2-(5-{4-[4-(2-Oxo-3,4-dihydro-2H-quinolin-1-yl)-piperidine-1-carbonyl]-phenoxy}-pentyl)-isoindole-1,3-dione

1-{1-[4-(2-Amino-ethoxy)-benzoyl]-piperidin-4-yl}-3,4-dihydro-1H-quinolin-2-one

1-{1-[4-(4-aminobutoxy)benzoyl]-4-piperidinyl}-3,4-dihydrocarbostyril

1-[1-(4-Nitro-benzoyl)-piperidin-4-yl]-3,4-dihydro-1H-quinolin-2-one

1-[1-(4-Acetoxybenzoyl)-4-piperidinyl]-3,4-dihydrocarbostyril