Using COC(=O)Cn1nc(-c2ccc(Cl)cc2)[nH]c1=O, COC(=O)c1cccc(CBr)c1 to produce COC(=O)Cn1nc(-c2ccc(Cl)cc2)n(Cc2cccc(C(=O)OC)c2)c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.