Using CCN1c2cc(P(=O)(O)c3ccc4c(c3)N(CC)C(C)(C)C=C4C)ccc2C(C)=CC1(C)C to produce CCN1c2cc(P(=O)(O)c3ccc4c(c3)N(CC)C(C)(C)CC4C)ccc2C(C)CC1(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.