5-methylene-10,11-dihydro-5H-dibenzo[a,d]cycloheptene

11-methyldibenzo[1,2-a:1',2'-e][7]annulen-11-ol

二氯乙酸

5-二苯并环庚烯酮

(5H-dibenzo[a,d]cyclohepten-5-yl)-methanol