A compound represented by the formula (I):
##STR00001##
[In the formula, Link represents a saturated or unsaturated straight
hydrocarbon chain having 1 to 3 carbon atoms, C.sup.2 to C.sup.6 in the
aromatic ring (E) independently represent a ring-constituting carbon
atom, one of the ring-constituting carbon atoms may be replaced with V, V
represents nitrogen atom, or carbon atom substituted with Zx, Zx
represents a saturated alkyl group having 1 to 4 carbon atoms and the
like, Rs represents -D-Rx etc., D represents a single bond, oxygen atom
and the like, Rx represents a saturated alkyl group having 3 to 8 carbon
atoms and the like, AR represents a partially unsaturated or completely
unsaturated condensed bicyclic carbon ring or a heterocyclic ring, and Y
represents hydrogen atom, a lower alkyl group having 1 to 4 carbon atoms
and the like] or a salt thereof. A compound having prostaglandin
production-suppressing action and leukotriene production-suppressing
action is provided.