MELANIN CONCENTRATING HORMONE ANTAGONISTS

摘要

Melanin concentrating hormone antagonists containing compounds of the genera l formula (I) or salts thereof are useful as preventive or therapeutic drugs f or obesity and so on wherein Ar1 is an optionally substituted cyclic group; X a nd Y are each independently a spacer having a C1-6 main chain; Ar is an optionally substituted fused polycyclic aromatic ring; R1 and R2 are each independently hydrogen or an optionally substituted hydrocarbon group, or alternatively R1 and R2 together with the nitrogen atom adjacent thereto may form a nitrogenous heterocycle, or R2 together with the nitrogen atom adjace nt thereto and Y may form an optionally substituted nitrogenous heterocycle, or R2 together with the nitrogen atom adjacent thereto, Y, and Ar may form a fused ring.