21
ethyne and pentane dimer. Min dist:2.41910777624cm distance: 2.75
C	 0.25100001  0.5379604   0.12186658
H	 0.69053742  1.4805018   0.33620811
C	-0.2508654  -0.53793507 -0.12229842
H	-0.69067203 -1.48052712 -0.33577627
C	 0.27221942  2.99980579  3.29075139
H	 0.09516532  3.77767666  2.54745566
H	-0.04354935  2.0523063   2.8541791 
H	-0.36788117  3.20173724  4.14847195
C	 1.74387867  2.95355099  3.67996303
H	 1.90153617  2.185616    4.44083689
H	 2.03718389  3.90310128  4.13290143
C	 2.65126837  2.67715163  2.48942696
H	 2.38634918  1.71272872  2.04570382
H	 2.47217254  3.43404832  1.72131342
C	 4.12946645  2.67873885  2.85284724
H	 4.31837084  1.9071882   3.60285441
H	 4.37540678  3.63374204  3.3221623 
C	 5.02574228  2.45216597  1.64256016
H	 4.86440577  3.22819082  0.8937878 
H	 6.08083978  2.45884156  1.91252413
H	 4.80742508  1.49340964  1.17226033
