tetralitijev 6-amino-4-hidroksi-3-(7-sulfonato-4-(4-sulfonatofenilazo)-1-naftilazo)naftalen-2,7-disulfonat
[2-(2-etylfenoxy)etyl]-(3-[(2-hydroxy-5-kyano-1,4-dimetyl-6-oxo-1,6-dihydropyridín-3-yl)diazenyl]benzoát)