(4,6-二甲基嘧啶-2-基)氰胺

2-amino-1-cyano-4,6-dimethyl-pyrimidinium-betaine

4-oxopentan-2-yl acetate

2-[(5,7-dimethyl-[1,2,4]triazolo[1,5-a]pyrimidin-2-yl)sulfanyl]acetic acid

4,4-dimethoxypentan-2-one