according to our criteria of positive tumor response , the effective rates were : 1 of 7 ( 14.3 per cent ) by 5-fu , 2 of 7 ( 28.6 per cent ) by tegafur , 2 of 7 ( 28.6 per cent ) by uft , 1 of 6 ( 16.7 per cent ) by hcfu , and 1 of 4 ( 25.0 per cent ) by 5'dfur , respectively .
C0016778
tegafur
C0016360
hcfu