13
charge = 0
 C 1.479898 0.770777 0.453229
 C 2.728372 0.394188 0.202518
 C 3.015562 -0.688387 -0.769511
 O 2.153849 -1.274738 -1.376080
 C 4.480594 -1.087608 -0.946498
 C 5.396970 0.029965 -1.065295
 C 6.141429 0.965047 -1.173935
 H 1.253138 1.553718 1.166963
 H 0.654232 0.293068 -0.063743
 H 3.573038 0.862375 0.696315
 H 4.538692 -1.739625 -1.820234
 H 4.753421 -1.692823 -0.071595
 H 6.805315 1.790832 -1.275334