Using CS(N)(=O)=O, CC1(C)CC(c2cccc(N3CCOCC3)c2)Nc2ccc(C(=O)O)nc21 to produce CC1(C)CC(c2cccc(N3CCOCC3)c2)Nc2ccc(C(=O)NS(C)(=O)=O)nc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.