英文名称
5-amino-3-[(4-ethenyl-3-sulfophenyl)hydrazinylidene]-7-methyl-4-oxonaphthalene-2-sulfonic acid;7-amino-3-methyl-2-[(3-methylphenyl)hydrazinylidene]naphthalen-1-one;4-amino-7-methyl-6-[(3-methylphenyl)hydrazinylidene]-5-oxonaphthalene-2-sulfonic acid