英文别名
                        5'-O-Monomethoxytrityl-3'-O-acetyl-2,2'-anhydrouridin;5'-O-Monomethoxytrityl-3'-O-acetyl-O2,2'-cyclouridin;(3aS)-3c-acetoxy-2t-(4-methoxy-trityloxymethyl)-(3ar,9ac)-2,3,3a,9a-tetrahydro-furo[2',3':4,5]oxazolo[3,2-a]pyrimidin-6-one;O3'-acetyl-O5'-(4-methoxy-trityl)-arabino-2,2'-anhydro-uridine