55425-23-5 Benzothiazolium, 5-chloro-2-((5-chloro-3-(3-sulfopropyl)-2(3H)-benzothiazolylidene)methyl)-3-(3-sulfopropyl)-, hydroxide, inner salt, compd. with N,N-diethylethanamine (1:1) EINECS 259-631-7 Hydrogen 5-chloro-2-((5-chloro-3-(3-sulphonatopropyl)-3H-benzothiazol-2-ylidene)methyl)-3-(3-sulphonatopropyl)benzothiazolium, compound with triethylamine (1:1)