Using CC(C)(C)OC(=O)N1CCC(NCc2ccc(Cl)c(C(=O)NCC34CC5CC(CC(C5)C3)C4)c2)CC1 to produce O=C(NCC12CC3CC(CC(C3)C1)C2)c1cc(CNC2CCNCC2)ccc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.