AQ-1

1-Amino-4-(3-amino-4-sodium-sulfonoanilino)-2-sodium anthraquinone sulfonate

1-Amino-4-[[3-amino-4-[(sodiooxy)sulfonyl]phenyl]amino]-9,10-dihydro-9,10-dioxoanthracene-2-sulfonic acid sodium salt

1-Amino-4-[[3-amino-4-(sodiooxysulfonyl)phenyl]amino]-9,10-dihydro-9,10-dioxoanthracene-2-(sulfonic acid sodium) salt