Using CCOC(=O)CC(C(=O)OCC)C(=O)OCC, CCCCCC(C)(O)/C=C/C1CC1(C(=O)OC)C(=O)OC to produce CCCCCC(C)(O)C=C[C@H]1C[C@H](C(=O)OC)C(=O)C1(CC(=O)OCC)C(=O)OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.