13
charge = 0
 O 1.239841 0.357609 -0.579985
 C 2.398186 0.208466 -0.284448
 C 2.863196 -0.503211 0.907477
 C 4.164652 -0.610074 1.167493
 C 4.747854 -1.294903 2.363761
 C 5.768117 -2.267714 2.000714
 C 6.606845 -3.063880 1.682288
 H 3.209853 0.618276 -0.924803
 H 2.103335 -0.931150 1.555041
 H 4.878824 -0.169395 0.474077
 H 3.958207 -1.778951 2.945395
 H 5.202678 -0.539025 3.017815
 H 7.349723 -3.774349 1.405757