Using CCOC(=O)C(=O)Nc1cccc(SC)c1C(N)=O, O=C(OO)c1cccc(Cl)c1 to produce CCOC(=O)C(=O)Nc1cccc(S(C)=O)c1C(N)=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.