Beta-D-homoDNA-T Phosphoramidite

(2R, 3S, 6R)-2-((bis(4-methoxyphenyl)(phenyl)methoxy)methyl)-6-(5-methyl-2, 4-dioxo-3, 4-dihydropyrimidin-1(2H)-yl)tetrahydro-2H-pyran-3-yl (2-cyanoethyl) diisopropylphosphoramidite