21
ethyne and pentane dimer. Min dist:2.5945786449cm distance: 3.0
C	 0.08108961  0.32244373  0.50666396
H	 0.22250165  0.88703585  1.39478451
C	-0.08073378 -0.3222425  -0.50685927
H	-0.22285747 -0.88723707 -1.3945892 
C	 4.51926403  0.95521826  3.07011481
H	 4.13821257  0.59182942  4.02492795
H	 4.01113952  0.39923948  2.28223306
H	 5.58014037  0.71449192  3.01737171
C	 4.26933477  2.4505946   2.92592352
H	 4.67612344  2.80389183  1.97554827
H	 4.80127357  2.9923721   3.71100005
C	 2.79036909  2.80251816  3.00298926
H	 2.25145177  2.28876081  2.20123777
H	 2.38277068  2.42560628  3.94467249
C	 2.52767605  4.29913534  2.91201785
H	 2.91161888  4.67663087  1.9614543 
H	 3.09415392  4.80419317  3.69738004
C	 1.04875099  4.63858541  3.04238189
H	 0.65619136  4.28736174  3.99707711
H	 0.87200446  5.71143118  2.97978431
H	 0.46952452  4.15813943  2.25388561
