Using CC(C)[C@@H]1CCc2ncnc(N3CC4(CCNCC4)c4c(CN(C(=O)OC(C)(C)C)C(C)C)cccc43)c21 to produce CC(C)NCc1cccc2c1C1(CCNCC1)CN2c1ncnc2c1[C@H](C(C)C)CC2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.