D-天冬氨酸甲酯

dimethyl 2-[(2-diethoxyphosphorylacetyl)amino]butanedioate

2-[5-(carboxymethyl)-3,6-dioxopiperazin-2-yl]acetic acid

2-(3-bromo-N-(4-methylphenyl)sulfonylanilino)-N-(furan-2-ylmethyl)acetamide