ethyl 2-(2-methyl-6-oxo-1H-pyrimidin-5-yl)acetate

4-氧代-1,7-庚二酸单乙酯

3-(4-bromophenyl)-3-oxopropanal

5-二苯甲基-1H-吡唑

N-(3,4-二甲氧基苯乙基)甲酰胺