Using CC(C)n1cc2c3c(cccc31)[C@H]1C[C@@H](C(=O)OC3CCCCC3)CN[C@@H]1C2, O=C(O)/C=C\C(=O)O to produce CCN1C[C@H](C(=O)OC2CCCCC2)C[C@@H]2c3cccc4c3c(cn4C(C)C)C[C@H]21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.