2-(1,3-dioxoisoindol-2-yl)-N-hydroxyacetamide

(6-Nitro-1-oxo-1,3-dihydro-2H-isoindol-2-yl)acetic acid

2-[[2-(1,3-dioxoisoindol-2-yl)acetyl]amino]-3-hydroxypropanoic acid

2-乙氧基羰基乙基邻苯二甲酰亚胺

2-(carboxymethylcarbamoyl)benzoic acid