(2-苯氧基苄基)胺

2-hydroxy-5-(2-hydroxyethyl)benzaldehyde

7H-吡咯并[2,3-d]嘧啶-5-羧醛

3,5-二乙酰基-1,4-二氢-2,6-二甲基吡啶

5-溴-2-羟基-1,3-苯二羧醛