20
charge = 0
 C 1.115413 -0.725400 -0.127282
 C 2.519903 -0.146716 -0.219797
 C 3.033700 -0.184717 -1.651148
 C 2.615959 1.277808 0.378998
 N 1.808637 2.294750 -0.267610
 C 2.356791 1.245040 1.856698
 C 1.618916 2.110298 2.537131
 H 1.098412 -1.760145 -0.477856
 H 0.414295 -0.163709 -0.752414
 H 0.737844 -0.709500 0.897843
 H 3.184851 -0.773610 0.389161
 H 2.391744 0.396517 -2.320446
 H 3.050259 -1.208113 -2.033751
 H 4.048699 0.216193 -1.724596
 H 3.664356 1.586983 0.251758
 H 0.825699 2.052670 -0.225833
 H 2.060968 2.392332 -1.241828
 H 2.837372 0.424344 2.386476
 H 1.143730 2.951076 2.044926
 H 1.488942 2.012999 3.608770