52090-65-0
N-(6-methoxy-2-methyl-3-pyridinyl)-Acetamide
→
856835-28-4
3-(乙酰基氨基)-6-甲氧基吡啶-2-羧酸
856836-44-7
3-氯-6-甲氧基-2-吡啶羧酸