21

O         -0.30394        2.87899       -0.21086
H          0.46766        2.30249       -0.43616
H         -0.32334        3.54579       -0.90776
O          3.44096       -0.14251        1.04714
H          3.33176       -0.17961        2.00514
H          2.82066       -0.81011        0.69584
O          1.77686        1.27199       -0.85476
H          1.51856        0.33669       -0.95096
H          2.48776        1.20089       -0.19336
O         -0.76484       -2.71371        0.02914
H         -0.89374       -3.22091        0.83934
H         -1.53974       -2.10211       -0.01336
O         -2.89604       -1.05001       -0.06646
H         -3.48214       -1.08721       -0.83166
H         -2.77334       -0.08671        0.11144
O          1.60516       -1.58001       -0.57126
H          0.74966       -2.01621       -0.33246
H          1.98196       -2.13551       -1.26496
O         -2.61344        1.60419        0.42054
H         -1.77544        2.06579        0.17524
H         -2.81504        1.91789        1.31014