21
ethyne and pentane dimer. Min dist:4.18051388732cm distance: 4.5
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	 6.05175108  6.41687215  5.14177985
H	 5.25705812  7.04634062  5.5432177 
H	 6.52620718  5.91249654  5.98353826
H	 6.79452231  7.06588208  4.67997184
C	 5.48818682  5.40599783  4.15186339
H	 6.29820043  4.79833113  3.74182898
H	 5.03466882  5.92846067  3.30677115
C	 4.44438979  4.49503813  4.78255268
H	 4.89623788  3.94306228  5.6122152 
H	 3.64852805  5.1088146   5.21249322
C	 3.83396402  3.51245894  3.79307559
H	 4.62230035  2.87997612  3.37837407
H	 3.41326522  4.07251136  2.95514471
C	 2.75552791  2.64376439  4.42694135
H	 1.94994081  3.26072944  4.82604991
H	 2.32278895  1.94724398  3.7101763 
H	 3.16246226  2.06201972  5.2540058 
