Patent ID: 6191123
Filing Date: 2001-02-20
Classification: A61P,C07F

Abstract:
A compound of the formula ##STR18##wherein R is ##STR19##R.sup.1 is H, NR.sup.3 R.sup.4, SR.sup.3, OR.sup.3, in which R.sup.3 and R.sup.4 are each independently hydrogen or a C.sub.1 -C.sub.4 alkyl group;X is C;R.sup.2 is H, NR.sup.3 R.sup.4, SR.sup.3, OR.sup.3, or a group capable of bonding with X to form a fused substituted or unsubstituted benzene ring, or a fused imidazole ring,or a pharmaceutically acceptable salt thereof.