Using [BH3-]C#N, CC(C)[C@]1(C(=O)N2CCN(c3cc(C(F)(F)F)ccn3)CC2)CC[C@@H](NC2CCOC2)C1 to produce CC(C)[C@]1(C(=O)N2CCN(c3cc(C(F)(F)F)ccn3)CC2)CC[C@@H](N(C)C2CCOC2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.