13
charge = 0
 O 3.546583 -3.618048 0.574008
 C 2.703758 -3.106287 -0.109661
 C 2.955956 -1.921177 -1.010823
 N 4.311539 -1.451817 -1.092086
 C 5.192039 -2.347445 -1.820394
 C 6.527927 -1.774065 -1.942567
 N 7.587538 -1.338172 -2.025673
 H 1.653818 -3.474102 -0.097626
 H 2.302131 -1.112722 -0.654892
 H 2.578827 -2.165561 -2.012403
 H 4.681450 -1.298182 -0.161411
 H 4.795519 -2.483374 -2.832379
 H 5.295126 -3.345658 -1.371503