2-甲基噻唑-4-甲酸乙酯

6-氯咪唑[1,2-a]吡啶-2-羧酸乙基脂

2-氨基-4-甲氧基-6-甲基嘧啶

ethyl 5-chloro-7-methylimidazo[1,2-a]pyrimidine-2-carboxylate

ethyl 5-methoxy-7-methylimidazo[1,2-a]pyrimidine-2-carboxylate