4-Bromo-1,2,3-benzenetriol

7,8-Dihydroxy-3,4-dimethyl-2H-chromen-2-one

benzene-1,2,3-triol,methanesulfonic acid

1-[3-methoxy-2,4-bis(phenylmethoxy)phenyl]ethanone

2,3,4-三羟基二苯基甲烷