2-氨基-5-丙基噻吩-3-羧酸甲酯

烟酸

5,6-dimethyl-2-oxo-4-phenyl-1H-pyridine-3-carbonitrile

2-cyano-N-(pyridin-3-ylmethyl)acetamide

3-甲基戊二酰亚胺