Compounds having NPY Y5 receptor antagonistic activity

A compound of formula (I):

• or a pharmaceutically acceptable salt thereof,
• wherein:
• R1 is substituted or unsubstituted alkyl, substituted or unsubstituted alkenyl, or substituted or unsubstituted alkynyl;
• R2 is hydrogen or, substituted or unsubstituted alkyl;
• Ring A is pyrrolopyridine;
• R3 is substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, or substituted or unsubstituted heterocyclyl;
• R4 is halogen, cyano, nitro, nitroso, azide, oxo, substituted or unsubstituted alkyl, substituted or unsubstituted alkenyl, substituted or unsubstituted alkynyl, substituted or unsubstituted cycloalkyl, substituted or unsubstituted cycloalkenyl, hydroxy, substituted or unsubstituted alkoxy, substituted or unsubstituted alkenyloxy, substituted or unsubstituted cycloalkyloxy, substituted or unsubstituted cycloalkenyloxy, substituted or unsubstituted aryloxy, substituted or unsubstituted heteroaryloxy, substituted or unsubstituted heterocyclyloxy, mercapto, substituted or unsubstituted alkylthio, substituted or unsubstituted alkenylthio, substituted or unsubstituted cycloalkylthio, substituted or unsubstituted cycloalkenylthio, substituted or unsubstituted arylthio, substituted or unsubstituted heteroarylthio, substituted or unsubstituted heterocyclylthio, carboxy, substituted or unsubstituted alkoxycarbonyl, substituted or unsubstituted alkenyloxycarbonyl, substituted or unsubstituted cycloalkyloxycarbonyl, substituted or unsubstituted cycloalkenyloxycarbonyl, substituted or unsubstituted aryloxycarbonyl, substituted or unsubstituted heteroaryloxycarbonyl, substituted or unsubstituted heterocyclyloxycarbonyl, substituted or unsubstituted carbamoyl, formyl, substituted or unsubstituted alkylcarbonyl, substituted or unsubstituted alkenylcarbonyl, substituted or unsubstituted cycloalkylcarbonyl, substituted or unsubstituted cycloalkenylcarbonyl, substituted or unsubstituted arylcarbonyl, substituted or unsubstituted heteroarylcarbonyl, substituted or unsubstituted heterocyclylcarbonyl, sulfino, sulfo, substituted or unsubstituted alkylsulfonyl, substituted or unsubstituted alkenylsulfonyl, substituted or unsubstituted cycloalkylsulfonyl, substituted or unsubstituted cycloalkenylsulfonyl, substituted or unsubstituted arylsulfonyl, substituted or unsubstituted heteroarylsulfonyl, substituted or unsubstituted heterocyclylsulfonyl, substituted or unsubstituted sulfamoyl, or substituted or unsubstituted amino;
• m is an integer between 0 and 2;
• n is an integer between 0 and 3;
• R is halogen, oxo, cyano, nitro, substituted or unsubstituted alkyl, substituted or unsubstituted alkenyl, or substituted or unsubstituted alkynyl;
• and
• p is an integer between 0 and 2.