Wall clock time and date at job start Wed Apr 1 2020 01:40:25 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 1.50705 * 1 3 3 C 1.38251 * 120.00359 * 2 1 4 4 C 1.38211 * 120.00560 * 179.97438 * 3 2 1 5 5 C 1.38258 * 119.99756 * 0.02562 * 4 3 2 6 6 C 1.38215 * 119.99941 * 359.76598 * 5 4 3 7 7 C 1.38217 * 119.99701 * 180.02562 * 2 1 3 8 8 C 1.50699 * 120.00229 * 359.97438 * 7 2 1 9 9 C 1.53000 * 109.46952 * 84.99795 * 8 7 2 10 10 H 1.08999 * 109.47296 * 304.99663 * 9 8 7 11 11 C 1.52996 * 109.47420 * 65.00075 * 9 8 7 12 12 C 1.50702 * 109.46611 * 185.00129 * 9 8 7 13 13 O 1.21279 * 120.00337 * 359.97438 * 12 9 8 14 14 N 1.34779 * 119.99519 * 179.97438 * 12 9 8 15 15 C 1.46507 * 119.99455 * 180.02562 * 14 12 9 16 16 H 1.09000 * 110.68552 * 32.01432 * 15 14 12 17 17 C 1.54853 * 110.62456 * 269.02314 * 15 14 12 18 18 C 1.55847 * 103.44638 * 241.51415 * 17 15 14 19 19 H 1.08997 * 115.56393 * 158.81308 * 18 17 15 20 20 C 1.55847 * 105.06162 * 288.17626 * 18 17 15 21 21 C 1.55877 * 103.52933 * 72.43206 * 20 18 17 22 22 C 1.55846 * 102.97150 * 359.11585 * 21 20 18 23 23 H 1.09002 * 115.56047 * 159.69072 * 22 21 20 24 24 N 1.50240 * 101.04996 * 33.81862 * 22 21 20 25 25 C 1.36936 * 130.84086 * 125.29791 * 24 22 21 26 26 H 1.07998 * 119.99632 * 359.97438 * 25 24 22 27 27 C 1.38814 * 120.00190 * 179.97438 * 25 24 22 28 28 N 1.31620 * 119.99870 * 0.02562 * 27 25 24 29 29 Si 1.86794 * 119.99763 * 179.97438 * 27 25 24 30 30 H 1.48494 * 109.47112 * 90.00229 * 29 27 25 31 31 H 1.48505 * 109.46834 * 210.00020 * 29 27 25 32 32 H 1.48497 * 109.47246 * 329.99664 * 29 27 25 33 33 H 1.09001 * 109.46747 * 269.97934 * 1 2 3 34 34 H 1.08995 * 109.46777 * 29.97954 * 1 2 3 35 35 H 1.08996 * 109.47037 * 149.97608 * 1 2 3 36 36 H 1.08007 * 119.99906 * 0.02562 * 3 2 1 37 37 H 1.07997 * 120.00521 * 179.97438 * 4 3 2 38 38 H 1.08002 * 119.99938 * 179.97438 * 5 4 3 39 39 H 1.08000 * 120.00096 * 180.25400 * 6 5 4 40 40 H 1.08997 * 109.46711 * 324.99816 * 8 7 2 41 41 H 1.08997 * 109.46867 * 205.00032 * 8 7 2 42 42 H 1.09003 * 109.47176 * 179.97438 * 11 9 8 43 43 H 1.09000 * 109.47149 * 299.99894 * 11 9 8 44 44 H 1.08999 * 109.47222 * 59.99543 * 11 9 8 45 45 H 0.97001 * 120.00656 * 359.97438 * 14 12 9 46 46 H 1.08997 * 110.62526 * 123.02521 * 17 15 14 47 47 H 1.09000 * 110.76127 * 0.06594 * 17 15 14 48 48 H 1.09003 * 110.62865 * 190.31234 * 20 18 17 49 49 H 1.08998 * 110.62667 * 313.17604 * 20 18 17 50 50 H 1.09006 * 110.09627 * 241.13600 * 21 20 18 51 51 