20
charge = 0
 C 1.720815 0.568869 -0.362244
 N 3.158604 0.578096 -0.479903
 C 3.690511 1.908425 -0.297641
 C 3.773210 -0.378704 0.421096
 C 5.224969 -0.627830 0.118329
 C 5.540237 -1.063242 -1.276333
 C 6.155053 -0.493632 1.058181
 H 1.284916 1.253112 -1.094035
 H 1.367958 0.876505 0.639802
 H 1.335396 -0.433284 -0.563694
 H 3.263605 2.582708 -1.043521
 H 4.774984 1.901209 -0.421474
 H 3.468472 2.320610 0.704384
 H 3.230611 -1.325433 0.305975
 H 3.664984 -0.073493 1.478545
 H 5.015650 -1.994235 -1.517075
 H 6.610303 -1.222702 -1.414423
 H 5.192056 -0.320503 -1.998625
 H 5.900095 -0.170824 2.062098
 H 7.199241 -0.708772 0.857947