21
ethyne and pentane dimer. Min dist:3.86230489485cm distance: 3.75
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	 1.27221942  3.99980579  4.29075139
H	 1.09516532  4.77767666  3.54745566
H	 0.95645065  3.0523063   3.8541791 
H	 0.63211883  4.20173724  5.14847195
C	 2.74387867  3.95355099  4.67996303
H	 2.90153617  3.185616    5.44083689
H	 3.03718389  4.90310128  5.13290143
C	 3.65126837  3.67715163  3.48942696
H	 3.38634918  2.71272872  3.04570382
H	 3.47217254  4.43404832  2.72131342
C	 5.12946645  3.67873885  3.85284724
H	 5.31837084  2.9071882   4.60285441
H	 5.37540678  4.63374204  4.3221623 
C	 6.02574228  3.45216597  2.64256016
H	 5.86440577  4.22819082  1.8937878 
H	 7.08083978  3.45884156  2.91252413
H	 5.80742508  2.49340964  2.17226033
