Using ClCc1ccc2ccccc2n1, CCOC(=O)Cc1ccc(O)c(Cl)c1 to produce CCOC(=O)Cc1ccc(OCc2ccc3ccccc3n2)c(Cl)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.