21
ethyne and pentane dimer. Min dist:2.88903152587cm distance: 2.75
C	-0.38880285 -0.12547526  0.44759598
H	-1.07000686 -0.34615986  1.2316745 
C	 0.38878261  0.1259178  -0.44750115
H	 1.07002709  0.34571731 -1.23176933
C	 2.45492328  0.25696048  3.18805856
H	 1.58541729  0.15302939  2.53838367
H	 3.32711813 -0.06994463  2.62195807
H	 2.32950802 -0.42275988  4.02974786
C	 2.61505448  1.70106968  3.6444715 
H	 3.47595539  1.78503257  4.31178622
H	 1.74178647  2.0047097   4.22587722
C	 2.78614247  2.66355839  2.47764967
H	 3.67656891  2.38713199  1.90501266
H	 1.93433198  2.55819292  1.8006834 
C	 2.89600574  4.1175239   2.91475465
H	 3.76059859  4.23313923  3.57247673
H	 2.01715741  4.37318865  3.5106032 
C	 3.01478579  5.07199049  1.73393913
H	 2.14716268  4.98398053  1.07942521
H	 3.08898806  6.10940337  2.05708674
H	 3.89849531  4.84379321  1.13808553
