Using CCOC(=O)c1cc2c(s1)CCN(S(=O)(=O)c1ccc(C)cc1)C2 to produce Cc1ccc(S(=O)(=O)N2CCc3sc(C(=O)O)cc3C2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.