NC257480
Thymidine, 5′-O-[[[1-[2-deoxy-3,5-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-erythro-pentofuranosyl]-3-[(2,2-dimethyl-1-oxopropoxy)methyl]-1,2,3,4-tetrahydro-2,4-dioxo-5-pyrimidinyl]methoxy]methyl]-3-[(2,2-dimethyl-1-oxopropoxy)methyl]-, 3′-(4-oxopentanoate)
196200-65-4