1,2-二氢-2,2,4,7-四甲基喹啉

triethyl(4-methylpent-2-en-2-yloxy)silane

3,3-dimethyl-5-oxohexanoic acid

7-甲氧基-2,2-二甲基苯并二氢吡喃-4-酮

ethyl 7,9,9-trimethyl-1,4-dithiospiro[4.5]dec-6-ene-8-carboxylate