Tetrasodium 2,6-di[[1-hydroxy-2-[(4-methoxy-2-sulfophenyl)azo]-3-sulfo-6-naphthyl]amino]-4-morpholino-1,3,5-triazine

2-Naphthalenesulfonic acid, 7,7-6-(4-morpholinyl)-1,3,5-triazine-2,4-diyldiiminobis4-hydroxy-3-(4-methoxy-2-sulfophenyl)azo-, tetrasodium salt

7,7'-[(6-Morpholino-1,3,5-triazine-2,4-diyl)diimino]bis[4-hydroxy-3-[[4-methoxy-2-(sodiosulfo)phenyl]azo]-2-naphthalenesulfonic acid]disodium salt

tetrasodium 7,7'-[[6-(morpholin-4-yl)-1,3,5-triazine-2,4-diyl]diimino]bis[4-hydroxy-3-[(4-methoxy-2-sulphonatophenyl)azo]naphthalene-2-sulphonate]