7-bromo-1,3-dihydroxy-9H-xanthen-9-one

2-[(6-chloro-2-oxo-4-propyl-2H-chromen-7-yl)oxy]propanoic acid

5-bromo-2-(1H-tetrazol-1-yl)benzoic acid

1-(2,3,4-trihydroxyphenyl)ethanone

2',3',4'-三羟基苯乙酮

1-(3,5-dimethoxyphenyl)-5-oxopyrrolidine-3-carboxylic acid

N-(3,4-dimethoxybenzyl)-4-methyl-1,3-thiazol-2-amine

3-[5-(benzyloxy)-1H-indol-1-yl]propanoic acid

3-ethyl-7-hydroxy-4,8-dimethyl-2H-chromen-2-one

3-hexyl-5-hydroxy-4,7-dimethyl-2H-chromen-2-one

3,4-dihydroxy-7,8,9,10-tetrahydro-6H-benzo[c]chromen-6-one

[(1'-acetyl-4-oxo-3,4-dihydrospiro[chromene-2,4'-piperidin]-7-yl)oxy]acetic acid