10-methyl-1,2,3,4-tetrahydroacridin-9-one

1,2-二氢-4-羟基-1-甲基-2-氧代-3-喹啉羧酸乙酯

1-methyl-2-oxo-3,2λ⁴,1-benzoxathiazin-4-one

(2-acetyl-1-methylindol-3-yl) acetate

4-羟基-1-甲基-2(1H)-喹啉酮