3'-O-Benzoyl-P-(4-chlorophenyl)-2'-deoxy-N-(2-methyl-1-oxopropyl)guanylyl-(5'.3')-5'-O-(bis(4-methoxyphenyl)phenylmethyl)-2'-deoxy-N-(2-methyl-1-oxopropyl)guanosine 93892-00-3 EINECS 299-479-9