Using COc1cccc2c1CC(N1CCN(c3cccc(C(F)(F)F)c3)CC1)CC2 to produce Oc1cccc2c1CC(N1CCN(c3cccc(C(F)(F)F)c3)CC1)CC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.