英文别名
7-Acetyl-4,6-dihydroxy-5,2'-dimethyl-3-methylen-4'-oxo-3H-spiro[benzofuran-2,1'-cyclopent-2'-en]-3'-carbonsaeure;7-Acetyl-4,6-dihydroxy-5,11-dimethyl-3-methylene-14-oxospiro(2-hydrobenzo(b)furan-2,3'-cyclopentane)-10-ene-10-carboxylic acid;7-acetyl-4,6-dihydroxy-2',5-dimethyl-3-methylidene-5'-oxospiro[1-benzofuran-2,3'-cyclopentene]-1'-carboxylic acid