Using CC(C)(C)OC(=O)N1CC2CNCC2C1, Cc1c(Cl)c(C(F)(F)F)nn1CC(=O)O to produce Cc1c(Cl)c(C(F)(F)F)nn1CC(=O)N1CC2CN(C(=O)OC(C)(C)C)CC2C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.