英文别名
4-Ethoxycarbonyl-1',2'-dihydroxy-4'-tert-butyl-6,7-benzotropolon;3'-tert.-Butyl-5',6'-dihydroxy-4-carbethoxy-6,7-benzo-tropolon;Ethyl 1-(1,1-dimethylethyl)-3,4,6-trihydroxy-5-oxo-5H-benzocycloheptene-8-carboxylate;ethyl 1-tert-butyl-3,4,6-trihydroxy-5-oxobenzo[7]annulene-8-carboxylate