Using CCOC(=O)c1oc2cc(OC3CCNCC3)c(Cl)cc2c1C, O=C1CCC1 to produce CCOC(=O)c1oc2cc(OC3CCN(C4CCC4)CC3)c(Cl)cc2c1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.