Using CC(C)(C)OC(=O)N1CCC2(CCNC2=O)CC1, CC1OC(=O)C(F)=C1OS(=O)(=O)C(F)(F)F to produce CC(C)(C)OC(=O)N1CCC2(CC1)CCN(C1=C(F)C(=O)OC1)C2=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.