SMILES: C1(=C(NC(=O)N1)O)NC(=O)N
Description: The molecule is an imidazolidinone that is imidazolin-2-one substituted at positions 4 and 5 by hydroxy and ureido groups respectively. It is a member of ureas and an imidazolidinone. It derives from a hydantoin. It is a tautomer of an allantoin.