10-乙基-1,4-二甲氧基吖啶-9-酮

1-hydroxy-4-methoxy-10H-acridin-9-one

10-(2-二乙基氨基乙基)-1,4-二羟基吖啶-9-酮

9-ethylsulfanyl-1,4-dimethoxyacridine

1,4-二甲氧基-9(10H)-吖啶硫酮