Using O=[N+]([O-])c1cccc(S(=O)(=O)CCO)c1, Cc1cc(C)cc(OCC(=O)NCCCCCC(=O)O)c1 to produce O=C(COc1ccccc1)NCCCCCC(=O)OCCS(=O)(=O)c1cccc([N+](=O)[O-])c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.