Using CC(C)(C)OC(=O)N1Cc2n[nH]c(N)c2C1, CCC(C(C)=O)C(C)=O to produce CCc1c(C)nc2c3c(nn2c1C)CNC3, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.