21
charge = 0
 C 1.661329 -0.560259 -0.499283
 C 2.820708 -0.079896 0.356420
 C 2.873311 -0.755943 1.720568
 C 4.067453 -0.334960 2.573866
 C 5.355555 -1.104714 2.366217
 C 5.410095 -2.595815 2.497738
 C 5.642779 -1.953381 1.163992
 H 1.734475 -1.633693 -0.697135
 H 1.632399 -0.047142 -1.463335
 H 0.703762 -0.384373 -0.000674
 H 3.764531 -0.239232 -0.174582
 H 2.743429 1.003279 0.506602
 H 2.861451 -1.845371 1.592024
 H 1.948634 -0.518741 2.257892
 H 3.803686 -0.411217 3.634609
 H 4.261910 0.728562 2.391890
 H 6.223949 -0.591888 2.768848
 H 4.473761 -3.124578 2.637204
 H 6.251658 -3.038620 3.016027
 H 4.867590 -2.072609 0.417453
 H 6.648134 -1.948169 0.760959