15

C -0.78129 -0.98951 -0.18639
C -1.17268 0.40679 0.26624
C -0.00458 1.25447 -0.20775
C 1.21942 0.38690 0.06039
C 0.72081 -1.05917 0.06327
H -1.32760 -1.77107 0.34971
H -0.98629 -1.10789 -1.25701
H -1.25318 0.44524 1.35899
H -2.12509 0.73214 -0.16178
H -0.09460 1.44910 -1.28325
H 0.04853 2.21845 0.30628
H 1.99702 0.54955 -0.69265
H 1.65234 0.63088 1.03743
H 1.22288 -1.66407 -0.69903
H 0.92647 -1.52027 1.03609