Methyl 5-hydroxy-2-methyl-1H-indole-3-carboxylate

对茴香基对苯醌

2,5-bis(4-methoxyanilino)cyclohexa-2,5-diene-1,4-dione

2-(4-methoxyphenylamino)cyclohexa-2,5-diene-1,4-dione

2,5-二羟基苯硫酚