7

 O                 -3.83963261    4.31811943   -2.73747017
 C                 -4.32397245    3.46223379   -3.52261046
 C                 -4.19666249    3.65828952   -5.04476496
 H                 -3.55682876    4.49228430   -5.24467864
 H                 -3.78050175    2.77602348   -5.48444311
 H                 -5.16420145    3.84278124   -5.46277353
 O                 -4.93203153    2.41207176   -3.05271095
