20

C    0.606784959   1.330421848   0.316434508
H    1.246498457   2.202264343   0.330352311
C    1.118084657   0.087248862   0.685116522
H    2.150057527  -0.003886783   0.993758239
C    0.292902289  -1.036087368   0.669107267
H    0.688496859  -2.000961486   0.955377972
C   -1.042831736  -0.916711123   0.288189637
H   -1.682709560  -1.788488247   0.279349028
C   -1.553588379   0.327348987  -0.079943171
H   -2.589234948   0.420289081  -0.377346195
C   -0.728041637   1.450843156  -0.066848338
H   -1.123623792   2.415658650  -0.353861434
C    0.452750320  -0.321223799   3.726674844
O    1.648242994  -0.157273053   3.803190621
O   -0.126751352  -1.532628760   3.926113201
H    0.607699506  -2.133737254   4.119151316
C   -0.569133908   0.722707718   3.405993664
H   -0.090839488   1.693654070   3.359170893
H   -1.021934010   0.489511530   2.443285617
H   -1.353984922   0.717171218   4.158493144
