Patent ID: 7888359

Claim:
A compound of formula I wherein R 0 represents hydrogen or methyl; R 1 represents hydrogen, halogen, (C 1 -C 4 )alkyl, (C 1 -C 4 )alkoxy, cyano or COOR 2 , R 2 being (C1-C4)alkyl; one or two of U, V, W and X represent(s) N and each of the remaining represent CH, or, in the case of X, may also represent CR x , R x being a halogen atom; either B represents N and A represents CH 2 CH 2 or CH(OR 3 )CH 2 , or B represents CH or C(OR 4 ) and A represents OCH 2 , CH 2 CH(OR 5 ), CH(OR 6 )CH 2 , CH(OR 7 )CH(OR 8 ), CH═CH or CH 2 CH 2 ; each of R 3 , R 4 , R 5 , R 6 , R 7 and R 8 represents independently hydrogen, SO 3 H, PO 3 H 2 , CH 2 OPO 3 H 2 or COR 9 , R 9 being either CH 2 CH 2 COOH or such that R 9 —COOH is a naturally occurring amino acid or dimethylaminoglycine; D represents styryl, heteroarylvinyl, binuclear heteroaryl or a phenyl group which is substituted independently once or twice in the meta and/or para position(s) by a halogen, an alkyl group of one to three carbon atoms, an alkoxy group of one to three carbon atoms, a trifluoromethyl group or a trifluoromethoxy group; or a salt thereof.