英文名称
3-[6-[3-[(1R,3R,4R)-6-amino-4-[tert-butyl(dimethyl)silyl]oxy-1-[[tert-butyl(dimethyl)silyl]oxymethyl]-8,8-dioxo-2,9-dioxa-8$l^{6}-thiaspiro[4.4]non-6-en-3-yl]-5-methyl-2,6-dioxo-pyrimidin-1-yl]hexyl]-1-[(2R,4S,5S)-4-azido-5-(hydroxymethyl)tetrahydrofuran-2-yl]-5-methyl-pyrimidine-2,4-dione