1-羟基-9H-氧杂蒽-9-酮

9-phenyl-2,3,4,5,6,7,9,10-octahydroacridine-1,8-dione

3-甲基-4-氧-4,5,6,7-四氢-1氢-吲哚-2-甲酸乙酯

1,2,3,5,6,7,8,9-octahydrocarbazol-4-one

8-hydroxy-3,4-dihydro-2H-benzo[j]phenanthridine-1,7,12-trione