21
ethyne and pentane dimer. Min dist:5.6929937921cm distance: 5.5
C	 0.12106145  0.59355871  0.01691249
H	 0.33261541  1.63367835  0.04717449
C	-0.12076147 -0.59361917 -0.01724657
H	-0.33291538 -1.6336179  -0.04684042
C	 7.05175108  7.41687215  6.14177985
H	 6.25705812  8.04634062  6.5432177 
H	 7.52620718  6.91249654  6.98353826
H	 7.79452231  8.06588208  5.67997184
C	 6.48818682  6.40599783  5.15186339
H	 7.29820043  5.79833113  4.74182898
H	 6.03466882  6.92846067  4.30677115
C	 5.44438979  5.49503813  5.78255268
H	 5.89623788  4.94306228  6.6122152 
H	 4.64852805  6.1088146   6.21249322
C	 4.83396402  4.51245894  4.79307559
H	 5.62230035  3.87997612  4.37837407
H	 4.41326522  5.07251136  3.95514471
C	 3.75552791  3.64376439  5.42694135
H	 2.94994081  4.26072944  5.82604991
H	 3.32278895  2.94724398  4.7101763 
H	 4.16246226  3.06201972  6.2540058 
