英文别名
1,1-(o-biphenylene)-3,3-diphenylpropene;9-(2,2-diphenyl-ethylidene)-fluorene;9-(2,2-Diphenyl-aethyliden)-fluoren;1,1-Biphenylen-3,3-diphenyl-propen-(1);1,1-Diphenyl-3,3-biphenylen-propen-(2);1,1-Diphenyl-3-biphenylen-propen-(2);9-(2,2-Diphenylethylidene)fluorene