126190-18-9 2-Bromo-6-(N-acetylcystein-S-yl)hydroquinone 6-Bacyhq L-Cysteine, N-acetyl-S-(3-bromo-2,5-dihydroxyphenyl)- N-Acetyl-S-(3-bromo-2,5-dihydroxyphenyl)-L-cysteine