18

C   -0.849316722  -0.339498757   2.491716638
H    0.184343962  -0.011047317   2.416185420
H   -0.882497908  -1.342051398   2.912703097
H   -1.390802629   0.316878284   3.168428969
C   -1.564031922  -0.353323105   1.159475446
O   -2.749526378  -0.651537758   1.056760868
N   -0.801653517  -0.027354614   0.088341667
H    0.161187556   0.240360347   0.218713639
C   -1.385349861  -0.002351490  -1.234136826
H   -1.891617202  -0.942801228  -1.440096314
H   -2.119972302   0.796211805  -1.330879524
H   -0.594645935   0.149570655  -1.963127724
O    2.137065702   0.252017372   0.453718802
H    2.857920510   0.879316996   0.544133614
C    2.656149862  -1.053348282   0.687600592
H    1.823578359  -1.742135972   0.582024023
H    3.422288621  -1.322341029  -0.039280182
H    3.064246905  -1.154797480   1.693235082