87052-73-1
2-diazonio-1-(2-methoxycarbonylpyridin-3-yl)ethenolate
→
490-75-5
高奎宁酸
81335-71-9
methyl 3-carbonochloridoylpyridine-2-carboxylate
807361-96-2
(2-methoxycarbonyl-[3]pyridyl)-acetic acid methyl ester