Using CC(C)(C)OC(=O)CCN(CCC12CC3CC(CC(C3)C1)C2)C(=O)NCCCc1ccncc1 to produce O=C1CCN(CCC23CC4CC(CC(C4)C2)C3)C(=O)N1CCCc1ccncc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.