InChI=1/C18H21N3O4/c1-18(2,16(22)24-3)25-15-9-7-13(8-10-15)20-17(23)21-14-6-4-5-12(19)11-14/h4-11H,19H2,1-3H3,(H2,20,21,23 methyl 2-[4-({[(3-aminophenyl)amino]carbonyl}amino)phenoxy]-2-methylpropanoate propanoic acid, 2-[4-[[[(3-aminophenyl)amino]carbonyl]amino]phenoxy]-2-methyl-, methyl ester