Using CCOC(=O)c1cc(CC#N)cc(C(=O)OCC)c1, BrCCCCBr to produce CCOC(=O)c1cc(C(=O)OCC)cc(C2(C#N)CCCC2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.