Neuropeptide Y antagonists

A compound of the formula:

• wherein X is
• R1 is phenyl, thienyl or pyridyl each optionally substituted with one to three substituents selected from halogen, —OCF3, NO2, CN, hydroxy, alkylalkoxy, COOH, C1-C6alkyl, C1-C6hydroxyalkyl, C1-C6 aminoalkyl, aryl, heteroaryl, alkoxy, acyloxy,
• NR7R8, C1-C4alkylthio, mono-, di-, or trihaloalkyl, or
• wherein R is phenyl, C1-C6alkyl, hydrogen, OH, or alkoxy;
• R2 is hydrogen or C1-C6alkyl;
• R3 and R4 are independently hydrogen, hydroxyl, —N(C1-C3alkyl)2, C1-C6alkyl, nitro, cyano, or alkylalkoxy, or aryloxy;
• Y is hydrogen, C1-C6alkyl, or pyridyl;
• n is 1 to 3;
• m is 1 to 3;
• and
• R7 and R8 are C1-C6 alkyl;
• with the proviso that when n is 2. Y is hydrogen or C1-C6alkyl;
• and R3 and R4 are both hydrogen, then R1 is not phenyl.