13
charge = 0
 C 1.707305 -0.482216 0.932408
 C 2.354244 0.161641 -0.036296
 C 2.977706 -0.450226 -1.192913
 C 3.639047 0.210744 -2.182611
 O 4.102596 -0.645544 -3.115196
 C 3.733799 -1.886884 -2.721319
 C 3.047369 -1.836211 -1.560750
 H 1.269152 0.054287 1.764520
 H 1.592921 -1.560610 0.929097
 H 2.437537 1.244313 0.019942
 H 3.849600 1.255216 -2.346690
 H 4.032115 -2.695320 -3.368085
 H 2.637999 -2.678491 -1.026597