Using COC(=O)CN1CCC[C@]1(C)c1cc2c(C(=O)OC)cccc2[nH]1 to produce COC(=O)c1cccc2[nH]c3c(c12)C(=O)CN1CCC[C@]31C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.