1-乙酰氧基芘

(2-acetyl-1-benzofuran-7-yl)oxymethyl acetate

(3,5-dibromo-1-methyl-6-oxocyclohexa-2,4-dien-1-yl) acetate

(5-bromo-1,3-dimethyl-6-oxocyclohexa-2,4-dien-1-yl) acetate

2-ethyl-2-methyl-tetrahydro-furan