Using Cc1ccc2c(c1)nc(C(C)(C)O)n2C1CCN(C(=O)C2Cc3ccc(N)cc3C2)CC1 to produce Cc1ccc2c(c1)nc(C(C)(C)O)n2C1CCN(CC2Cc3ccc(N)cc3C2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.