tetranatrijev 4-amino-3,6-bis(5-[4-klor-6-(2-hidroksietilamino)-1,3,5-triazin-2-ilamino]-2-sulfonatofenilazo)-5-hidroksinaftalen-2,7-disulfonat
och: 1,3-dihydroxi-4-[(5-fenylaminosulfonyl)-2-hydroxifenylazo]-n-[4-(4-nitro-2-sulfofenylamino)fenylazo]bensen (n = 2,5,6)