171088-76-9 4-((3-Nitrophenyl)amino)-4-oxobutanoic acid compd. with 4,5-dihydro-2-thiazolamine (1:1) Butanoic acid, 4-((3-nitrophenyl)amino)-4-oxo-, compd. with 4,5-dihydro-2-thiazolamine (1:1)