4-Chloropyrido(3,2-d)pyrimidine51674-77-231 % similar 4-Chloro-1H-pyrazolo[3,4-d]pyrimidine5399-92-831 % similar 2,6-Dichloropurine5451-40-131 % similar 3-Bromo-2-chloro-4-methylpyridine55404-31-431 % similar 3-Amino-5-bromo-2-chloropyridine588729-99-131 % similar 4-Chloro-5-methoxypyrimidine695-85-231 % similar 3-Bromo-5-chloro-2-pyrazinamine76537-18-331 % similar 4-Chloro-5H-pyrrolo[3,2-D] pyrimidine84905-80-631 % similar 4-Chlorofuro[2,3-D]pyrimidine918340-51-931 % similar 4-Chloro-6-methylpyrimidine3435-25-430 % similar 4-Amino-6-chloropyrimidine5305-59-930 % similar 3-Bromo-2-methylaniline55289-36-630 % similar 2-Amino-5-bromo-4-methyl-3-nitropyridine100367-40-630 % similar 5-Bromo-2-chloro-4-methyl-3-nitropyridine884495-15-230 % similar Adenine hydrochloride hemihydrate6055-72-730 % similar