2,5-二羟基-4-十八烷基苯磺酸

2,5-二(氯甲基)-1,4-二(丁氧基苯)

3,6-dioxo-2,5-di(pyridin-1-ium-1-yl)cyclohexa-1,4-diene-1,4-diolate

2,5-bis[(cyclohexylamino)methyl]benzene-1,4-diol

1,4-bis(4-bromobutoxy)benzene