Using O=C(O)CCCCCCCCBr, CC(C)c1cccc(C(C)C)c1N to produce CC(C)c1cccc(C(C)C)c1NC(=O)CCCCCCCCBr, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.