| abstract |
A compound of the formula (I): wherein: A and B together represent an optionally substituted, fused aromatic ring; X and Y are selected from CH and CH, CF and CH, CH and CF and N and CH respectively; Rc is selected from H, C1.4 alkyl; and R1 is selected from C1-7 alkyI, C3-20 heterocydyl and C5-20 aryl, which groups are optionally substituted; or Rc and R1 together with the carbon and oxygen atoms to which they are attached form a spiro-C5-7 oxygen-containing heterocyclic group, which is optionally substituted or fused to a C5-7 aromatic ring. These compounds are useful in the preparation of a medicament for inhibiting the activity of PARP for the treatment of : vascular disease; septic shock;ischaemic injury;neurotoxicity;haemorraghic shock;viral infection; or for use as an adjunct in cancer therapy or for potentiating tumour cells for treatment with ionizing radiation or chemotherapeutic agents. |