5-乙烯基-2'-脱氧尿苷

5-[1-(3-chlorophenylthio)ethyl]-2'-deoxyuridine

2'-deoxy-5-[1-(4-nitrophenylthio)ethyl]uridine

2'-deoxy-5-[1-(2,4,5-trichlorophenylthio)ethyl]uridine

2'-deoxy-5-(1-phenylsulphonylethyl)uridine