2,8,10-Trioxa-5-azadodecanoic acid, 5-(3-(acetylamino)-4-((5-nitro-2-thiazolyl)azo)phenyl)-9-oxo-, ethyl ester 73275-66-8 EINECS 277-341-9 Ethyl 5-(3-acetamido-4-((5-nitrothiazol-2-yl)azo)phenyl)-9-oxo-2,8,10-trioxa-5-azadodecanoate