二氢茉莉酮

9-bromo-8-methyl-1,4-dioxaspiro[4.4]non-8-en-7-one

2-溴-3-甲基-2-环戊烯-1-酮

(2-methyl-5-oxocyclopenten-1-yl)boronic acid

2-(2-aminophenyl)-3-methylcyclopent-2-en-1-one