2-Amino-3-(2,3,6-trichlorophenyl)isonicotinic acid
5-Bromo-2-(difluoromethyl)-3-fluoropyridine-6-carboxaldehyde
4-Bromo-2-cyano-3-(trifluoromethoxy)pyridine-5-carboxylic acid
2-(4-Iodo-3-nitrobenzoyl)pyridine
+86(0) 189-6910-6387
[email protected]