for comparison , similar tests were also carried out on 4 anti-metabolic agents , a metabolite of fd-1 and a component of uft , such as cytosine-1-beta-d-arabinofuranoside ( arac ) , 6-mercaptopurine ( 6-mp ) , 6-thioguanine ( 6-tg ) , 8-azaguanine ( 8-ag ) , 3- ( 2-tetrahydrofuryl ) -5-fluorouracil ( 3-ft ) and uracil .
C0016360
5-fluorouracil
C0041917
uracil