Using O=C(CCC/C=C\C[C@@H]1[C@@H](COC(=S)NCc2cccc(Cl)c2)[C@H](OC2CCCCO2)C[C@@H]1OC1CCCCO1)NCCO to produce O=C(CCC/C=C\C[C@@H]1[C@@H](COC(=S)NCc2cccc(Cl)c2)[C@H](O)C[C@@H]1O)NCCO, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.