13
charge = 0
 C 0.897670 -0.047679 -0.065379
 C 2.372668 0.164893 -0.000554
 C 3.041035 1.041359 -0.750094
 C 3.096399 -0.681929 0.980651
 O 2.518565 -1.488187 1.676820
 C 4.538444 -0.524060 1.094115
 C 5.729015 -0.432045 1.226058
 H 0.441351 0.609153 -0.805858
 H 0.439055 0.137292 0.908863
 H 0.669265 -1.085809 -0.318017
 H 2.531062 1.668926 -1.472388
 H 4.115164 1.152317 -0.659201
 H 6.784397 -0.359121 1.351585