18
charge = 0
 C 1.019085 -0.134705 0.046712
 C 2.546453 -0.008699 0.032083
 C 2.978056 1.066627 1.020585
 C 3.160282 -1.353267 0.437410
 C 2.978553 0.298887 -1.376725
 C 3.657240 1.354564 -1.803759
 H 0.667733 -0.417553 1.043133
 H 0.679700 -0.898844 -0.657843
 H 0.545379 0.810784 -0.227908
 H 2.645683 0.805815 2.028660
 H 2.545951 2.037843 0.767219
 H 4.065371 1.173133 1.044461
 H 2.821563 -1.643302 1.436136
 H 4.251442 -1.298350 0.448323
 H 2.869628 -2.145140 -0.258253
 H 2.682308 -0.455512 -2.106047
 H 3.984357 2.143575 -1.135646
 H 3.912318 1.466945 -2.851252