4,6-Diamino-3-(difluoromethyl)-2-(trifluoromethyl)pyridine
2,4-Dichloro-3-(difluoromethyl)pyridine-6-acetic acid
2,4-Diamino-3-(difluoromethyl)-5-(trifluoromethyl)pyridine
2,3-Dichloro-6-(difluoromethyl)pyridine-4-acetic acid
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