13
charge = 0
 O 1.207554 0.132236 0.556619
 C 2.247140 0.097249 -0.046143
 C 2.952489 1.266892 -0.577671
 C 4.107501 1.240433 -1.248657
 C 4.486444 2.640594 -1.612245
 C 3.313789 3.441814 -1.014188
 O 2.423634 2.494258 -0.394809
 H 2.772864 -0.857537 -0.255414
 H 4.670490 0.349968 -1.485552
 H 4.572859 2.773920 -2.695229
 H 5.450777 2.928756 -1.181863
 H 2.745277 3.984897 -1.771464
 H 3.633983 4.147540 -0.245482