Using Oc1cccc(-c2cnc3[nH]cc(C4=CCCCC4)c3c2)c1 to produce Oc1cccc(-c2cnc3[nH]cc(C4CCCCC4)c3c2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.