Using O=C1CCCc2ccc(NS(=O)(=O)c3ccc(F)cc3)c(C(=O)O)c21 to produce O=C(O)c1c(NS(=O)(=O)c2ccc(F)cc2)ccc2c1C(O)CCC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.