Using C1COCCN1, Cc1nc(Cl)c2cccc([N+](=O)[O-])c2n1 to produce Cc1nc(N2CCOCC2)c2cccc([N+](=O)[O-])c2n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.