21
ethyne and pentane dimer. Min dist:3.92745986049cm distance: 3.75
C	-0.19047684 -0.52312589  0.23939869
H	-0.52458205 -1.43994825  0.65812317
C	 0.19066856  0.52324572 -0.2390061 
H	 0.52439033  1.43982842 -0.65851577
C	 3.88150794  6.29450978  3.70114033
H	 3.22709014  6.40252885  2.83569881
H	 3.27664941  6.46456188  4.59180806
H	 4.63437072  7.08011536  3.65411761
C	 4.51021538  4.90766981  3.72956558
H	 5.17973403  4.82234664  4.5886196 
H	 5.1274285   4.7625597   2.84028614
C	 3.46900833  3.79890617  3.79006245
H	 2.86375938  3.9165352   4.69395462
H	 2.78726561  3.90332514  2.94195286
C	 4.07993358  2.40484917  3.76721863
H	 4.74378202  2.28673699  4.62677712
H	 4.70564501  2.30942385  2.87718854
C	 3.02404369  1.30737195  3.77620502
H	 2.36675984  1.39889401  2.91104275
H	 3.47114355  0.3144743   3.75591209
H	 2.40166289  1.37519121  4.66844978
