2-Anthracenesulfonic acid, 1-amino-9,10-dihydro-4-((2-methylphenyl)amino)-9,10-dioxo-, compd. with 2,2',2''-nitrilotris(ethanol) (1:1) 2-Anthraquinonesulfonic acid, 1-amino-4-((2-methylphenyl)amino)-, compound with 2,2',2''-nitrilotriethanol 77847-13-3