chloro,chloroethene

440124-23-2 (3-chloro-6-ethyl-5-methylpyrazine-2-carbonitrile)
445-13-6 (3-chloro-4-(trifluoromethyl)aniline)
33252-30-1 (2-chloro-4-cyanopyridine)
945717-09-9 (2-chloro-4-ethynylpyridine)
50394-86-0 (10-chloro-9-oxodecanoic acid)