Using CCC=O, Cc1cc(C)c(-n2ccc3c(N)n[nH]c(=O)c32)c(C)c1 to produce CCCNc1n[nH]c(=O)c2c1ccn2-c1c(C)cc(C)cc1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.