Using Cc1oc(-c2ccco2)nc1CCl, CCOC(=O)c1ccc(O)c(Cl)c1 to produce CCOC(=O)c1ccc(OCc2nc(-c3ccco3)oc2C)c(Cl)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.