Wall clock time and date at job start Sat Apr 11 2020 06:11:33 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 1.52990 * 1 3 3 C 1.53001 * 109.47334 * 2 1 4 4 N 1.46502 * 109.45644 * 303.92838 * 3 2 1 5 5 C 1.36944 * 119.99893 * 297.80461 * 4 3 2 6 6 H 1.07996 * 120.00240 * 356.65335 * 5 4 3 7 7 C 1.38814 * 119.99793 * 176.64076 * 5 4 3 8 8 N 1.31618 * 120.00036 * 0.02562 * 7 5 4 9 9 Si 1.86797 * 119.99816 * 180.02562 * 7 5 4 10 10 H 1.48501 * 109.47023 * 90.00489 * 9 7 5 11 11 H 1.48498 * 109.47175 * 210.00462 * 9 7 5 12 12 H 1.48502 * 109.47417 * 330.00622 * 9 7 5 13 13 C 1.53035 * 109.46236 * 63.89611 * 3 2 1 14 14 C 1.53190 * 109.31389 * 181.38763 * 13 3 2 15 15 N 1.46930 * 108.77379 * 305.36713 * 14 13 3 16 16 C 1.34776 * 120.62845 * 233.58608 * 15 14 13 17 17 O 1.21282 * 120.00328 * 359.97438 * 16 15 14 18 18 C 1.50701 * 119.99973 * 180.02562 * 16 15 14 19 19 C 1.52995 * 109.47384 * 179.97438 * 18 16 15 20 20 C 1.53004 * 109.47278 * 179.97438 * 19 18 16 21 21 C 1.52999 * 109.46798 * 180.02562 * 20 19 18 22 22 N 1.46511 * 109.46803 * 180.02562 * 21 20 19 23 23 C 1.34776 * 119.99872 * 180.02562 * 22 21 20 24 24 N 1.34781 * 119.99686 * 180.02562 * 23 22 21 25 25 O 1.21588 * 119.99895 * 359.97438 * 23 22 21 26 26 C 1.46921 * 118.73864 * 53.86178 * 15 14 13 27 27 C 1.53043 * 109.45974 * 183.97156 * 3 2 1 28 28 H 1.09002 * 109.47392 * 294.36452 * 1 2 3 29 29 H 1.09000 * 109.47716 * 54.36769 * 1 2 3 30 30 H 1.09007 * 109.47453 * 174.37073 * 1 2 3 31 31 H 1.09002 * 109.47222 * 239.99630 * 2 1 3 32 32 H 1.08999 * 109.47505 * 119.99918 * 2 1 3 33 33 H 0.96998 * 120.00082 * 117.81503 * 4 3 2 34 34 H 0.96995 * 120.00195 * 179.97438 * 8 7 5 35 35 H 1.09006 * 109.49486 * 61.43452 * 13 3 2 36 36 H 1.08998 * 109.49822 * 301.34568 * 13 3 2 37 37 H 1.09003 * 109.58352 * 185.58678 * 14 13 3 38 38 H 1.08997 * 109.58601 * 65.15847 * 14 13 3 39 39 H 1.09005 * 109.47200 * 59.99731 * 18 16 15 40 40 H 1.09007 * 109.46682 * 299.99915 * 18 16 15 41 41 H 1.09005 * 109.46904 * 59.99878 * 19 18 16 42 42 H 1.09002 * 109.47485 * 300.00286 * 19 18 16 43 43 H 1.08998 * 109.46785 * 300.00131 * 20 19 18 44 44 H 1.08996 * 109.46947 * 60.00052 * 20 19 18 45 45 H 1.08998 * 109.47428 * 299.99576 * 21 20 19 46 46 H 1.08996 * 109.47461 * 60.00205 * 21 20 19 47 47 H 0.96994 * 119.99541 * 359.97438 * 22 21 20 48 48 H 0.96994 * 119.99728 * 359.97438 * 24 23 22 49 49 H 0.97002 * 119.99400 * 179.97438 * 24 23 22 50 50 H 1.09006 * 109.58803 * 65.92406 * 26 15 14 51 51 H 1.09003 * 