Using Nc1nc2c(s1)CCN(CC=Cc1cccc(O)c1)CC2, OCc1ccccn1 to produce Nc1nc2c(s1)CCN(CC=Cc1cccc(OCc3ccccn3)c1)CC2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.