21
charge = 0
 C 1.177822 0.001307 -0.189672
 C 2.670177 0.034523 0.073004
 C 3.112705 1.160488 1.007688
 C 4.487920 0.732465 1.553022
 C 4.634627 -0.755592 1.184258
 C 3.241525 -1.213520 0.751912
 C 3.240642 -2.468834 -0.097440
 H 0.833032 0.935450 -0.641113
 H 0.625051 -0.138452 0.745035
 H 0.901566 -0.811105 -0.866630
 H 3.195755 0.150693 -0.886584
 H 2.388866 1.243106 1.826076
 H 3.135232 2.132880 0.509953
 H 4.544608 0.885071 2.632927
 H 5.294391 1.324655 1.115280
 H 5.038869 -1.359248 2.000335
 H 5.321126 -0.871030 0.338143
 H 2.638684 -1.396335 1.653963
 H 3.813163 -2.312027 -1.017439
 H 2.228253 -2.768427 -0.380142
 H 3.694264 -3.309070 0.435037