2,4-Difluoro-3-(difluoromethyl)-5-methylpyridine
3,5-Difluoro-2-(difluoromethyl)-4-methoxypyridine
2,6-Difluoro-3-(difluoromethyl)-4-methoxypyridine
3,6-Difluoro-2-(difluoromethyl)-4-methoxypyridine
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