6-methylheptane-2,3-dione

3,4-dihydroxy-6-methyl-heptan-2-one

2-[(2-乙氧基-2-氧代乙基)氨基]苯甲酸

2-[N-(diphenylphosphinothioylamino)-C-methylcarbonimidoyl]thiophene

3,3-bis(4-methoxyphenyl)pentanedioic acid