154807-49-5 3-Methyl-5-n-butylureidoisothiazole-4-carboxylic acid morpholide 4-((5-(((Butylamino)carbonyl)amino)-3-methyl-4-isothiazolyl)carbonyl)morpholine Morpholine, 4-((5-(((butylamino)carbonyl)amino)-3-methyl-4-isothiazolyl)carbonyl)-