Using CC(=O)OC1C2CC(CBr)(OC(=O)N2)C(OC(C)=O)C1OC(C)=O to produce CC(=O)OC1C2CC(C)(OC(=O)N2)C(OC(C)=O)C1OC(C)=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.