21
ethyne and pentane dimer. Min dist:5.42703817701cm distance: 4.5
C	-0.48608136 -0.0995556   0.34794748
H	-1.33828543 -0.27394512  0.95692716
C	 0.48635505  0.09953043 -0.34758733
H	 1.33801174  0.27397029 -0.95728731
C	 4.46881643  1.9518623   4.4847199 
H	 3.7809309   1.86454873  5.3262124 
H	 3.88387286  1.84298183  3.57145836
H	 5.16859988  1.11875924  4.53403548
C	 5.18448012  3.2958978   4.51300813
H	 5.88578544  3.35944428  3.6777586 
H	 5.78021656  3.37913873  5.42459791
C	 4.21794053  4.47018548  4.44993325
H	 3.63635203  4.41395699  3.52485103
H	 3.50359355  4.38864162  5.27335618
C	 4.91464647  5.82128935  4.52908847
H	 5.61238403  5.91792296  3.69403741
H	 5.51569609  5.85440015  5.44036087
C	 3.9310637   6.98398126  4.51672224
H	 3.24137079  6.91331616  5.35828877
H	 4.43909777  7.94541998  4.57749079
H	 3.33515283  6.97825313  3.60408022
