Using CN=C=O, O=C1CCC(c2cccc(O)c2)N1CCN1CCOCC1 to produce CNC(=O)Oc1cccc(C2CCC(=O)N2CCN2CCOCC2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.