1-(4-Chlorophenyl)-3-hydroxyurea 30085-34-8 EINECS 250-037-3 N-(4-Chlorophenyl)-N'-hydroxyurea N-(p-Chlorophenyl)-N'-hydroxyurea NSC 125192 Urea, 1-(p-chlorophenyl)-3-hydroxy- Urea, N-(4-chlorophenyl)-N'-hydroxy-