4-hydroxy-3-((1e)-n-(3-(((1e)-1-(4-hydroxy-2-oxo-1-phenyl-1,2-dihydroquinolin-3-yl)ethylidene)amino)phenyl)ethanimidoyl)-1-phenylquinolin-2(1h)-one (en)2(1h)-quinolinone, 3,3'-[1,3-phenylenebis(nitriloethylidyne)]bis[4-hydroxy-1-phenyl- (en)