1-(8-(benzyloxy)-7-bromoquinolin-2-yl)-9-methyl-9H-pyrido[3,4-b]indole-3-carboxylic acid

7-bromo-8-hydroxy-2-(2'-pyridyl)quinoline

7-azido-2-(2'-pyridyl)quinoline-5,8-quinone

1-(8-hydroxy-7-bromo-2-quinolinyl)-3-(methoxycarbonyl)-4-methyl-β-carboline