21
ethyne and pentane dimer. Min dist:5.12915204049cm distance: 4.0
C	-0.14765045  0.56648153 -0.15669039
H	-0.40565356  1.55911273 -0.43171297
C	 0.1472767  -0.56651806  0.15694381
H	 0.40602731 -1.5590762   0.43145955
C	 6.44174272  3.27849196  3.89262099
H	 6.8265997   4.28523656  3.72748401
H	 6.54982825  3.05710416  4.9543957 
H	 7.07194628  2.58239516  3.3408218 
C	 4.98310895  3.18403326  3.46498652
H	 4.61860679  2.16516942  3.61519883
H	 4.89659577  3.38941025  2.39579867
C	 4.09088191  4.15557721  4.22469834
H	 4.14596006  3.93925087  5.2958441 
H	 4.47400272  5.17061837  4.09099637
C	 2.6380823   4.10972871  3.77257266
H	 2.2428623   3.10300779  3.92684572
H	 2.59812995  4.29676155  2.6973067 
C	 1.76903426  5.12307117  4.5056027 
H	 2.13843395  6.1359173   4.34253624
H	 0.73286874  5.08479426  4.17235846
H	 1.78131535  4.939432    5.57993219
