4-Amino-1-bromo-9,10-dihydro-9,10-dioxoanthracene-3,5-disulfonic acid

8-amino-5-bromo-9,10-diketo-anthracene-1,7-disulfonic acid ; 4-amino-1-bromo-9,10-dihydro-9,10-dioxoanthracene-3,5-disulphonic acid ; 8-amino-5-bromo-9,10-dioxo-9,10-dihydroanthracene-1,7-disulfonic acid ; 8-amino-5-bromo-9,10-dihydro-9,10-dioxo-1,7-anthracenedisulfonic acid ; 8-azanyl-5-bromo-9,10-dioxo-anthracene-1,7-disulfonic acid ; 8-amino-5-bromo-9,10-dioxoanthracene-1,7-disulfonic acid