H 1.09001 * 111.60505 * 117.80684 * 21 20 18 52 52 H 0.97003 * 119.99832 * 180.02562 * 28 27 25 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 1.5071 0.0000 0.0000 3 6 2.1984 1.1972 0.0000 4 6 3.5805 1.1973 0.0005 5 6 4.2718 -0.0001 0.0005 6 6 3.5807 -1.1970 0.0049 7 6 2.1981 -1.1970 -0.0005 8 6 1.4446 -2.5021 -0.0005 9 6 1.0801 -2.8805 -1.4375 10 1 0.5302 -2.0613 -1.9007 11 6 2.3583 -3.1512 -2.2335 12 6 0.2221 -4.1195 -1.4284 13 8 -0.0687 -4.6480 -0.3762 14 7 -0.2219 -4.6401 -2.5895 15 6 -1.0565 -5.8442 -2.5806 16 1 -1.6746 -5.8776 -1.6834 17 6 -0.1798 -7.1163 -2.6868 18 6 -0.6561 -7.7746 -4.0167 19 1 0.0464 -8.4709 -4.4747 20 6 -2.0753 -8.3376 -3.7043 21 6 -2.9627 -7.0594 -3.6127 22 6 -1.9430 -5.9072 -3.8608 23 1 -2.3740 -4.9587 -4.1815 24 7 -1.0009 -6.5605 -4.8317 25 6 -0.5848 -6.1699 -6.0765 26 1 -0.9507 -5.2479 -6.5034 27 6 0.3073 -6.9591 -6.7895 28 7 0.7528 -8.0831 -6.2693 29 14 0.8742 -6.4265 -8.4878 30 1 2.0968 -5.5930 -8.3627 31 1 1.1755 -7.6272 -9.3081 32 1 -0.1989 -5.6362 -9.1427 33 1 -0.3633 -0.0004 1.0277 34 1 -0.3633 0.8901 -0.5135 35 1 -0.3633 -0.8897 -0.5142 36 1 1.6584 2.1326 0.0004 37 1 4.1205 2.1325 0.0001 38 1 5.3518 -0.0001 0.0005 39 1 4.1207 -2.1323 0.0090 40 1 0.5342 -2.3959 0.5893 41 1 2.0697 -3.2825 0.4334 42 1 2.0986 -3.4213 -3.2571 43 1 2.9789 -2.2551 -2.2401 44 1 2.9082 -3.9705 -1.7703 45 1 0.0104 -4.2173 -3.4310 46 1 -0.3632 -7.7806 -1.8423 47 1 0.8765 -6.8538 -2.7451 48 1 -2.4224 -8.9764 -4.5165 49 1 -2.0724 -8.8847 -2.7616 50 1 -3.3999 -6.9775 -2.6175 51 1 -3.7403 -7.0550 -4.3765 52 1 1.3764 -8.6343 -6.7674 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 ZINC001111478334.mol2 52 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED SCF FIELD WAS ACHIEVED Wall clock time and date at job start Wed Apr 1 2020 01:40:25 Heat of formation + Delta-G solvation = 12.626009 kcal Electronic energy + Delta-G solvation = -30534.179299 eV Core-core repulsion = 26691.761987 eV Total energy + Delta-G solvation = -3842.417313 eV No. of doubly occupied orbitals = 65 Molecular weight (most abundant/longest-lived isotopes) = 342.205 amu Computer time = 1.30 seconds Orbital eigenvalues (eV) -40.23863 -39.51596 -38.39866 -34.94913 -33.77663 -32.84122 -32.50786 -30.93404 -29.10183 -28.80203 -27.74206 -27.26434 -26.53931 -24.28843 -23.53824 -22.14280 -21.33393 -20.44201 -19.81048 -19.33639 -18.62489 -17.07902 -16.92406 -16.27034 -15.90943 -15.76021 -15.00070 -14.85082 -14.76792 -14.36208 -13.98363 -13.80770 -13.56476 -13.37755 -13.28818 -13.00257 -12.76350 -12.62821 -12.27550 -12.19188 -12.05111 -11.98694 -11.81716 -11.35107 -11.20736 -11.11698 -11.08794 -10.95148 -10.93398 -10.91276 -10.84906 -10.49166 -10.36660 -10.11259 -9.90465 -9.60252 -9.22666 -9.12824 -8.98059 -8.90658 -8.65564 -8.41530 -6.96045 -5.76268 -3.15259 1.21440 1.25696 3.01376 3.34350 3.39772 3.41826 3.53287 3.73477 4.39012 4.65802 4.66355 4.82265 4.85852 4.90166 5.03216 5.08486 5.12577 5.22856 5.33757 5.34953 5.44845 5.48281 5.53765 5.64881 5.69931 5.70424 5.74999 5.79006 5.84348 5.87037 5.96573 6.03958 6.06906 6.12430 6.14851 6.20850 6.24092 6.31415 6.36511 6.38489 6.42539 6.49840 6.58413 6.60521 6.74997 6.82573 6.89467 6.95395 7.14687 7.32683 7.45595 7.77921 8.04470 8.15924 8.66647 9.05500 9.68797 10.50223 11.32677 Molecular weight = 342.20amu Principal moments of inertia in cm(-1) A = 0.012883 B = 0.002890 C = 0.002570 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 2172.961807 B = 9685.287890 C =10891.389255 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.121 4.121 2 C -0.082 4.082 3 C -0.121 4.121 4 C -0.124 4.124 5 C -0.126 4.126 6 C -0.110 4.110 7 C -0.075 4.075 8 C -0.062 4.062 9 C -0.104 4.104 10 H 0.094 0.906 11 C -0.145 4.145 12 C 0.513 3.487 13 O -0.554 6.554 14 N -0.704 5.704 15 C 0.129 3.871 16 H 0.079 0.921 17 C -0.143 4.143 18 C 0.154 3.846 19 H 0.153 0.847 20 C -0.138 4.138 21 C -0.127 4.127 22 C 0.124 3.876 23 H 0.085 0.915 24 N -0.591 5.591 25 C -0.214 4.214 26 H 0.078 0.922 27 C -0.010 4.010 28 N -0.919 5.919 29 Si 0.914 3.086 30 H -0.290 1.290 31 H -0.291 1.291 32 H -0.282 1.282 33 H 0.070 0.930 34 H 0.065 0.935 35 H 0.071 0.929 36 H 0.119 0.881 37 H 0.118 0.882 38 H 0.119 0.881 39 H 0.122 0.878 40 H 0.082 0.918 41 H 0.078 0.922 42 H 0.065 0.935 43 H 0.066 0.934 44 H 0.060 0.940 45 H 0.402 0.598 46 H 0.052 0.948 47 H 0.058 0.942 48 H 0.054 0.946 49 H 0.049 0.951 50 H 0.050 0.950 51 H 0.058 0.942 52 H 0.254 0.746 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges 1.922 14.320 11.655 18.563 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 -0.177 4.177 2 C -0.082 4.082 3 C -0.139 4.139 4 C -0.142 4.142 5 C -0.144 4.144 6 C -0.128 4.128 7 C -0.075 4.075 8 C -0.099 4.099 9 C -0.125 4.125 10 H 0.112 0.888 11 C -0.203 4.203 12 C 0.299 3.701 13 O -0.433 6.433 14 N -0.353 5.353 15 C 0.023 3.977 16 H 0.097 0.903 17 C -0.183 4.183 18 C 0.047 3.953 19 H 0.170 0.830 20 C -0.178 4.178 21 C -0.167 4.167 22 C 0.016 3.984 23 H 0.103 