Using CN(C=C1SC(=S)N(Cc2ccccc2)C1=O)c1ccc(O)cc1, COCCBr to produce COCCOc1ccc(N(C)C=C2SC(=S)N(Cc3ccccc3)C2=O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.