4'-[2-(3 4-DIFLUORO-PHENYL)-ETHYL]-4-PROPYL-BICYCLOHEXYL
                         
                                                                
                            
                            1-(反式,反式-4-丙基雙環(huán)己基-4'-乙基)-3,4-二氟苯
                         
                                                                
                            
                            4'-[2-(3,4-Difluoro-phenyl)-ethyl]-4-propyl-bicyclohexyl
                         
                                                                
                            
                            4'-[2-(3,4-Difluoro-phenyl)-ethyl]-4-propyl-bicyclohexyl;4&apos-[2-(3,4-Difluoro-phenyl)-ethyl]-4-propyl-bicyclohexyl