Using OB(O)c1cccc(N2CCCC2)c1, Cc1cc(Cl)c2c(I)cn(C)c2n1 to produce Cc1cc(Cl)c2c(-c3cccc(N4CCCC4)c3)cn(C)c2n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.