21
charge = 0
 C 2.151160 -0.583323 -0.816326
 N 3.400180 -0.139146 -0.240821
 C 3.287968 1.120434 0.462870
 C 4.628749 1.579991 1.002058
 C 4.541930 2.883324 1.777936
 C 5.882881 3.343696 2.317687
 N 5.748845 4.611303 3.019662
 H 2.308618 -1.504599 -1.380893
 H 1.676237 0.154956 -1.484936
 H 1.438699 -0.805364 -0.016508
 H 4.101712 -0.056320 -0.966632
 H 2.589421 0.977792 1.296706
 H 2.852512 1.918785 -0.167430
 H 5.328701 1.703650 0.165035
 H 5.041590 0.786811 1.634357
 H 3.842821 2.760953 2.615691
 H 4.129547 3.677905 1.147338
 H 6.572252 3.495703 1.480036
 H 6.314530 2.538325 2.934647
 H 5.155548 4.499602 3.833476
 H 6.648098 4.932092 3.355737