Using COc1ccc(-n2nc(CBr)cc2-c2ccc(Cl)c(Cl)c2)cc1, Cc1cccc(CC#N)c1 to produce COc1ccc(-n2nc(CC(C#N)c3cccc(C)c3)cc2-c2ccc(Cl)c(Cl)c2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.