英文名称
4-amino-3-[(4-amino-2-sulfophenyl)diazenyl]-7-methyl-6-[(4-methylphenyl)hydrazinylidene]-5-oxonaphthalene-2-sulfonic acid;4-amino-3-[(4-amino-2-sulfophenyl)diazenyl]-7-methyl-6-[(4-methyl-2-sulfophenyl)hydrazinylidene]-5-oxonaphthalene-2-sulfonic acid;4-amino-3-[(5-amino-2-sulfophenyl)diazenyl]-7-methyl-6-[(4-methyl-2-sulfophenyl)hydrazinylidene]-5-oxonaphthalene-2-sulfonic acid