0.897 24 N -0.312 5.312 25 C -0.342 4.342 26 H 0.095 0.905 27 C -0.206 4.206 28 N -0.567 5.567 29 Si 0.745 3.255 30 H -0.217 1.217 31 H -0.217 1.217 32 H -0.208 1.208 33 H 0.089 0.911 34 H 0.084 0.916 35 H 0.090 0.910 36 H 0.137 0.863 37 H 0.136 0.864 38 H 0.137 0.863 39 H 0.140 0.860 40 H 0.100 0.900 41 H 0.096 0.904 42 H 0.084 0.916 43 H 0.085 0.915 44 H 0.079 0.921 45 H 0.237 0.763 46 H 0.070 0.930 47 H 0.077 0.923 48 H 0.072 0.928 49 H 0.067 0.933 50 H 0.069 0.931 51 H 0.077 0.923 52 H 0.064 0.936 Dipole moment (debyes) X Y Z Total from point charges 1.870 13.888 12.080 18.501 hybrid contribution 0.488 0.518 -1.312 1.493 sum 2.358 14.405 10.768 18.139 Atomic orbital electron populations 1.20889 0.91298 1.03024 1.02496 1.19806 0.96049 0.92603 0.99750 1.21003 0.94267 0.97358 1.01271 1.21091 0.94312 0.97958 1.00862 1.21116 0.99757 0.92566 1.00959 1.21101 0.93632 0.98179 0.99930 1.19795 0.93666 0.94543 0.99543 1.20406 1.00602 0.93503 0.95423 1.21263 0.97272 0.96432 0.97580 0.88817 1.21825 0.96032 1.02321 1.00122 1.20505 0.80149 0.85413 0.84045 1.90649 1.58736 1.62763 1.31165 1.46022 1.51787 1.29046 1.08429 1.22576 0.92246 0.84015 0.98882 0.90335 1.23451 0.99261 0.96179 0.99413 1.23752 0.93908 0.90286 0.87318 0.83049 1.23234 0.99081 0.96263 0.99191 1.23033 0.97479 0.96930 0.99263 1.23162 0.90930 0.95319 0.89020 0.89653 1.46531 1.48825 1.21436 1.14366 1.18992 1.20575 1.04438 0.90191 0.90459 1.24692 1.00065 0.97072 0.98731 1.69463 1.35894 1.13980 1.37353 0.86081 0.78488 0.77303 0.83647 1.21713 1.21710 1.20818 0.91097 0.91620 0.90976 0.86312 0.86391 0.86287 0.86000 0.89974 0.90371 0.91592 0.91517 0.92099 0.76284 0.92964 0.92287 0.92763 0.93270 0.93128 0.92328 0.93554 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 -0.12 -1.08 9.22 36.01 0.33 -0.75 16 2 C -0.08 -0.85 5.88 -104.62 -0.62 -1.46 16 3 C -0.12 -1.14 9.70 -39.59 -0.38 -1.53 16 4 C -0.12 -1.13 10.05 -39.58 -0.40 -1.53 16 5 C -0.13 -1.19 10.05 -39.58 -0.40 -1.58 16 6 C -0.11 -1.14 8.38 -39.58 -0.33 -1.48 16 7 C -0.08 -0.83 4.55 -104.62 -0.48 -1.31 16 8 C -0.06 -0.74 3.48 -27.88 -0.10 -0.84 16 9 C -0.10 -1.31 2.46 -91.77 -0.23 -1.54 16 10 H 0.09 1.07 7.03 -51.93 -0.36 0.71 16 11 C -0.15 -1.78 8.74 37.16 0.32 -1.46 16 12 C 0.51 8.30 7.15 -10.98 -0.08 8.22 16 13 O -0.55 -10.65 15.57 5.56 0.09 -10.56 16 14 N -0.70 -11.85 4.97 -51.39 -0.26 -12.10 16 15 C 0.13 2.39 2.82 -65.43 -0.18 2.20 16 16 H 0.08 1.47 7.26 -51.93 -0.38 1.09 16 17 C -0.14 -2.90 6.22 -24.23 -0.15 -3.05 16 