Using CCOC(=O)C1(NC(=O)c2cccc(C)c2O)Cc2ccccc2C1, BrCC1CC1 to produce CCOC(=O)C1(NC(=O)c2cccc(C)c2OCC2CC2)Cc2ccccc2C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.