Using O=C1CCC(=O)N1Br, CCOC(=O)C(C=CC(=O)OC)=C(C)Nc1ccccc1 to produce COC(=O)c1cc(Br)c(=O)n(-c2ccccc2)c1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.