cytidylyl-(3'5')-cytidylyl-(3'5')-3'(2')-O-(N-(6-D-(+)-biotinoylaminohexanoyl)-L-phenylalanyl)adenosine
cytidylyl-(3'5')-cytidylyl-(3'5')-3'(2')-o-(n-(6-d-(+)-biotinoylaminohexanoyl)-l-phenylalanyl)adenosine