13
charge = 0
 C 1.022075 -0.121848 -0.174821
 C 2.528344 -0.099906 -0.164123
 O 3.173914 -1.040487 -0.553309
 C 3.222162 1.133251 0.347945
 C 2.542513 2.198540 0.789095
 C 4.645457 1.110834 0.339985
 C 5.846413 1.089588 0.332326
 H 0.696578 -1.080672 -0.572767
 H 0.622543 0.683423 -0.796091
 H 0.620807 0.007745 0.833275
 H 1.460548 2.214741 0.794753
 H 3.057600 3.078095 1.154363
 H 6.910397 1.063376 0.322788