20
charge = 0
 C 2.071353 1.135426 -0.131929
 C 3.543368 0.883962 0.179954
 C 4.068210 -0.330393 -0.515739
 C 4.680676 -1.399003 -0.001508
 C 5.123930 -2.534318 -0.872181
 C 4.980228 -1.572521 1.461491
 N 4.233643 -2.704881 2.004976
 H 1.717566 2.053717 0.342798
 H 1.448967 0.309362 0.220660
 H 1.908996 1.232793 -1.208736
 H 3.681866 0.812939 1.260844
 H 4.123640 1.757328 -0.144508
 H 3.911604 -0.327252 -1.595091
 H 6.215530 -2.631590 -0.854495
 H 4.810948 -2.392745 -1.907753
 H 4.719090 -3.479923 -0.503414
 H 4.812488 -0.634147 2.003330
 H 6.046219 -1.807522 1.566849
 H 3.242873 -2.494598 2.010758
 H 4.508205 -2.885840 2.962185