3,5-Diamino-2-(difluoromethyl)-4-nitropyridine
4-(Chloromethyl)-2-(difluoromethyl)pyridine-5-carboxylic acid
2-(Chloromethyl)-5-(difluoromethyl)-4-methylpyridine
3-(Chloromethyl)-5-(difluoromethyl)pyridine-4-carboxylic acid
+86(0) 189-6910-6387
[email protected]