Ibu-G-CE-Phosphoramidite

i-bu-rg phosphoramidite ; dmt-2'o-tbdms-rg(ib) phosphoramidite ; 5'-o-(4,4-dimethoxytrityl)-2'-o-[(tert-butyl)dimethylsilyl]-n-isobutyrylguanosine-3'-(2-cyanoethyl-n,n-diisopropyl)phosphoramidite ; (2r,3r,4r,5r)-2-((bis(4-methoxyphenyl)(phenyl)methoxy)methyl)-4-(tert-butyldimethylsilyloxy)-5-(2-isobutyramido-6-oxo-1h-purin-9(6h)-yl)tetrahydrofuran-3-yl 2-cyanoethyl diisopropylphosphoramidite ; ref dupl: 2'-tbdms-rg(n-ibu)phosphoramidite ; 2'-tbdms-rg(n-ibu)phosphoramidite ; 5'-o-dmt-2'-tbdms-rg(n-ibu)-3'-cedpa ; 2'-tbdms-ibu-g-ce-phosphoramidite ; 5'-o-dmt- 2'-o-tbdms- n2-isobutyryl-guanosine phosphoramidite