among these compounds , the 3'-azido analogues of thymidine ( 2 ) , 3- ( 3-oxo-1-propenyl ) thymidine ( 21 ) , 2'-deoxyuridine ( 1 ) , 2'-deoxy-5-bromouridine ( 5 ) , 2'-deoxy-5-fluorocytidine ( 19 ) , 2'-deoxy-5-iodouridine ( 6 ) , 2'-deoxycytidine ( 18 ) , 2'-deoxy-5-fluorouridine ( 4 ) , 2'-deoxy-5-thiocyoanatouridine ( 16 ) , 2'-deoxy-5-methylcytidine ( 20 ) , 2'-deoxy-5-aminouridine ( 7 ) , and 2'-deoxy-5-hydroxyuridine ( 10 ) were found to have significant antiviral activity , with ec50 values of 0.002 , 0.01 , 0.2 , 1.0 , 1.0 , 1.1 , 1.2 , 4.8 , 5.1 , 5.1 , 6.2 , and 10 microm , respectively .
C0011535
deoxyuridine
C0020811
2