21

O 1.14295 0.15979 -0.08922
C 2.56714 0.18341 -0.03693
C 3.02534 1.64399 0.05837
C 2.59789 2.46748 -1.14852
C 3.05886 -0.61817 1.17562
C 2.68646 -2.10160 1.09836
C 3.24244 -2.87504 2.28429
H 0.87174 -0.73110 -0.36770
H 2.95078 -0.25923 -0.96392
H 4.11741 1.68639 0.15003
H 2.60005 2.10874 0.95695
H 2.99999 2.04332 -2.07413
H 2.96913 3.49250 -1.05534
H 1.50783 2.51261 -1.23523
H 2.62332 -0.19850 2.09154
H 4.14859 -0.52370 1.25639
H 3.07651 -2.53542 0.17029
H 1.59748 -2.22068 1.08242
H 4.33527 -2.81629 2.31436
H 2.96094 -3.93033 2.21404
H 2.85074 -2.48112 3.22746