Using COc1cc(N)c(C(=O)c2cccc(Br)c2)cc1OC, O=C(O)Cc1cccs1 to produce COc1cc(NC(=O)Cc2cccs2)c(C(=O)c2cccc(Br)c2)cc1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.