20
charge = 0
 C 1.329715 -0.418800 0.276661
 C 2.669078 0.132787 -0.189199
 C 3.177385 1.234167 0.697640
 N 4.232139 2.149689 0.253499
 C 2.883410 2.674623 0.506770
 C 2.061686 3.160767 -0.656612
 C 2.794652 3.553820 1.725855
 H 1.000944 -1.249081 -0.352198
 H 0.555435 0.351867 0.248857
 H 1.392977 -0.786381 1.304363
 H 2.589060 0.483470 -1.222477
 H 3.413716 -0.671731 -0.202044
 H 3.315404 0.916418 1.731246
 H 4.368120 2.034618 -0.747503
 H 2.124139 2.499935 -1.522446
 H 2.404959 4.151951 -0.968980
 H 1.007925 3.252773 -0.378303
 H 3.444769 3.177356 2.516605
 H 1.769518 3.594927 2.105410
 H 3.109179 4.574636 1.488956