18
charge = 0
 C 0.939601 0.022591 0.075347
 C 2.443948 -0.016785 -0.045136
 C 3.285950 1.136964 0.534804
 C 4.344347 0.098312 0.947246
 C 3.254999 -0.987501 0.843471
 C 3.612739 -2.356463 0.317078
 H 0.486396 -0.916093 -0.256991
 H 0.637545 0.189995 1.113682
 H 0.510895 0.827161 -0.529224
 H 2.733291 -0.179969 -1.090644
 H 2.795712 1.575353 1.408834
 H 3.586220 1.943287 -0.136767
 H 4.851805 0.228617 1.904759
 H 5.099792 -0.032547 0.167101
 H 2.747028 -1.077835 1.811582
 H 4.276459 -2.888516 1.004846
 H 4.125037 -2.280076 -0.646830
 H 2.722327 -2.975816 0.173763