21
ethyne and pentane dimer. Min dist:4.74243073758cm distance: 4.25
C	 0.56978978 -0.20633406 -0.00443984
H	 1.56834692 -0.56737819 -0.01154651
C	-0.56989506  0.20607633  0.00408243
H	-1.56824165  0.56763593  0.01190391
C	 5.6766939   3.43289146  6.1970721 
H	 4.8325464   3.27981863  6.87005315
H	 5.92978058  2.46497941  5.76445914
H	 6.52616862  3.76459052  6.79251988
C	 5.32081605  4.43676425  5.10849664
H	 6.18255023  4.59649017  4.45626131
H	 5.08945965  5.40462042  5.55855833
C	 4.13127575  3.98844698  4.271159  
H	 4.36355512  3.03343728  3.79034022
H	 3.27897323  3.80668283  4.9310897 
C	 3.73062886  5.00507058  3.21139255
H	 4.57151693  5.17221     2.53429751
H	 3.53081212  5.96161183  3.69911834
C	 2.5080485   4.56521984  2.41686812
H	 1.65341982  4.41585434  3.07732543
H	 2.22751842  5.30076578  1.66425209
H	 2.69623581  3.62054567  1.90673649
