4,5-bis-hydroxymethyl-2-methyl-pyridin-3-ylamine

(5-amino-6-methylpyridine-3,4-diyl)dimethanamine trihydrochloride

5-羟基-6-甲基-3,4-吡啶二甲酸

dimethyl 5-hydroxy-6-methylpyridine-3,4-dicarboxylate

5-acetoxy-6-methyl-pyridine-3,4-dicarboxylic acid dimethyl ester