20
charge = 0
 C 1.569539 1.055470 -0.294031
 C 2.550614 0.121549 0.401589
 C 2.640748 0.422236 1.886457
 O 1.404704 0.105212 2.505477
 C 2.189625 -1.338415 0.125999
 C 3.111322 -2.370205 0.753350
 N 4.495818 -2.165700 0.346773
 H 1.859503 2.101771 -0.164395
 H 0.562692 0.933828 0.112158
 H 1.527889 0.850874 -1.367119
 H 3.555917 0.301245 0.005013
 H 2.879043 1.487001 2.020019
 H 3.459194 -0.158853 2.330428
 H 1.460853 0.335837 3.434544
 H 2.174488 -1.488290 -0.961487
 H 1.170291 -1.528453 0.475389
 H 2.725787 -3.371816 0.506957
 H 3.064352 -2.284528 1.843212
 H 4.589112 -2.297936 -0.653887
 H 5.102520 -2.844896 0.788264