Using CC#CCn1c(N(C)C[C@H](C)NC(=O)OC(C)(C)C)nc2cnn(Cc3ccccc3C#N)c(=O)c21 to produce CC#CCn1c(N(C)C[C@H](C)N)nc2cnn(Cc3ccccc3C#N)c(=O)c21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.