18

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H 0.54574 1.77099 0.68738
C 0.99931 -0.33897 0.15666
C -0.33176 -1.00813 -0.27160
H -0.36591 -1.20291 -1.35270
C -1.03499 0.32098 0.10252
C -0.75229 -2.24134 0.50038
C 0.56367 1.65144 -1.46659
H 1.26776 -0.50114 1.20781
H 1.86777 -0.57538 -0.46500
H -1.84462 0.63002 -0.56436
H -1.39777 0.36415 1.13635
H -0.72052 -2.07291 1.58206
H -0.09209 -3.08360 0.26919
H -1.77347 -2.53196 0.23309
H 0.35035 0.94795 -2.27718
H 1.60475 1.97438 -1.56578
H -0.07515 2.52941 -1.60545