Using O=C(Cl)C12CC3CC(CC(C3)C1)C2, Nc1nc2c(s1)CCC2 to produce O=C(Nc1nc2c(s1)CCC2)C12CC3CC(CC(C3)C1)C2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.