21
ethyne and pentane dimer. Min dist:5.52470136509cm distance: 5.25
C	 0.26916079  0.36482974  0.40212633
H	 0.74153135  1.00371873  1.10654569
C	-0.26956446 -0.36464435 -0.4020373 
H	-0.74112768 -1.00390412 -1.10663472
C	 5.65142266  5.33692563  2.73494227
H	 6.0667459   6.3450629   2.74419592
H	 6.48819568  4.63858191  2.72124791
H	 5.09583818  5.21016198  1.80680085
C	 4.77304611  5.10645483  3.9575395 
H	 4.34663535  4.10123244  3.92274156
H	 3.93026345  5.80098253  3.94428968
C	 5.5355331   5.28550125  5.26279226
H	 6.36501626  4.57297041  5.30075833
H	 5.9803376   6.28387651  5.2818217 
C	 4.65910409  5.10892378  6.49479834
H	 4.23123474  4.10373153  6.49324792
H	 3.81862346  5.80341679  6.4311892 
C	 5.42446759  5.34183075  7.79072022
H	 5.83907602  6.34996205  7.81670506
H	 4.78791367  5.21684834  8.66555412
H	 6.25654613  4.64353637  7.88065515