109.58744 * 186.34915 * 26 15 14 52 52 H 1.09000 * 109.49342 * 298.55867 * 27 3 2 53 53 H 1.08999 * 109.50163 * 58.66164 * 27 3 2 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 1.5299 0.0000 0.0000 3 6 2.0400 1.4425 0.0000 4 7 1.4757 2.1596 -1.1462 5 6 1.7618 1.7471 -2.4203 6 1 2.4460 0.9272 -2.5816 7 6 1.1721 2.3826 -3.5044 8 7 0.3385 3.3819 -3.3078 9 14 1.5618 1.8194 -5.2423 10 1 0.5957 0.7680 -5.6502 11 1 1.4590 2.9733 -6.1713 12 1 2.9404 1.2692 -5.2870 13 6 1.6114 2.1349 1.2957 14 6 2.0939 3.5887 1.2769 15 7 3.5432 3.6028 1.0360 16 6 4.3720 4.2583 1.8726 17 8 3.9233 4.8443 2.8350 18 6 5.8562 4.2640 1.6117 19 6 6.5625 5.0733 2.7011 20 6 8.0695 5.0786 2.4365 21 6 8.7758 5.8874 3.5264 22 7 10.2187 5.8929 3.2727 23 6 11.0476 6.5480 4.1096 24 7 12.3749 6.5535 3.8759 25 8 10.5977 7.1346 5.0749 26 6 4.0712 2.8940 -0.1377 27 6 3.5671 1.4433 -0.0999 28 1 -0.3634 0.4240 0.9361 29 1 -0.3634 0.5987 -0.8352 30 1 -0.3634 -1.0227 -0.1008 31 1 1.8933 -0.5139 -0.8900 32 1 1.8933 -0.5138 0.8900 33 1 0.8996 2.9266 -1.0026 34 1 -0.0733 3.8263 -4.0653 35 1 2.0512 1.6165 2.1478 36 1 0.5247 2.1132 1.3776 37 1 1.8785 4.0576 2.2371 38 1 1.5857 4.1320 0.4803 39 1 6.0525 4.7156 0.6392 40 1 6.2303 3.2401 1.6189 41 1 6.3663 4.6220 3.6737 42 1 6.1883 6.0970 2.6935 43 1 8.4433 4.0547 2.4445 44 1 8.2660 5.5295 1.4639 45 1 8.4020 6.9113 3.5188 46 1 8.5792 5.4360 4.4988 47 1 10.5775 5.4246 2.5028 48 1 12.7337 6.0857 3.1056 49 1 12.9714 7.0252 4.4780 50 1 3.7209 3.3819 -1.0474 51 1 5.1608 2.9045 -0.1113 52 1 3.9885 0.9315 0.7653 53 1 3.8724 0.9295 -1.0115 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 ZINC001484813229.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 06:11:33 Heat of formation + Delta-G solvation = -77.038256 kcal Electronic energy + Delta-G solvation = -30312.656720 eV Core-core repulsion = 26218.646583 eV Total energy + Delta-G solvation = -4094.010137 eV No. of doubly occupied orbitals = 66 Molecular weight (most abundant/longest-lived isotopes) = 340.226 amu Computer time = 0.67 seconds Orbital eigenvalues (eV) -40.14581 -39.99740 -38.12461 -36.28406 -34.73756 -34.21151 -33.46668 -32.63105 -30.91918 -30.33383 -29.27757 -28.79899 -25.28169 -24.35014 -23.79228 -22.60395 -21.70919 -21.53686 -21.12199 -19.22631 -18.55173 -18.00904 -17.58258 -17.08066 -16.74429 -16.37605 -15.58832 -15.54385 -15.11672 -14.86077 -14.56461 -14.46323 -14.08538 -13.91085 -13.75425 -13.64108 -13.35659 -13.04223 -12.67932 -12.56903 -12.26734 -12.11578 -11.94607 -11.77346 -11.53687 -11.31740 -11.24765 -11.09475 -10.92677 -10.83857 -10.73838 -10.65677 -10.62408 -10.34858 -10.25423 -10.07666 -10.06124 -9.67843 -9.50479 -9.37697 -9.34294 -8.94013 -8.18607 -6.97914 -5.80908 -3.09077 2.56273 2.89622 2.89817 3.34315 3.38035 3.43456 3.45973 4.12201 4.48643 4.54033 4.65101 4.69135 5.05967 5.12992 5.15678 5.25930 5.33934 5.36685 5.46734 5.49718 5.58050 5.58357 5.62467 5.69212 5.72273 5.77493 5.94791 5.98751 6.03676 6.11723 6.13550 6.15042 6.17407 6.20788 6.24743 6.34343 6.42936 6.51130 6.53819 6.54509 6.65589 6.77392 6.84821 6.96601 7.05543 7.19308 7.59424 7.67445 7.79721 8.28531 8.37340 8.46217 9.49075 10.06284 10.41913 11.41305 Molecular weight = 340.23amu Principal moments of inertia in cm(-1) A = 0.015346 B = 0.002050 C = 0.001919 Principal moments of inertia in units of 10**(-40)*gram-cm**2 A = 1824.158643 B =13657.355742 C =14588.149683 Net atomic charges, atomic populations, and dipole contributions calculated with CM2 Atom NO. Type Charge No. of electrons 1 C -0.142 4.142 2 C -0.123 4.123 3 C 0.202 3.798 4 N -0.712 5.712 5 C -0.229 4.229 6 H 0.069 0.931 7 C -0.012 4.012 8 N -0.930 5.930 9 Si 0.900 3.100 10 H -0.292 1.292 11 H -0.294 1.294 12 H -0.284 1.284 13 C -0.129 4.129 14 C 0.115 3.885 15 N -0.600 5.600 16 C 0.509 3.491 17 O -0.557 6.557 18 C -0.138 4.138 19 C -0.100 4.100 20 C -0.131 4.131 21 C 0.136 3.864 22 N -0.745 5.745 23 C 0.703 3.297 24 N -0.870 5.870 25 O -0.595 6.595 26 C 0.115 3.885 27 C -0.135 4.135 28 H 0.038 0.962 29 H 0.077 0.923 30 H 0.033 0.967 31 H 0.059 0.941 32 H 0.039 0.961 33 H 0.384 0.616 34 H 0.254 0.746 35 H 0.060 0.940 36 H 0.075 0.925 37 H 0.081 0.919 38 H 0.075 0.925 39 H 0.092 0.908 40 H 0.091 0.909 41 H 0.073 0.927 42 H 0.074 0.926 43 H 0.070 0.930 44 H 0.070 0.930 45 H 0.068 0.932 46 H 0.068 0.932 47 H 0.396 0.604 48 H 0.396 0.604 49 H 0.414 0.586 50 H 0.090 0.910 51 H 0.068 0.932 52 H 0.048 0.952 53 H 0.074 0.926 For the charges calculated by CM2: Dipole moment (debyes) X Y Z Total from point charges 18.508 -0.394 9.591 20.849 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 -0.199 4.199 2 C -0.162 4.162 3 C 0.110 3.890 4 N -0.354 5.354 5 C -0.361 4.361 6 H 0.087 0.913 7 C -0.208 4.208 8 N -0.579 5.579 9 Si 0.732 3.268 10 H -0.219 1.219 11 H -0.220 1.220 12 H -0.209 1.209 13 C -0.168 4.168 14 C -0.007 4.007 15 N -0.332 5.332 16 C 0.298 3.702 17 O -0.436 6.436 18 C -0.178 4.178 19 C -0.138 4.138 20 C -0.169 4.169 21 C 0.012 3.988 22 N -0.402 5.402 23 C 0.401 3.599 24 N -0.438 5.438 