Using c1ccc(Oc2ccc(Nc3ccnc4cc(-c5ccc(C6OCCO6)o5)ccc34)cc2)cc1 to produce O=Cc1ccc(-c2ccc3c(Nc4ccc(Oc5ccccc5)cc4)ccnc3c2)o1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.