Using O=C1Nc2cc(Cl)ccc2C1(Br)Cc1cccc(Cl)c1, O=C([O-])[O-] to produce CC(C)CC(NC1(Cc2cccc(Cl)c2)C(=O)Nc2cc(Cl)ccc21)C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.