134963-41-0 2'-(Octamethyleneimino)-5'-(4-methoxytrityl)-3'-deoxythymidine 2'OctaCH2imino-5'(4MeOtrityl)dT AIDS-002389 AIDS002389 Uridine, 2',3'-dideoxy-5'-O-[(4-methoxyphenyl)diphenylmethyl]-5-methyl-2'-(octahydro-1H-azonin-1-yl)-