2-乙酸基苯甲腈

diethyl 3-(o-acetoxyphenyl)-4,5-dihydroisothiazole-4,5-dicarboxylate

4,5,5-triphenyloxolan-2-one

(3R,4R)-1-[(叔丁氧基)羰基]-4-(乙氧基羰基)吡咯烷-3-羧酸

3-戊基乙酸酯