Using CC(=O)[O-], COc1cc(SC)ccc1C1=NC2=CCNC(=O)C2=N1 to produce COc1cc(S(C)=O)ccc1C1=NC2=CCNC(=O)C2=N1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.