18

C 0.18879 -1.03548 0.51643
C 0.24955 -1.13796 -0.82103
C 0.99839 -2.15465 -1.63602
C 0.03969 -3.00214 -2.47367
C 0.78900 -4.02767 -3.31004
C 0.84783 -1.90652 1.53611
H -0.41031 -0.22538 0.93127
H -0.30052 -0.39879 -1.40368
H 1.61218 -2.80868 -1.00962
H 1.69132 -1.61959 -2.29719
H -0.54778 -2.35888 -3.13983
H -0.67031 -3.52290 -1.82016
H 1.48920 -3.53946 -3.99567
H 0.08551 -4.61756 -3.90619
H 1.35432 -4.71584 -2.67323
H 1.47907 -2.68522 1.10399
H 0.08579 -2.39358 2.15268
H 1.47498 -1.29379 2.19181