21

C          3.19980        1.14440        3.78900
C          3.36580        0.09640        2.90260
C          2.77980        0.15020        1.65240
C          2.02720        1.25080        1.28570
C          1.86110        2.30000        2.17310
C          2.44810        2.24480        3.42400
C          1.00010        3.37030        1.52760
H         -0.04300        3.25170        1.82060
C          1.17340        3.10960        0.00760
C          1.28640        1.56180       -0.00180
H          1.85730        1.22410       -0.86680
O         -0.01100        0.96280        0.00730
O          1.47220        4.67460        1.87110
H          3.65720        1.10270        4.76640
H          3.95300       -0.76420        3.18740
H          2.90960       -0.66890        0.96050
H          2.31900        3.06330        4.11660
H          2.08400        3.57380       -0.37100
H          0.30020        3.44470       -0.55220
H          0.00210       -0.00410        0.00200
H          1.38710        4.88900        2.81020