2'-deoxy-3',5'-di-O-(p-tolyl)-β-D-ribofuranoside of 5-i-propyluracil

2,4-bis[(trimethylsilyl)oxy]-5-isopropylpyrimidine

5-异丙基尿嘧啶

5-isopropyl--2-thiouracil

异戊酸甲酯