3-(7-Bromo-9,9-dimethyl-9H-fluoren-2-yl)-9-phenyl-9H-carbazole
N-(9,9-Dimethyl-9H-fluoren-2-yl)-9,9-dimethyl-N-phenyl-9H-fluoren-2-amine
9,9-Dimethyl-9H-9-silafluorene
