Using CC(C)(C)OC(=O)N1CCC(/C=C/C(=O)N2CCC[C@@H](C(=O)NCCC(=O)O)C2)CC1 to produce O=C(O)CCNC(=O)[C@@H]1CCCN(C(=O)/C=C/C2CCNCC2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.