英文别名3H-Indol-3-one, 5-bromo-2-(5-bromo-1,3-dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-; Brilliant Indigo KMR; Pharmanthrene Blue R; (2Z)-5-bromo-2-(5-bromo-3-oxo-1H-indol-2-ylidene)-1H-indol-3-one; (2E)-5-bromo-2-(5-bromo-3-oxo-1H-indol-2-ylidene)-1H-indol-3-one; Bromoindigo 
