Using Cc1ccc(-c2cnn(C)c2)c(C(=O)N2CCC[C@@H](C)[C@H]2CN2C(=O)c3ccccc3C2=O)c1 to produce Cc1ccc(-c2cnn(C)c2)c(C(=O)N2CCC[C@@H](C)[C@H]2CN)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.