Using C[C@H]1CN(C(=O)OC(C)(C)C)CCN1Cc1c(O)ccc2c1O/C(=C\c1n[nH]c3ccccc13)C2=O to produce C[C@H]1CNCCN1Cc1c(O)ccc2c1O/C(=C\c1n[nH]c3ccccc13)C2=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.