5-ethyl-10,11-dihydro-5H-dibenzo[a,d][7]annulen-5-ol

5-Ethyliden-10,11-dihydro-5H-dibenzo[a,d]cycloheptan

2-(10,11-dihydro-5H-dibenzo[a,d]cyclohepten-5-ylidene)ethyl bromide

5-[3-(N-Methyl-p-toluolsulfonamido)-propyliden]-10,11-dihydro-dibenzo[a,d]cyclohepten

5-(3-Bromo-1-propylidene)-10,11-dihydro-5H-dibenzo[a,d]cycloheptene