20
charge = 0
 C 1.081909 -0.036971 0.053962
 C 2.587556 -0.232250 0.129354
 C 2.938139 -1.421847 1.023017
 N 3.126875 -0.287806 -1.215298
 C 4.566504 -0.348587 -1.460931
 C 4.271135 -1.158637 -2.732663
 C 2.895371 -1.430104 -2.104160
 H 0.651782 0.084198 1.050706
 H 0.602672 -0.905455 -0.408776
 H 0.838703 0.842732 -0.544282
 H 3.025817 0.667527 0.580644
 H 2.472561 -2.343377 0.662904
 H 2.576955 -1.248788 2.039602
 H 4.016536 -1.586432 1.081790
 H 5.123783 -0.945462 -0.722463
 H 5.057006 0.623958 -1.566147
 H 4.906131 -2.018870 -2.937950
 H 4.204404 -0.528994 -3.619423
 H 2.872696 -2.402102 -1.588696
 H 2.011946 -1.350823 -2.743772