Using O=C1CCC(=O)N1Br, COc1ccc(C2=C(C)C3(CCCCC3)N(C)C2=O)cc1 to produce COc1ccc(C2=C(CBr)C3(CCCCC3)N(C)C2=O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.