Cyclic semipeptoids: peptoid-organic hybrid macrocycles.

@article{Nnanabu2006CyclicSP,
  title={Cyclic semipeptoids: peptoid-organic hybrid macrocycles.},
  author={Ernest Nnanabu and Kevin Burgess},
  journal={Organic letters},
  year={2006},
  volume={8 7},
  pages={1259-62}
}
[structure: see text] Cyclic semipeptoids 1 and 2 represent constrained, secondary structure mimics where the R(1) and R(2) side chains correspond to those of amino acids. Solid-phase syntheses and conformational analyses of these compounds are described.