Using CS(N)(=O)=O, Cc1cc(C2Nc3ccc(C(=O)O)cc3CC2(C)C)cc(N2CCOCC2)c1 to produce Cc1cc(C2Nc3ccc(C(=O)NS(C)(=O)=O)cc3CC2(C)C)cc(N2CCOCC2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.