21
ethyne and pentane dimer. Min dist:5.18144295604cm distance: 4.0
C	-0.13951587 -0.49194979  0.32523004
H	-0.38343279 -1.35439776  0.8946225 
C	 0.13923093  0.49220304 -0.32498525
H	 0.38371773  1.35414451 -0.89486729
C	 6.29588057  4.09432893  2.89807164
H	 6.20370387  5.13483423  2.58538654
H	 6.87459013  4.08039819  3.82163093
H	 6.86768713  3.56373612  2.13800708
C	 4.92157264  3.47327973  3.11016069
H	 5.02965904  2.42576022  3.4008999 
H	 4.36407699  3.47806888  2.17101078
C	 4.10870583  4.20820603  4.1666926 
H	 4.64403753  4.18336385  5.12062487
H	 4.02419169  5.26059899  3.88333285
C	 2.71273084  3.63083532  4.35389114
H	 2.7918894   2.58540036  4.66095091
H	 2.19909058  3.63253386  3.39007313
C	 1.89455453  4.40832022  5.37641021
H	 1.78783484  5.44987029  5.07196241
H	 0.89675058  3.98970563  5.50012325
H	 2.38304382  4.40075913  6.35077107
