Using O=C1CCc2cccc(N3CCN(CCCCOc4ccc5ccc(=O)[nH]c5n4)CC3)c2C1 to produce O=c1ccc2ccc(OCCCCN3CCN(c4cccc5c4CC(O)CC5)CC3)nc2[nH]1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.