英文别名5-bromo-6-chloro-2,4-Pyrimidine diamine; 2,4-Pyrimidinediamine, 5-bromo-6-chloro-; 5-Brom-4-chlor-2,6-diaminopyrimidin; 2,4-diamino-5-bromo-6-chloropyrimidine; 5-bromo-6-chloro-pyrimidine-2,4-diamine; 5-bromo-4-chloro-2,6-diaminopyrimidine; 5-Brom-6-chlor-2,4-diaminopyrimidin