Using O=C1NC(=O)c2ccccc21, Cc1ccc(C(=O)C(Br)CC(C)C)cc1 to produce Cc1ccc(C(=O)C(CC(C)C)N2C(=O)c3ccccc3C2=O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.