diethyl 2-acetamido-2-dodecylpropanedioate

diethyl 2-acetamido-2-[(6-nitro-1H-indol-3-yl)methyl]propanedioate

diethyl 2-acetamido-2-(piperidin-1-ylmethyl)propanedioate

2-acetamido-6-bromo-2-ethoxycarbonylhexanoate

2-氨基壬烷-1,9-二酸二乙酯