abstract |
Compound of the general formula <IMAGE> (a-d = CH or one or two = N; Y,Z = O,S; V = O,S,SO,SO2, NR<8>, CRR; R, R<1>, R<5.6.8> = H or a substituent; A = unsubstituted or substituted carbocyclic or heterocyclic group; q = 1 - 5; r = 0 - 2) and their salts and solvates are anti-allergy and anti-inflammatory agents. |