Using Cc1cnc(C=O)cn1, CC[C@@H]1CNC[C@H]1c1nc2c(cnn2C2CCOCC2)c(=O)[nH]1 to produce CC[C@@H]1CN(Cc2cnc(C)cn2)C[C@H]1c1nc2c(cnn2C2CCOCC2)c(=O)[nH]1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.