171088-71-4 4-((2-Methylphenyl)amino)-4-oxobutanoic acid compd. with 4,5-dihydro-2-thiazolamine (1:1) Butanoic acid, 4-((2-methylphenyl)amino)-4-oxo-, compd. with 4,5-dihydro-2-thiazolamine (1:1)