(2,6-dimethylphenyl)-(9H-fluoren-9-yl)-oxophosphanium

9-(9H-fluoren-9-yl)fluoren-9-ol

9-(2-fluoren-9-ylideneethylidene)fluorene

N,N-dimethyl-9H-fluoren-9-amine

2-(9H-芴-9-基)丙-2-醇