6,6'-((13,24,33,43,54,63-hexaoxine-2,5-diyl)bis(oxy))bis(13,23,34,43,53,64-hexaoxin-3-ol)

Thiophene(SIV)

5-氯苯并[b]噻吩

4-氯苯硫酚

5,5'-diformyl-2,2'-difuran