Using CCOC(=O)c1sc(Br)c(N(C)C)c1Br, OB(O)c1ccc(Cl)cc1 to produce CCOC(=O)c1sc(-c2ccc(Cl)cc2)c(N(C)C)c1Br, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.