diethyl 2-(3-methoxyphenyl)propanedioate

2-乙氧基-2-亚胺乙酸乙酯盐酸盐

N-[cyano-(4-methoxyphenyl)methyl]-4-methylbenzenesulfonamide

2,4-二羟基苯基乙醛酸乙酯

2-(2,4-dihydroxyphenyl)-2-oxoacetic acid