Using CS(=O)(=O)Cl, COc1ccc(N2CCOCC2)c2sc(-c3nc4c([nH]3)CCNCC4)nc12 to produce COc1ccc(N2CCOCC2)c2sc(-c3nc4c([nH]3)CCN(S(C)(=O)=O)CC4)nc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.