英文名称:Red 5B; 3',6'-Bis(Diethylamino)-3H-Spiro[2-Benzofuran-1,9'-Xanthen]-3-One; 3',6'-Bis(Diethylamino)Spiro[Isobenzofuran-1(3H),9'-[9H]Xanthene]-3-One; Solvent Red 49; 3',6'-Bis(Diethylamino)-3H-Spiro[2-Benzofuran-1,9'-Xanthen]-3-One; 3',6'-Bis(Diethylamino)Spiro[Isobenzofuran-1(3H),9'-[9H]Xanthene]-3-One; Rhodamine B Base