Using CCOC(=O)c1c(C)nc(-c2ccc(OC(F)(F)F)cc2)n1C1CC1 to produce Cc1nc(-c2ccc(OC(F)(F)F)cc2)n(C2CC2)c1C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.