21
ethyne and pentane dimer. Min dist:2.91993533652cm distance: 2.5
C	 0.45036712 -0.0990453  -0.39320903
H	 1.23996843 -0.27200815 -1.08178245
C	-0.45062698  0.09873712  0.39300228
H	-1.23970856  0.27231632  1.0819892 
C	 2.3089102   0.63816875  4.22953194
H	 2.83055061 -0.10281716  3.62310721
H	 3.03104991  1.0516907   4.9335024 
H	 1.54055597  0.12258886  4.80398714
C	 1.72027508  1.73376047  3.35055888
H	 1.1822982   2.45567686  3.96936959
H	 0.98557947  1.30451553  2.66587061
C	 2.78273142  2.45986043  2.53748189
H	 3.50825867  2.92030998  3.21481516
H	 3.3339625   1.73015923  1.93861063
C	 2.20452156  3.52380657  1.61507289
H	 1.67292312  4.26917788  2.21115238
H	 1.46025544  3.0590194   0.96483049
C	 3.27390926  4.20504292  0.77140977
H	 3.79877554  3.47587357  0.1535655 
H	 2.84966138  4.96145045  0.11260994
H	 4.01578167  4.69171556  1.40452358
