871487-69-3 5-Isothiocyanato-3-oxo-3H-spiro[2-benzofuran-1,9'-xanthene]-3',6' -diyl diacetate-6-isothiocyanato-3-oxo-3H-spiro[2-benzofuran-1, 9'-xanthene]-3',6'-diyl diacetate (1:1)

词条详情加载中…