Using Cc1cc(Br)cc(C)c1OCc1ccccc1, O=C1C(=O)N(Cc2ccccc2)c2ccccc21 to produce Cc1cc(C2(O)C(=O)N(Cc3ccccc3)c3ccccc32)cc(C)c1OCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.