21
ethyne and pentane dimer. Min dist:3.91817636918cm distance: 3.25
C	 0.32477472  0.40263384 -0.31569167
H	 0.89447065  1.10805631 -0.86827235
C	-0.32511524 -0.40260533  0.31539422
H	-0.89413012 -1.10808481  0.8685698 
C	 1.48450331  5.07500258  3.03413284
H	 2.08482676  5.70461648  2.3767761 
H	 0.7985415   4.50676693  2.40594083
H	 0.88987146  5.72620262  3.67330504
C	 2.37463956  4.14304201  3.84562105
H	 1.76135447  3.53520096  4.51488911
H	 3.04086004  4.72885341  4.48264707
C	 3.21584955  3.23008492  2.9647102 
H	 2.55741548  2.61579474  2.34318298
H	 3.80924938  3.84239115  2.28066047
C	 4.1489868   2.32782437  3.75990021
H	 3.55894261  1.6961915   4.42801234
H	 4.77999045  2.94966888  4.39858492
C	 5.02006222  1.45795358  2.8632437 
H	 5.63206218  2.07557794  2.20529211
H	 5.68629987  0.81927909  3.44149808
H	 4.40654435  0.81554885  2.23160296
