Polarization: 14.65 SS G_CDS: -9.25 Total: 5.40 kcal Atomic # 6 Polarization: -3.12 SS G_CDS: 0.04 Total: -3.08 kcal Atomic # 7 Polarization: -49.36 SS G_CDS: -0.03 Total: -49.40 kcal Atomic # 8 Polarization: -14.13 SS G_CDS: -0.26 Total: -14.39 kcal Atomic # 14 Polarization: 21.27 SS G_CDS: -5.03 Total: 16.24 kcal Total LS contribution 6.01 Total: 6.01 kcal Total: -30.69 -8.52 -39.21 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. ZINC000941091500.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 -4.991 kcal (2) G-P(sol) polarization free energy of solvation -30.692 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -35.684 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -8.518 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -39.211 kcal (6) G-S(sol) free energy of system = (1) + (5) -44.202 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 1.49 seconds