Using O=c1c2cc(Cc3ccc(Cl)nc3)c3ccccc3c2ncn1[C@H]1CCOC[C@@H]1O to produce O=c1c2cc(Cc3cccnc3)c3ccccc3c2ncn1[C@H]1CCOC[C@@H]1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.