Using CC(C)(C)OC(=O)N1CCC2(CC1)CN(CC(F)(F)F)CC(C(=O)O)O2, CC(=O)CN to produce CC(=O)CNC(=O)C1CN(CC(F)(F)F)CC2(CCN(C(=O)OC(C)(C)C)CC2)O1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.