4-Chloro-7H-pyrrolo[2,3-D]pyrimidine-6-carboxylic acid1016241-80-732 % similar 4-Chloro-5-phenylthieno[2,3-D]pyrimidine182198-35-231 % similar 4-Chloro-6-methylthieno(2,3-d)pyrimidine106691-21-831 % similar 4-Amino-6-chloropyrimidine-5-carbonitrile60025-09-431 % similar 3-Bromo-2,4-dichloropyridine144584-32-731 % similar 2,4-Dichloro-3-iodopyridine343781-36-231 % similar 4-Chloro-quinazoline5190-68-131 % similar 4,5-Dichloroimidazole15965-30-730 % similar