21
charge = 0
 C 2.302706 0.761679 1.164449
 C 2.582719 -0.113273 -0.054650
 C 3.100601 -1.483679 0.308368
 C 2.000181 -2.474396 0.552764
 C 4.406559 -1.766706 0.413243
 C 5.491229 -0.750908 0.202290
 C 4.955934 -3.120454 0.752768
 H 1.864932 1.719917 0.872788
 H 3.223285 0.962879 1.717418
 H 1.606890 0.274490 1.852426
 H 3.272453 0.405395 -0.723470
 H 1.653751 -0.236540 -0.622825
 H 1.236139 -2.037425 1.204384
 H 2.331220 -3.401312 1.016551
 H 1.494250 -2.728065 -0.386088
 H 5.122990 0.260390 0.042094
 H 6.117589 -1.024815 -0.654667
 H 6.157416 -0.725945 1.071851
 H 4.200682 -3.900015 0.823627
 H 5.501762 -3.090576 1.702895
 H 5.681800 -3.431830 -0.006805