21
charge = 0
 C 1.111765 0.338869 -0.408457
 C 2.542544 -0.033879 -0.049361
 C 2.909694 0.235019 1.394086
 C 2.136621 -0.573107 2.405054
 C 4.355438 0.530629 1.677411
 C 3.342770 1.640262 1.721910
 C 3.006451 2.337804 3.010104
 H 0.917846 0.173826 -1.470921
 H 0.915784 1.392877 -0.192869
 H 0.385770 -0.254812 0.151792
 H 3.232105 0.523104 -0.692827
 H 2.712488 -1.095396 -0.269050
 H 1.072282 -0.321577 2.400432
 H 2.506736 -0.419014 3.419325
 H 2.226245 -1.641484 2.183989
 H 5.061524 0.499215 0.855099
 H 4.760176 0.193109 2.625945
 H 3.360606 2.305690 0.861935
 H 3.045312 1.659753 3.864506
 H 2.004399 2.775583 2.979367
 H 3.715235 3.147228 3.206638