21
charge = 0
 C 1.102526 0.174867 -0.131747
 N 2.541848 0.064011 -0.053153
 C 2.978330 -1.027605 0.796544
 C 4.491448 -1.087050 0.874262
 C 5.026115 -2.221448 1.738830
 C 6.534756 -2.368484 1.574780
 N 4.602930 -2.024126 3.122153
 H 0.828636 1.049533 -0.725506
 H 0.603004 0.251563 0.849008
 H 0.695758 -0.706083 -0.636963
 H 2.929455 0.932444 0.296082
 H 2.604827 -1.961157 0.357057
 H 2.558900 -0.974836 1.813637
 H 4.876769 -0.136795 1.272655
 H 4.893447 -1.178221 -0.139242
 H 4.552605 -3.152286 1.400703
 H 7.044679 -1.446756 1.874344
 H 6.809887 -2.581564 0.537933
 H 6.917662 -3.180775 2.198637
 H 5.049487 -1.194610 3.500256
 H 4.906132 -2.801211 3.697240