18
charge = 0
 C 2.064673 1.269704 -0.223170
 C 2.331077 -0.204512 -0.005555
 N 2.995691 -0.787637 -1.155054
 C 2.862661 -2.211502 -1.322102
 C 2.123552 -1.275338 -2.214381
 C 2.533138 -1.032727 -3.604402
 C 1.689840 -0.865673 -4.614943
 H 1.591127 1.710499 0.656825
 H 1.402631 1.425891 -1.078399
 H 2.997332 1.802016 -0.418902
 H 1.387011 -0.730837 0.220448
 H 2.987419 -0.345674 0.859373
 H 2.268949 -2.761090 -0.594132
 H 3.739244 -2.733936 -1.691554
 H 1.052042 -1.208470 -2.025988
 H 3.606614 -0.995979 -3.773853
 H 0.614670 -0.891330 -4.466251
 H 2.042439 -0.699295 -5.625538