Using CC(C)(C)OC(=O)N1CCC(Nc2ncc(C(=O)Nc3ccc(OC(F)(F)F)cc3)c(C(F)(F)F)n2)CC1 to produce O=C(Nc1ccc(OC(F)(F)F)cc1)c1cnc(NC2CCNCC2)nc1C(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.