2-氨基-4-苯基氨基-6-甲基嘧啶

2-Amino-6-methyl-4-<4-brom-anilino>-pyrimidin

5-bromo-6-methyl-N4-phenyl-pyrimidine-2,4-diamine

2-氨基-4-氯-6-甲基嘧啶

5-溴-4-氯-6-甲基-2-嘧啶胺