2,2-diacetyloxyacetic acid

6a-methyl-3a,4-dihydro-3H-furo[2,3-b]furan-2,5-dione

1,6-二(乙酰氧基)-5,7-二甲氧基-9H-芴-9-酮

(4-acetyl-1-methylpiperidin-4-yl) acetate,hydrochloride

2-(乙酰氨基)-4-吡啶羧酸甲酯