英文别名METHYL-5-DEOXY-2,3-O-ISOPROPYLIDENE-D-RIBOFURANOSIDE; Capecitabine Impurity 33; (3aR,6R,6aR)-4-methoxy-2,2,6-trimethyl-3a,4,6,6a-tetrahydrofuro[3,4-d][1,3]dioxole; Methyl-5-deoxy-2,3-O-isopropylidene-D-furan riboside; 1-O-methyl-2,3-O-isopropylidene-5-deoxy-D-ribofuranose; Methyl-(5-desoxy-2,3-O-isopropyliden-D-ribofuranosid); Methyl 5-deoxy-2,3-O-isopropylidene-D-ribofuranoside; methyl 2,3-O-isopropylidene-5-deoxy-D-ribofuranose; methyl-2,3-O-isopropylidene-5-deoxy-D-ribofuranoside 
