Using O=C1CCC(=O)N1Br, Cc1ccccc1N(c1ccccc1)c1ccccc1C to produce Cc1ccccc1N(c1ccc(Br)cc1)c1ccccc1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.