21
ethyne and pentane dimer. Min dist:2.93556163259cm distance: 3.5
C	-0.45535188 -0.38881452 -0.09344405
H	-1.2526627  -1.0707392  -0.25713249
C	 0.45506725  0.38916635  0.09342296
H	 1.25294734  1.07038737  0.25715357
C	 6.01770502  3.10912912  3.44907829
H	 6.25134397  3.93530483  4.12121394
H	 6.01089886  2.19564944  4.04369506
H	 6.82461338  3.02800391  2.72209326
C	 4.66882805  3.32836448  2.77686335
H	 4.45914402  2.50472222  2.09045594
H	 4.70036495  4.23629968  2.17065712
C	 3.53173311  3.44888284  3.78166146
H	 3.47102512  2.53144988  4.3748016 
H	 3.75791262  4.25830186  4.48069651
C	 2.18400227  3.71965695  3.12786534
H	 1.94176193  2.90112956  2.4460893 
H	 2.26486581  4.61982704  2.51473465
C	 1.06641473  3.88878389  4.14856835
H	 1.28366891  4.71750782  4.82304693
H	 0.1076114   4.08573693  3.67101048
H	 0.95810584  2.99124954  4.75746842
