Using O=C([O-])[O-], CC(C)(C)OC(=O)Nc1c(F)cccc1C(=O)O to produce COC(=O)c1cccc(F)c1NC(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.