Mepụta ụdị okwu a dị mgbagwoju anya Monomer na-enwe mmeghachi omume Diels-Alder na dienes.
N'ezie, ụdị okwu dị mgbagwoju anya nke ahịrịokwu ahụ bụ "Monomer na-enwe mmeghachi omume Diels - Alder na dienes na condenses na acid methylene dị iche iche, dịka nke malonic esters. "