20

C   -1.113626115   1.327020095   0.275167055
O   -0.467082641   2.349387782   0.461537462
O   -0.578089388   0.136920485   0.049617473
H    0.413320364   0.203256605   0.055487108
C   -2.611424686   1.286189573   0.277361307
H   -3.006648718   2.276885447   0.465789827
H   -2.964256227   0.915258679  -0.682001232
H   -2.953114211   0.591798210   1.041240412
N    5.049318117   1.109667298   0.179635829
H    5.442523230   0.194277069   0.007916402
C    5.970846024   2.157782916   0.361088939
O    7.167992409   1.939487108   0.308208976
C    5.331779953   3.437245298   0.601696090
H    5.951314717   4.304170176   0.753173364
C    3.984695751   3.517235453   0.631077326
H    3.461855560   4.445682454   0.806375535
N    3.180965000   2.426553466   0.440671295
H    2.156913170   2.496501158   0.464461556
C    3.680897486   1.176330682   0.206499072
O    2.968865040   0.186825795   0.033028892
