Using BrC(Br)(Br)Br, CCOC(=O)NC1CCc2ccc(CCO)cc2C1Cc1cccc(Cl)c1 to produce CCOC(=O)NC1CCc2ccc(CCBr)cc2C1Cc1cccc(Cl)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.