5-(4-[4-[4-(3,5-dikarboksi-fenil-azo)fenilamino]-6-morfolin-4-il-1,3,5-triazin-2-ilamino]fenilazo)izoftalna kiselina, smjesa mononatrijeve i diamonijeve soli
reaktionsprodukt av 1,1,1-tris(p-hydroxifenyl)etan med 6-diazo-5,6-dihydro-5-oxo-1-naftylsulfonylklorid och 3-diazo-3,4-dihydro-4-oxo-1-naftylsulfonylklorid (1:2)