5-(Difluoromethyl)-4-(fluoromethyl)-2-nitropyridine
3-(Difluoromethyl)-2-(fluoromethyl)-6-nitropyridine
3,4-Diamino-5-(difluoromethyl)-2-methoxypyridine
6-(Difluoromethyl)-2-(fluoromethyl)-3-nitropyridine
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