Using CC(=O)OC(C)=O, Cc1nn(C2CCCCC2)c2c(=O)[nH]c(-c3ccc(N)cc3)nc12 to produce CC(=O)Nc1ccc(-c2nc3c(C)nn(C4CCCCC4)c3c(=O)[nH]2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.