Synonyms: 3-(2-Hydroxyethyl)-2-[2-[[3-(2-hydroxyethyl)-5-methoxy-2-benzothiazolinylidene]methyl]-1-butenyl]-5-methoxybenzothiazoliumchloride (6CI); Benzothiazolium,3-(2-hydroxyethyl)-2-[2-[[3-(2-hydroxyethyl)-5-methoxy-2(3H)-benzothiazolylidene]methyl]-1-butenyl]-5-methoxy-,chloride (9CI); 3,3'-Bis(b-hydroxyethyl)-9-ethyl-5,5'-dimethoxythiacarbocyaninechloride; 3,3'-Di(2-hydroxyethyl)-5,5'-dimethoxy-9-ethylthiacarbocyaninechloride; 3,3'-Di(b-hydroxyethyl)-9-ethyl-5,5'-dimethoxythiacarbocyaninechloride; Dye 798; Dye 798 (Chinese); SH 441