4a,4b,5,6,7,8,10,10a-octahydrophenanthrene-1,4-dione

2-乙基环己-2,5-二烯-1,4-二酮

6-hydroxynaphthalene-1,4-dione

8-甲氧基-1,4-萘醌

1-乙基-5-羟基-2-甲基-1H-吲哚-3-羧酸乙酯