21
ethyne and pentane dimer. Min dist:3.52520279509cm distance: 3.5
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	 1.02221942  3.74980579  4.04075139
H	 0.84516532  4.52767666  3.29745566
H	 0.70645065  2.8023063   3.6041791 
H	 0.38211883  3.95173724  4.89847195
C	 2.49387867  3.70355099  4.42996303
H	 2.65153617  2.935616    5.19083689
H	 2.78718389  4.65310128  4.88290143
C	 3.40126837  3.42715163  3.23942696
H	 3.13634918  2.46272872  2.79570382
H	 3.22217254  4.18404832  2.47131342
C	 4.87946645  3.42873885  3.60284724
H	 5.06837084  2.6571882   4.35285441
H	 5.12540678  4.38374204  4.0721623 
C	 5.77574228  3.20216597  2.39256016
H	 5.61440577  3.97819082  1.6437878 
H	 6.83083978  3.20884156  2.66252413
H	 5.55742508  2.24340964  1.92226033
