121809-82-3 2-(4-(3,4,5-Trichlorophenylureido)phenoxy)-2-methylpropionic acid 2-Methyl-2-(4-((((3,4,5-trichlorophenyl)amino)carbonyl)amino)phenoxy)propanoic acid L 345 L-345 L345 Propanoic acid, 2-methyl-2-(4-((((3,4,5-trichlorophenyl)amino)carbonyl)amino)phenoxy)-