58979-46-7 71872-50-9 Acetamide, N-(5-(diethylamino)-2-((3,5-dinitro-2-thienyl)azo)phenyl)- EINECS 261-540-2 N-(5-(Diethylamino)-2-((3,5-dinitro-2-thienyl)azo)phenyl)acetamide