Using CCOC(=O)CN(Cc1ccc(OC)cc1OC)Cc1cc(Br)sc1C(=O)OCC to produce CCOC(=O)C1C(=O)c2sc(Br)cc2CN1Cc1ccc(OC)cc1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.