3-Bromo-5-chloro-6-ethylpyrazine-2-carbonitrile2043020-03-532 % similar 4-Chloro-6-methylthieno(2,3-d)pyrimidine106691-21-832 % similar 6-Chloro-9-methylpurine2346-74-932 % similar 4-Chloro-5-methylthieno[2,3-d]pyrimidine43088-67-132 % similar 2,3-Diethyl-5-methylpyrazine18138-04-031 % similar 4-Chloro-quinazoline5190-68-131 % similar 4-Chloro-5,6-dimethylthieno(2,3-d)pyrimidine108831-68-131 % similar 4-Chloro-5-methyl-7H-pyrrolo(2,3-d)pyrimidine1618-36-631 % similar 4-Chloro-7-methylthieno(3,2-d)pyrimidine175137-21-031 % similar 4-Chloro-6-iodo-thieno[3,2-D]pyrimidine225382-62-731 % similar 4-Chloro-1-methyl-1H-pyrazolo(3,4-d)pyrimidine23000-43-331 % similar 4-Chloro-6-methyl-7H-pyrrolo[2,3-D]pyrimidine35808-68-531 % similar 4-Chloro-7-methyl-7H-pyrrolo[2,3-D]pyrimidine7781-10-431 % similar 4-Chlorothieno[2,3-D]pyrimidine14080-59-231 % similar 4-Chlorothieno[3,2-D]pyrimidine16269-66-231 % similar 2-Ethyl-3-methoxypyrazine25680-58-431 % similar 4-Amino-6-chloropyrimidin-5-ol38953-42-331 % similar 4,6-Dichloro-5-nitropyrimidine4316-93-231 % similar 2-(Methylthio)-3-ethylpyrazine72987-62-331 % similar 6-Chloro-5-fluoropyrimidin-4-amine851984-15-131 % similar