Using CCCO[C@@H](CCC[C@H](NC(=O)OC(C)(C)C)C(=O)OCc1ccccc1)[C@@H](CCC(C)C)[C@H](C)OCc1ccc(OC)cc1 to produce CCCO[C@@H](CCC[C@H](NC(=O)OC(C)(C)C)C(=O)OCc1ccccc1)[C@@H](CCC(C)C)[C@H](C)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.