Using CNc1ccc(C(=O)OC)cc1Cl, O=C(Cl)c1cc2c(s1)-c1ccc(Br)cc1OCC2 to produce COC(=O)c1ccc(N(C)C(=O)c2cc3c(s2)-c2ccc(Br)cc2OCC3)c(Cl)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.