13
charge = 0
 O 0.958576 -0.097254 -0.030876
 C 2.371681 -0.106628 -0.038774
 C 2.901058 -1.542007 0.151321
 C 4.342903 -1.612047 0.290401
 C 5.535035 -1.649275 0.421031
 C 2.826567 0.465958 -1.299052
 C 3.222391 0.921980 -2.334452
 H 0.664987 -0.262575 0.869338
 H 2.768261 0.515378 0.775754
 H 2.565833 -2.146548 -0.695939
 H 2.430242 -1.955762 1.050166
 H 6.593372 -1.686229 0.526783
 H 3.569304 1.330010 -3.254283