1-(5-O-(tert-butyldiphenylsilyl)-3-deoxy-2-Se-phenyl-2-seleno-β-D-erythro-pentofuranosyl)uracil

5’-O-三苯甲基尿苷

2-(4-chlorophenyl)sulfanyl-N-(2,6-dimethylphenyl)acetamide

5'-O-(tert-butyldimethylsilyl)-2',3'-bis-O-[[(β-cyanoethyl)thio]thiocarbonyl]uridine

(R)-2-((R)-1-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-2-oxoethoxy)-3-((4-methoxyphenyl)diphenylmethoxy)propanal