Using CCOC(=O)CBr, CCCC[C@@H](CO)NC(=O)OC(C)(C)C to produce CCCC[C@@H](COCC(=O)OCC)NC(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.