18 C 0.15 3.47 4.72 -62.80 -0.30 3.17 16 19 H 0.15 3.93 5.52 -51.93 -0.29 3.64 16 20 C -0.14 -2.72 6.46 -23.67 -0.15 -2.87 16 21 C -0.13 -2.29 6.53 -23.68 -0.15 -2.45 16 22 C 0.12 2.39 5.01 -62.80 -0.31 2.07 16 23 H 0.09 1.55 8.14 -51.93 -0.42 1.13 16 24 N -0.59 -13.74 2.98 -145.81 -0.43 -14.17 16 25 C -0.21 -5.50 10.59 -15.06 -0.16 -5.66 16 26 H 0.08 1.92 7.83 -52.49 -0.41 1.51 16 27 C -0.01 -0.26 5.50 -17.43 -0.10 -0.35 16 28 N -0.92 -25.46 10.47 55.49 0.58 -24.88 16 29 Si 0.91 21.16 29.55 -169.99 -5.02 16.14 16 30 H -0.29 -6.71 7.11 56.52 0.40 -6.31 16 31 H -0.29 -6.89 7.11 56.52 0.40 -6.49 16 32 H -0.28 -6.41 7.11 56.52 0.40 -6.01 16 33 H 0.07 0.59 8.14 -51.93 -0.42 0.17 16 34 H 0.06 0.50 8.08 -51.93 -0.42 0.08 16 35 H 0.07 0.69 5.49 -51.93 -0.29 0.41 16 36 H 0.12 0.90 8.06 -52.48 -0.42 0.47 16 37 H 0.12 0.82 8.06 -52.49 -0.42 0.40 16 38 H 0.12 0.89 8.06 -52.49 -0.42 0.47 16 39 H 0.12 1.15 8.06 -52.49 -0.42 0.73 16 40 H 0.08 1.03 6.80 -51.93 -0.35 0.68 16 41 H 0.08 0.99 8.05 -51.93 -0.42 0.58 16 42 H 0.07 0.86 7.57 -51.93 -0.39 0.46 16 43 H 0.07 0.74 6.53 -51.93 -0.34 0.40 16 44 H 0.06 0.78 8.14 -51.93 -0.42 0.36 16 45 H 0.40 6.63 8.08 -40.82 -0.33 6.30 16 46 H 0.05 1.00 7.82 -51.93 -0.41 0.59 16 47 H 0.06 1.30 7.98 -51.93 -0.41 0.88 16 48 H 0.05 1.12 8.14 -51.93 -0.42 0.70 16 49 H 0.05 0.87 7.82 -51.93 -0.41 0.46 16 50 H 0.05 0.81 7.85 -51.93 -0.41 0.40 16 51 H 0.06 1.05 8.14 -51.93 -0.42 0.62 16 52 H 0.25 6.90 8.31 -40.82 -0.34 6.56 16 LS Contribution 403.33 15.07 6.08 6.08 Total: -1.00 -29.32 403.33 -11.38 -40.70 By element: Atomic # 1 Polarization: 19.54 SS G_CDS: -8.55 Total: 10.99 kcal Atomic # 6 Polarization: -8.33 SS G_CDS: -3.86 Total: -12.19 kcal Atomic # 7 Polarization: -51.05 SS G_CDS: -0.11 Total: -51.16 kcal Atomic # 8 Polarization: -10.65 SS G_CDS: 0.09 Total: -10.56 kcal Atomic # 14 Polarization: 21.16 SS G_CDS: -5.02 Total: 16.14 kcal Total LS contribution 6.08 Total: 6.08 kcal Total: -29.32 -11.38 -40.70 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. ZINC001111478334.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 53.326 kcal (2) G-P(sol) polarization free energy of solvation -29.323 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system 24.003 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -11.377 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -40.700 kcal (6) G-S(sol) free energy of system = (1) + (5) 12.626 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 1.30 seconds