hydrogen 5,6-dichloro-2-[3-[5,6-dichloro-1-ethyl-1,3-dihydro-3-(3-sulphonatobutyl)-2H-benzimidazol-2-ylidene]propen-1-yl]-1-ethyl-3-(3-sulphonatobutyl)-1H-benzimidazolium

Order 3325-10-8 hydrogen,dichloro,ethyl,dihydro,sulphonatobutyl,benzimidazol,ylidene,propen,benzimidazolium,imidazol-2-yl,imidazolium