Using CCCCc1ccc(Cl)nn1, CCOC(=O)c1ccc(OCCC2CCNCC2)cc1 to produce CCCCc1ccc(N2CCC(CCOc3ccc(C(=O)OCC)cc3)CC2)nn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.