201443 Ureines/ carboxymide-function compounds, nitrile function compounds/ derivatives thereof

20144310 Ureines and their derivatives/ salts thereof 20144320 Saccharin and its salts 20144330 Imides and their derivatives, and salts thereof (excluding saccharin and its salts) 20144340 Imines and their derivatives/ and salts thereof 20144350 Acrylonitrile 20144360 1-Cyanoguanidine (dicyandiamide) 20144370 Nitrile-function compounds (excluding acrylonitrile, 1-cyanoguanidine (dicyandiamide))