20

C          1.43870        2.48500        0.05060
C          0.03220        2.47710        0.03350
C          2.14530        1.26900        0.02670
C         -0.66740        1.25490       -0.00180
C          1.44760        0.04610       -0.01020
C         -0.99230       -1.58480       -1.38240
C          0.03720        0.03040       -0.02880
C         -1.69570       -2.87940       -1.32170
N         -1.03890       -4.01390       -1.01490
O         -2.92010       -2.95190       -1.57470
O         -0.62990       -1.16990       -0.04980
H          1.97950        3.43090        0.08230
H         -0.51620        3.41900        0.04760
H          3.23520        1.27440        0.03680
H         -1.75740        1.25680       -0.00830
H          2.00180       -0.89240       -0.02450
H         -0.05740       -1.75190       -1.91720
H         -1.70640       -0.84800       -1.75020
H         -1.54960       -4.87770       -0.89980
H         -0.03560       -4.00130       -0.89980
