12

O   -0.636134928  -0.023282411   0.280599321
H    0.308097372  -0.047078748   0.076463691
C   -1.152065407  -1.311287783   0.015259549
H   -2.209945023  -1.296265392   0.263955863
H   -1.056610240  -1.592670859  -1.036190606
H   -0.674835746  -2.086272765   0.620511449
O    2.434658487  -0.130967587  -0.022542605
H    2.903447797   0.483416937  -0.592208559
C    2.943492413   0.026051351   1.299174719
H    2.389923333  -0.662145076   1.929305599
H    4.002488515  -0.224387548   1.355897860
H    2.791052775   1.036745404   1.677067265
