21
charge = 0
 C 1.304406 0.397582 -0.093447
 C 2.756617 -0.048306 -0.075091
 C 2.913805 -1.559073 0.010792
 C 4.366246 -1.997564 0.028711
 C 4.638062 -3.472208 0.111962
 C 6.089767 -3.840385 0.125881
 C 3.684914 -4.397319 0.169750
 H 1.218299 1.484881 -0.155411
 H 0.781504 0.073981 0.810972
 H 0.772740 -0.027050 -0.949681
 H 3.273208 0.417407 0.772347
 H 3.264517 0.317152 -0.975305
 H 2.399105 -2.024038 -0.838073
 H 2.407823 -1.923629 0.912325
 H 4.881457 -1.510435 0.868708
 H 4.872803 -1.609998 -0.866570
 H 6.601598 -3.376723 0.975944
 H 6.592937 -3.477153 -0.776585
 H 6.232577 -4.919896 0.187038
 H 2.631843 -4.144303 0.160456
 H 3.933674 -5.451313 0.228966