Using CC(C)CNC(=O)c1ccc2c(c1)C(C1CCCCC1)=NCC2 to produce CC(C)CNC(=O)c1ccc2c(c1)C(C1CCCCC1)NCC2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.