2,4-Pyrimidinedicarboxylic acid, 6-amino-5-methyl-, diethyl ester

6-amino-4-(ethoxycarbonyl)-5-methylpyrimidine-2-carboxaldehyde

3-(6-amino-4-(ethoxycarbonyl)-5-methylpyrimidin-2-yl)-3(R)-hydroxypropionamide

3-(6-amino-4-(ethoxycarbonyl)-5-methylpyrimidin-2-yl)-3(S)-azidopropionamide