4'-(9H-fluoren-9-yl)-2,6-dimethyl-4H,4'H-[1,1'-bipyridin]-4-one

N-(fluoren-9-ylideneamino)aniline

联苯-2-甲醛

N′-(biphenyl-2-ylmethylene)-4-methylbenzenesulfonohydrazide

苯酚钾