Using CC(C)C([C@H]1C[C@@H](n2cnc3c(N)ncnc32)C1)C(O[SiH3])(C(C)C)C(C)C to produce Nc1ncnc2c1ncn2[C@H]1C[C@@H](CCO)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.