2-Chloro-6-methoxypyridine-4-carbonyl chloride2-Chloro-6-methoxyisonicotinoyl chloride2-Chloro-4-(chlorocarbonyl)-6-methoxypyridine2-chloro-6-methoxypyridine-4-carbonyl chloride2-氯-6-甲氧基吡啶-4-甲酰氯2-Chloro-6-methoxypyridine-4-carbonyl chloride2-Chloro-6-methoxyisonicotinoyl chloride