7-methoxy-2-methyl-5-(2-oxopropyl)chromen-4-one

Methyl 4,6,7-trimethoxy-2-naphthoate

methyl 4-(dimethylamino)-2-hydroxybenzoate

3-(二甲氨基)苯酚

3,7-二氢-3-甲基-2-(甲硫基)-4H-吡咯并[2,3-d]嘧啶-4-酮