(3-methyl-buta-1,3-dienyloxy)-trimethylsilane

苯醌

5-chloro-8-hydroxy-6-methylnaphthalene-1,4-dione

5-acetoxy-7-methyl-1,4-naphthoquinone

5-methoxy-7-methyl-5-((trimethylsilyl)oxy)-4a,5,8,8a-tetrahydronaphthalene-1,4-dione