21
ethyne and pentane dimer. Min dist:3.00631044969cm distance: 3.25
C	 0.08108961  0.32244373  0.50666396
H	 0.22250165  0.88703585  1.39478451
C	-0.08073378 -0.3222425  -0.50685927
H	-0.22285747 -0.88723707 -1.3945892 
C	 4.76926403  1.20521826  3.32011481
H	 4.38821257  0.84182942  4.27492795
H	 4.26113952  0.64923948  2.53223306
H	 5.83014037  0.96449192  3.26737171
C	 4.51933477  2.7005946   3.17592352
H	 4.92612344  3.05389183  2.22554827
H	 5.05127357  3.2423721   3.96100005
C	 3.04036909  3.05251816  3.25298926
H	 2.50145177  2.53876081  2.45123777
H	 2.63277068  2.67560628  4.19467249
C	 2.77767605  4.54913534  3.16201785
H	 3.16161888  4.92663087  2.2114543 
H	 3.34415392  5.05419317  3.94738004
C	 1.29875099  4.88858541  3.29238189
H	 0.90619136  4.53736174  4.24707711
H	 1.12200446  5.96143118  3.22978431
H	 0.71952452  4.40813943  2.50388561
