2 6 dichloro 4 trifluoromethyl pyridine July 8, 2019 16 32 64 128 2 4-dichloro-5-(trifluoromethyl)pyrimidine 2 6-dichloro-4-methylpyridine 2 6-dichloro-4-(trifluoromethyl)aniline 2 6-dichloro pyridine