25 O -0.473 6.473 26 C -0.007 4.007 27 C -0.175 4.175 28 H 0.058 0.942 29 H 0.096 0.904 30 H 0.052 0.948 31 H 0.077 0.923 32 H 0.057 0.943 33 H 0.219 0.781 34 H 0.064 0.936 35 H 0.079 0.921 36 H 0.094 0.906 37 H 0.099 0.901 38 H 0.094 0.906 39 H 0.110 0.890 40 H 0.109 0.891 41 H 0.091 0.909 42 H 0.092 0.908 43 H 0.088 0.912 44 H 0.089 0.911 45 H 0.087 0.913 46 H 0.087 0.913 47 H 0.230 0.770 48 H 0.224 0.776 49 H 0.246 0.754 50 H 0.108 0.892 51 H 0.086 0.914 52 H 0.066 0.934 53 H 0.093 0.907 Dipole moment (debyes) X Y Z Total from point charges 17.735 0.300 10.708 20.719 hybrid contribution 0.598 -0.540 -1.781 1.954 sum 18.332 -0.240 8.928 20.392 Atomic orbital electron populations 1.21669 0.96102 1.00098 1.02040 1.21895 0.96432 0.98085 0.99827 1.19540 0.90807 0.91161 0.87492 1.42470 1.58053 1.34673 1.00206 1.19076 1.20934 1.12973 0.83087 0.91281 1.24691 0.99755 0.98821 0.97540 1.69645 1.33630 1.24855 1.29749 0.86305 0.77648 0.77456 0.85422 1.21942 1.22008 1.20933 1.22105 1.01352 0.95362 0.97968 1.21558 0.79617 0.97290 1.02221 1.48145 1.07493 1.51298 1.26268 1.20593 0.88857 0.78517 0.82263 1.90658 1.78169 1.45056 1.29755 1.21661 0.92456 1.02522 1.01149 1.21217 0.92248 1.01500 0.98859 1.21820 0.95916 1.00512 0.98642 1.21270 0.77495 1.01090 0.98992 1.45147 1.07672 1.57311 1.30024 1.16007 0.81484 0.79669 0.82785 1.43003 1.06456 1.60822 1.33496 1.90990 1.76033 1.49459 1.30773 1.21833 0.97079 0.93321 0.88482 1.22362 0.98753 0.95313 1.01053 0.94248 0.90393 0.94818 0.92255 0.94257 0.78146 0.93606 0.92147 0.90623 0.90056 0.90640 0.88960 0.89069 0.90858 0.90777 0.91174 0.91098 0.91316 0.91344 0.76998 0.77615 0.75416 0.89179 0.91393 0.93363 0.90734 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 -0.14 -2.42 9.39 37.15 0.35 -2.08 16 2 C -0.12 -2.06 4.78 -26.74 -0.13 -2.19 16 3 C 0.20 3.47 0.43 -131.78 -0.06 3.42 16 4 N -0.71 -15.18 3.06 -47.19 -0.14 -15.32 16 5 C -0.23 -5.54 8.72 -15.06 -0.13 -5.67 16 6 H 0.07 1.64 6.73 -52.49 -0.35 1.29 16 7 C -0.01 -0.31 5.50 -17.43 -0.10 -0.41 16 8 N -0.93 -26.11 13.06 55.49 0.72 -25.38 16 9 Si 0.90 21.06 29.55 -169.99 -5.02 16.04 16 10 H -0.29 -6.95 7.11 56.52 0.40 -6.55 16 11 H -0.29 -7.07 7.11 56.52 0.40 -6.66 16 12 H -0.28 -6.43 7.11 56.52 0.40 -6.03 16 13 C -0.13 -2.04 4.71 -26.61 -0.13 -2.17 16 14 C 0.12 1.91 6.16 -3.71 -0.02 1.88 16 15 N -0.60 -9.29 2.97 -172.50 -0.51 -9.80 16 16 C 0.51 7.65 7.70 -10.98 -0.08 7.57 16 17 O -0.56 -10.16 15.40 5.56 0.09 -10.08 16 18 C -0.14 -1.43 4.05 -27.89 -0.11 -1.55 16 19 C -0.10 -0.96 4.50 -26.73 -0.12 -1.08 16 20 C -0.13 -0.88 5.33 -26.73 -0.14 -1.02 16 21 C 0.14 1.13 5.67 -4.04 -0.02 1.10 16 22 N -0.75 -5.24 5.56 -65.22 -0.36 -5.60 16 23 C 0.70 6.63 8.84 -86.91 -0.77 5.87 16 24 N -0.87 -4.22 8.88 27.64 0.25 -3.98 16 25 O -0.59 -8.70 17.18 5.29 0.09 -8.60 16 26 C 0.12 1.71 6.11 -3.49 -0.02 1.69 16 27 C -0.13 -2.09 4.69 -26.38 -0.12 -2.21 16 28 H 0.04 0.61 6.79 -51.93 -0.35 0.26 16 29 H 0.08 1.60 7.31 -51.93 -0.38 1.22 16 30 H 0.03 0.52 8.14 -51.93 -0.42 0.10 16 31 H 0.06 1.07 7.60 -51.93 -0.39 0.68 16 32 H 0.04 0.59 8.14 -51.93 -0.42 0.16 16 33 H 0.38 9.06 6.54 -40.82 -0.27 8.79 16 34 H 0.25 7.06 8.31 -40.82 -0.34 6.73 16 35 H 0.06 0.90 8.14 -51.93 -0.42 0.48 16 36 H 0.08 1.19 6.60 -51.93 -0.34 0.85 16 37 H 0.08 1.36 7.01 -51.93 -0.36 1.00 16 38 H 0.08 1.38 6.98 -51.93 -0.36 1.02 16 39 H 0.09 0.86 7.93 -51.93 -0.41 0.45 16 40 H 0.09 0.80 7.70 -51.93 -0.40 0.40 16 41 H 0.07 0.78 8.10 -51.93 -0.42 0.36 16 42 H 0.07 0.81 8.10 -51.93 -0.42 0.39 16 43 H 0.07 0.40 8.14 -51.93 -0.42 -0.03 16 44 H 0.07 0.42 8.14 -51.93 -0.42 0.00 16 45 H 0.07 0.67 8.14 -51.93 -0.42 0.24 16 46 H 0.07 0.65 8.14 -51.93 -0.42 0.23 16 47 H 0.40 1.53 8.49 -40.82 -0.35 1.18 16 48 H 0.40 0.63 8.84 -40.82 -0.36 0.27 16 49 H 0.41 1.71 8.93 -40.82 -0.36 1.35 16 50 H 0.09 1.63 7.72 -51.93 -0.40 1.22 16 51 H 0.07 0.80 5.93 -51.93 -0.31 0.49 16 52 H 0.05 0.68 8.14 -51.93 -0.42 0.25 16 53 H 0.07 1.23 7.14 -51.93 -0.37 0.85 16 LS Contribution 411.44 15.07 6.20 6.20 Total: -1.00 -32.92 411.44 -9.44 -42.36 By element: Atomic # 1 Polarization: 20.13 SS G_CDS: -9.14 Total: 11.00 kcal Atomic # 6 Polarization: 4.77 SS G_CDS: -1.61 Total: 3.16 kcal Atomic # 7 Polarization: -60.03 SS G_CDS: -0.05 Total: -60.08 kcal Atomic # 8 Polarization: -18.86 SS G_CDS: 0.18 Total: -18.68 kcal Atomic # 14 Polarization: 21.06 SS G_CDS: -5.02 Total: 16.04 kcal Total LS contribution 6.20 Total: 6.20 kcal Total: -32.92 -9.44 -42.36 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. ZINC001484813229.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 -34.674 kcal (2) G-P(sol) polarization free energy of solvation -32.923 kcal (3) G-ENP(sol) elect.-nuc.-pol. free energy of system -67.597 kcal (4) G-CDS(sol) cavity-dispersion-solvent structure free energy -9.441 kcal (5) G-P-CDS(sol) = G-P(sol) + G-CDS(sol) = (2) + (4) -42.364 kcal (6) G-S(sol) free energy of system = (1) + (5) -77.038 kcal 1SCF WAS SPECIFIED, SO GEOMETRY OPTIMIZATION WAS NOT USED Total computer time = 0.67 seconds