| abstract |
Patients suffering from cancer are treated by being administered a compound represented by formula: (1), wherein each R individually is H or an aliphatic or aromatic acyl group; A is selected from the group consisting of formulae (IIa, IIb, IIc, IId), wherein X is selected from the group consisting of hydrogen, fluorine, alkoxy, alkyl, haloalkyl, alkenyl, haloalkenyl, alkynyl, amino, monoalkylamino, dialkylamino, cyano and nitro. The above compounds also inhibit DNA replication in mammalian cells. |