Using CC(=O)OC[C@H]1O[C@@H](Oc2cccc3occ(CCc4ccc(OCCCO)cc4)c23)[C@H](OC(C)=O)[C@@H](OC(C)=O)[C@@H]1OC(C)=O to produce OCCCOc1ccc(CCc2coc3cccc(O[C@@H]4O[C@H](CO)[C@@H](O)[C@H](O)[C@H]4O)c23)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.