13
charge = 0
 O 1.029859 0.405172 0.118986
 C 2.404120 0.202620 0.042672
 C 3.232126 1.099582 0.952191
 O 3.980379 -0.026059 1.439585
 C 3.030491 -0.946517 0.873464
 C 3.622903 -2.067997 0.178339
 C 4.087009 -2.995574 -0.426605
 H 0.596251 -0.094388 -0.577320
 H 2.767369 0.189752 -0.989059
 H 2.623631 1.560387 1.738462
 H 3.873390 1.849206 0.484362
 H 2.322751 -1.299591 1.635440
 H 4.509129 -3.818701 -0.953427