| abstract |
The present invention provides an imidazopyridine compound represented by formula (I), n n nwherein R 1 and R 2 each independently represent a C 1-6 alkyl group et al; R 3 and R 4 each independently represent a hydrogen atom, a methyl et al; Ar 1 is a divalent substituent representing a monocyclic or bicyclic, 3- to 8-membered aromatic or aliphatic heterocyclic group et al; Ar 2 represents an aromatic carbocyclic group, or an aromatic heterocyclic group; W represents —(CH 2 ) m et al, and m indicates an integer of from 0 to 10. This compound acts as a melanin concentrating hormone receptor antagonist, and is useful as treating agents for obesity. |