Using NC1(c2ccccc2Cl)C(=O)Nc2ccc(Cl)cc21, COC(=O)c1ccc(CBr)c(OC)c1 to produce COC(=O)c1ccc(CN2C(=O)C(N)(c3ccccc3Cl)c3cc(Cl)ccc32)c(OC)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.