Using COC(=O)c1ccc(Cn2nc(-c3cc(Cl)cc(Cl)c3)cc2-c2ccc(OC)cc2)cc1 to produce COc1ccc(-c2cc(-c3cc(Cl)cc(Cl)c3)nn2Cc2ccc(C(=O)O)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.