英文别名
3-Methylen-spiro[dibenzo[a,d]cycloheptan-5,5'-tetrahydrofuran]-2-on;Spiro(5H-dibenzo(a,d)cycloheptene-5,2'(5'H)-furan)-5'-one, 3',4',10,11-tetrahydro-4'-methylene-;3-methylidenespiro[oxolane-5,2'-tricyclo[9.4.0.03,8]pentadeca-1(15),3,5,7,11,13-hexaene]-2-one