Using COc1ccc(CNc2ncc(Br)c3sc4ccc(Cl)cc4c23)cc1, CN(C)C=O to produce COc1ccc(CNc2ncc(C#N)c3sc4ccc(Cl)cc4c23)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.