Using O=C1CCC(=O)N1, Cc1c(OCCCl)cc[n+]([O-])c1C to produce Cc1c(OCCN2C(=O)CCC2=O)cc[n+]([O-])c1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.