Using c1ccc(COc2cccc(-c3nc(N4CCOCC4)nc4nc[nH]c34)c2)cc1 to produce Oc1cccc(-c2nc(N3CCOCC3)nc3nc[nH]c23)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.