21
ethyne and pentane dimer. Min dist:5.35942980253cm distance: 4.5
C	 0.14371821 -0.55941012  0.18346456
H	 0.39481317 -1.53989379  0.50459199
C	-0.14333476  0.55957556 -0.18328894
H	-0.39519662  1.53972835 -0.50476762
C	 7.02512184  4.17641637  4.38482651
H	 7.09342927  3.65529683  5.34017373
H	 7.01504631  3.42029969  3.59981274
H	 7.9277453   4.77330169  4.26158516
C	 5.76700983  5.03281     4.32869921
H	 5.72407863  5.56549362  3.37585392
H	 5.80354954  5.796214    5.10889539
C	 4.49719233  4.21203855  4.50484273
H	 4.43445748  3.46294893  3.70978737
H	 4.55589102  3.66234257  5.447899  
C	 3.23330038  5.06040069  4.50255683
H	 3.15716894  5.59341183  3.55198376
H	 3.32013098  5.82321528  5.27931207
C	 1.97641782  4.23130866  4.73123371
H	 2.02801697  3.71033712  5.68770131
H	 1.07858987  4.84779929  4.73156236
H	 1.86285348  3.47636487  3.95327417
