21
ethyne and pentane dimer. Min dist:3.66606268835cm distance: 3.25
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	 2.95492328  0.75696048  3.68805856
H	 2.08541729  0.65302939  3.03838367
H	 3.82711813  0.43005537  3.12195807
H	 2.82950802  0.07724012  4.52974786
C	 3.11505448  2.20106968  4.1444715 
H	 3.97595539  2.28503257  4.81178622
H	 2.24178647  2.5047097   4.72587722
C	 3.28614247  3.16355839  2.97764967
H	 4.17656891  2.88713199  2.40501266
H	 2.43433198  3.05819292  2.3006834 
C	 3.39600574  4.6175239   3.41475465
H	 4.26059859  4.73313923  4.07247673
H	 2.51715741  4.87318865  4.0106032 
C	 3.51478579  5.57199049  2.23393913
H	 2.64716268  5.48398053  1.57942521
H	 3.58898806  6.60940337  2.55708674
H	 4.39849531  5.34379321  1.63808553
