Using COC(=O)C(C)(C)c1ccc2c(c1)NC(=O)c1ccc(Nc3cc(F)nc(F)c3)cc1N2 to produce CC(C)(C(=O)O)c1ccc2c(c1)NC(=O)c1ccc(Nc3cc(F)nc(F)c3)cc1N2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.