Using CCCCCCCCCCCCCCCCC(OC(C)=O)C(=O)N[C@@H](CO)[C@H](O)[C@H](O)CCCCCCCCCCCCCC to produce CCCCCCCCCCCCCCCCC(O)C(=O)N[C@@H](CO)[C@H](O)[C@H](O)CCCCCCCCCCCCCC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.