6-(羟基甲基)尿嘧啶

乳清酸

6-[hydroxy-(5-methylfuran-2-yl)methyl]-1,3-dimethylpyrimidine-2,4-dione

6-(氯甲基)脲嘧啶

6-(dimethoxymethyl)-1,3-dimethylpyrimidine-2,4-dione