Using COC(=O)CN(Cc1ccc(OC)cc1OC)Cc1c(Br)csc1C(=O)OC to produce COC(=O)C1C(=O)c2scc(Br)c2CN1Cc1ccc(OC)cc1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.