2-(((2,6-二氧代-3-哌啶基)氨基)羰基)-苯甲酸

1-p-methoxybenzyl-3-phthalimido-5-(p-toluenesulfonyl)piperidine-2,6-dione

phthalimide

2-phthalimidoacrylic acid methyl ester

3-Amino-1-(4-methoxy-benzyl)-5-(toluene-4-sulfonyl)-piperidine-2,6-dione