20
charge = 0
 C 0.774174 -0.591707 -0.130034
 C 2.106917 0.012512 -0.542755
 C 2.940660 -0.838500 -1.502036
 C 4.336138 -0.244269 -1.642352
 C 2.256247 -1.004719 -2.858522
 C 2.947082 -1.973958 -3.805075
 H 0.277301 0.033195 0.615913
 H 0.912112 -1.583671 0.310318
 H 0.086960 -0.696379 -0.972320
 H 2.703516 0.196680 0.357768
 H 1.941691 0.997353 -0.998374
 H 3.040831 -1.838913 -1.055475
 H 4.287872 0.750262 -2.098460
 H 4.815695 -0.137043 -0.665920
 H 4.987882 -0.862961 -2.262151
 H 2.178103 -0.017914 -3.333156
 H 1.229248 -1.346977 -2.700826
 H 3.943111 -1.630487 -4.092208
 H 2.370084 -2.101526 -4.724076
 H 3.056557 -2.960768 -3.345370