Using CI, COc1ccc2[nH]c3c(c2c1)CCN1C(=O)CCC31C to produce COc1ccc2c(c1)c1c(n2C)C2(C)CCC(=O)N2CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.