Using Nc1nc(Nc2ccc(S(N)(=O)=O)cc2)nn1C(=O)c1c(F)cccc1F, O=C1CCCC(=O)O1 to produce Nc1nc(Nc2ccc(S(=O)(=O)NC(=O)CCCC(=O)O)cc2)nn1C(=O)c1c(F)cccc1F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.