Direct Brown 222 Direct brown 222 (C.I. 30368) 5-[[4'-[[2,6-Diamino-3-methyl-5-[(4-sulfophenyl)azo]phenyl]azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-2-hydroxybenzoic acid disodium salt C.I.30368 C.I.Direct Brown 222 Direct Brown 3GA Kayaku Direct Brown 3GA disodium,(3E)-3-[[4-[4-[[2,6-diamino-3-methyl-5-[(4-sulfonatophenyl)diazenyl]phenyl]diazenyl]-3-methylphenyl]-2-methylphenyl]hydrazinylidene]-6-oxocyclohexa-1,4-diene-1-carboxylate