1-(cyclohexylideneamino)-3-(1,1-dioxido-4H-1,2,4-benzothiadiazin-3-yl)-4-hydroxyguinolin-2(1H)-one
N-[2-(aminosulfonyl)phenyl]-1-benzyl-4-hydroxy-2-oxo-6-phenyl-1,2-dihydro-1,8-naphthyridine-3-carboxamide
N-[2-(aminosulfonyl)phenyl]-1-benzyl-6-chloro-4-hydroxy-2-oxo-1,2-dihydro-1,8-naphthyridine-3-carboxamide
N-[3-(aminosulfonyl)-5-methylpyridin-2-yl]-1-benzyl-4-hydroxy-2-oxo-1,2-dihydroquinoline-3-carboxamide
1-benzyl-4-hydroxy-3-{7-[(methoxymethoxy)methyl]-1,1-dioxido-4H-thieno[2,3-e][1,2,4]thiadiazin-3-yl}quinolin-2(1H)-one