5,8-二甲氧基-3,4-二氢-1H-2-萘酮

1,2-Diacetoxy-5,8-dimethoxynaphthalin

5,6-dihydroxy-2,3-dihydro-[1,4]naphthoquinone

5,8-Dimethoxy-1,2-naphthochinon