5′-DMT-2′-F-dG(iBu)-3′-PS-Phosphoramidite

[N2-isobutyryl-5'-O-(4, 4'-dimethoxytrityl)-2'-fluoro-deoxyguanosine]-3'-[S-(β-(Benzoylmercapto)ethyl) Pyrrolidino Thiophosphoroamidite]