20

I 1.67511 -0.63868 2.28980
C 1.49741 -1.62317 0.40244
C 2.64593 -1.28338 -0.55001
C 4.01803 -1.86546 -0.18362
C 4.08560 -3.39162 -0.04238
C 3.76827 -4.13372 -1.34609
C 3.83825 -5.65691 -1.20764
I 5.84505 -6.38402 -1.11659
H 0.55785 -1.29764 -0.05937
H 1.40989 -2.70441 0.54577
H 2.74454 -0.19360 -0.63453
H 2.37276 -1.63287 -1.55299
H 4.36924 -1.41689 0.75261
H 4.73735 -1.55226 -0.95119
H 3.41454 -3.72815 0.75335
H 5.10005 -3.64370 0.28727
H 4.43387 -3.78843 -2.14632
H 2.74692 -3.88285 -1.65508
H 3.35454 -6.10972 -2.08112
H 3.27537 -5.98581 -0.32737