The present invention provides a compound represented by the formula (I)
wherein R1 is a hydrogen atom, a halogen atom, an optionally substituted hydrocarbon group, an optionally substituted heterocyclic group, an optionally substituted hydroxy group, an optionally substituted thiol group or an optionally substituted amino group,
A is an optionally substituted cyclic amino group or -NR2-W-D wherein R2 is a hydrogen atom or an alkyl group, W is a bond or a divalent acyclic hydrocarbon group, and D is an optionally substituted cyclic group, an optionally substituted amino group or an optionally substituted acyl group,
B is an optionally substituted hydrocarbon group or an optionally substituted heterocyclic group,
X is an oxygen atom, a sulfur atom or an optionally substituted nitrogen atom, and
Y is a bond or a divalent acyclic hydrocarbon group, or a salt thereof, which is useful for the prophylaxis or treatment of diabetic neuropathy and the like.
The present invention relates to a compound represented by the formula
1
wherein R
1
is an optionally substituted 5-membered heterocyclic group; X is a bond etc.; Q is a divalent hydrocarbon group having 1 to 20 carbon atoms; Y is a bond etc.; ring A is an aromatic ring optionally further having 1 to 3 substituents; Z is —(CH
2
)
n
—Z
1
— (n is an integer of 0 to 8 and Z
1
is a bond etc.) and the like; ring B is a 5-membered heterocycle optionally further having 1 to 3 substituents; W is a divalent saturated hydrocarbon group having 1 to 20 carbon atoms; R
2
is —OH etc., or a salt thereof. A pharmaceutical composition containing this compound is useful as a prophylactic or therapeutic agent of diseases such as diabetes mellitus and the like.
The present invention relates to a compound represented by the formula
wherein R1 is an optionally substituted 5-membered heterocyclic group; X is a bond etc.; Q is a divalent hydrocarbon group having 1 to 20 carbon atoms; Y is a bond etc.; ring A is an aromatic ring optionally further having 1 to 3 substituents; Z is -(CH2)n-Z1- (n is an integer of 0 to 8 and Z1 is a bond etc.) and the like; ring B is a 5-membered heterocycle optionally further having 1 to 3 substituents; W is a divalent saturated hydrocarbon group having 1 to 20 carbon atoms; R2 is -OH etc., or a salt thereof. A pharmaceutical composition containing this compound is useful as a prophylactic or therapeutic agent of diseases such as diabetes mellitus and the like.