Using [BH3-]C#N, O=C1CCc2c1cncc2-c1ccc(C(F)(F)F)c(F)c1 to produce NC1CCc2c(-c3ccc(C(F)(F)F)c(F)c3)cncc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.