(2R,3R,4R,5R)-5-甲基四氢呋喃-2,3,4-三基三乙酸酯

1,2,3-tri-O-acetyl-5-azido-5-deoxy-D-ribofuranose

[18F]FDR

1-O-methyl-2,3-O-isopropylidene-β-D-ribofuranose