diethyl 2-[(2,4-dimethoxyphenyl)methylamino]propanedioate

苄基-(2,4-二甲氧基-苄基)-胺

(2S,3S)-1-(2,4-Dimethoxy-benzyl)-2-hydroxymethyl-3-(2-methyl-[1,3]dioxolan-2-yl)-4-oxo-azetidine-2-carboxylic acid ethyl ester