13
charge = 0
 O 2.511762 0.286969 -1.373387
 C 2.162882 -0.049536 -0.062447
 C 2.778814 0.928588 0.965655
 C 2.334891 0.604295 2.316254
 C 1.935338 0.310276 3.407847
 C 4.234431 0.922522 0.841351
 C 5.422028 0.889143 0.672657
 H 3.470871 0.235454 -1.448720
 H 2.467207 -1.069562 0.201601
 H 1.076292 0.014843 0.008743
 H 2.420242 1.933200 0.707121
 H 1.589283 0.057829 4.382306
 H 6.479591 0.871259 0.551038