Using CC(C)(C)OC(=O)NC1(Cc2nc(-c3ccc(OC(F)(F)F)cc3)c[nH]2)CCOCC1 to produce NC1(Cc2nc(-c3ccc(OC(F)(F)F)cc3)c[nH]2)CCOCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.