Using [BH3-]C#N, O=C1CCC(O)(Cc2ccn3ncnc(Nc4ccc(F)c(Cl)c4)c23)CC1 to produce NC1CCC(O)(Cc2ccn3ncnc(Nc4ccc(F)c(Cl)c4)c23)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.