title: Cyclic peptides. I. Cyclo(tri-l-prolyl) and derivatives. Synthesis and molecular conformation from nuclear magnetic resonance.
mesh_terms: D009682:Magnetic Resonance Spectroscopy; D010455:Peptides / Q000138:chemical synthesis*; D010456:Peptides, Cyclic / Q000138:chemical synthesis; D011392:Proline; D011487:Protein Conformation; D013057:Spectrum Analysis
chemical_list: D010455:Peptides; D010456:Peptides, Cyclic; D011392:Proline