10,11-dibromo-10,11-dihydrodibenzo[a,d]cyclohepten-5-one

5-(3,3-diphenyl-2,3-dihydro-2-oxoindol-1-yl)dibenzo[a,d]cyclohepten-1-yl diphenylethanoate

5-(3,3-dimethyl-2,3-dihydro-2-oxoindol-1-yl)dibenzo[a,d]cyclohepten-1-yl 2-methylpropanoate

2-(2-phenylethyl)benzoyl chloride

5-phenyl-5H-dibenzo[a,d]cyclohepten-5-ol