for the following products
1-((2R,4R,5R)-5-((bis-(4-Methoxyphenyl)(phenyl)methoxy)methyl)-4-hydroxy-tetrahydrofuran-2-yl)-5-methylpyrimidine-2,4(1H,3H)-dione | 5'-O-Dimethoxytrityl-deoxythymidine | DMT-T | DMT-Thymidine and 5'-O-(4,4'-Dimethoxytrityl)thymidine