Using CCOC(=O)c1ccc2nc(C)n(Cc3ccc(Cl)cc3Cl)c2c1 to produce Cc1nc2ccc(C(=O)O)cc2n1Cc1ccc(Cl)cc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.