18

C 0.74618 -0.29478 0.34572
C 1.46775 0.34572 1.28030
C 0.03861 0.45436 -0.76122
C -1.48521 0.32654 -0.68927
C -2.16140 1.13288 -1.78794
C 0.64126 -1.79434 0.32941
H 1.98771 -0.19366 2.06655
H 1.55879 1.42774 1.28678
H 0.39836 0.07940 -1.72763
H 0.30880 1.51792 -0.72871
H -1.84670 0.67324 0.28624
H -1.78509 -0.72280 -0.79119
H -1.92833 2.19817 -1.69314
H -3.24810 1.01638 -1.72928
H -1.83675 0.79617 -2.77771
H 0.92497 -2.18567 -0.65287
H -0.38246 -2.11160 0.55014
H 1.29919 -2.25930 1.07144