13
charge = 0
 N 0.970514 -0.241183 -0.200457
 N 2.299860 -0.137554 -0.085561
 C 2.810500 0.730313 0.723805
 C 2.046255 1.664693 1.550357
 C 2.566116 2.422910 2.513016
 C 4.236372 0.771606 0.788431
 C 5.432538 0.838708 0.889301
 H 0.708787 -1.100164 -0.654353
 H 0.398553 -0.015721 0.603935
 H 0.989635 1.767531 1.321984
 H 3.620237 2.371575 2.761469
 H 1.950054 3.116869 3.071667
 H 6.493556 0.883316 0.958106