Using CC(C)(C)OC(=O)NC(CCC(F)(F)C(NC(=O)OC(C)(C)C)C(=O)O)C(=O)O to produce NC(C(=O)O)C(F)(F)CC[C@H](N)C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.