21
ethyne and pentane dimer. Min dist:2.92287776125cm distance: 3.5
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	 5.05175108  5.41687215  4.14177985
H	 4.25705812  6.04634062  4.5432177 
H	 5.52620718  4.91249654  4.98353826
H	 5.79452231  6.06588208  3.67997184
C	 4.48818682  4.40599783  3.15186339
H	 5.29820043  3.79833113  2.74182898
H	 4.03466882  4.92846067  2.30677115
C	 3.44438979  3.49503813  3.78255268
H	 3.89623788  2.94306228  4.6122152 
H	 2.64852805  4.1088146   4.21249322
C	 2.83396402  2.51245894  2.79307559
H	 3.62230035  1.87997612  2.37837407
H	 2.41326522  3.07251136  1.95514471
C	 1.75552791  1.64376439  3.42694135
H	 0.94994081  2.26072944  3.82604991
H	 1.32278895  0.94724398  2.7101763 
H	 2.16246226  1.06201972  4.2540058 
