3'-Guanylic acid, N-benzoyl-5'-O-(bis(4-methoxyphenyl)phenylmethyl)-P-(2-chlorophenyl)-2'-deoxyadenylyl-(3'.5')-2'-deoxy-N-(2-methyl-1-oxopropyl)-, 2-chlorophenyl 2-cyanoethyl ester 78111-52-1 EINECS 278-844-6