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3-2-benzothiazolyl-7-diethylaminocoumarin
chem. 3-2-苯并噻唑基-7-二乙氨基香豆素; 香豆素-6
3-2-benzoimidazolyl-7-diethylaminocoumarin
chem. 3-2-苯并咪唑基-7-二乙氨基香豆素