1H nuclear magnetic resonance spectroscopy (1H NMR) ()

dataset for 1H nuclear magnetic resonance spectroscopy (1H NMR) 1H NMR (500 MHz, acetonitrile-d3, ppm): δ = 7.62–7.24 (m, 8H, leu-NαH, nle-NαH, 5 × phe-CH, phe-NαH), 4.75 (d, J = 8.2 Hz, 1H, pro‑CαH), 4.69–4.53 (m, 2H, phe‑CαH, nle‑CαH), 3.93–3.83 (m, 1H, leu-CαH), 3.66–3.59 (m, 1H, pro-CδHH), 3.58–3.49 (m, 1H, pro-CδHH), 3.20–3.09 (m, 1H, phe-CHH), 3.02–2.89 (m, 1H, phe-CHH), 2.42–2.32 (m, 1H, pro-CβHH), 2.29–2.21 (m, 1H, pro-CβHH), 2.04–1.58 (m, 7H, leu-CH, leu-CH2, nle-CβH2, pro‑CγH2), 1.44–1.34 (m, 3H, nle-CγH2, nle-CδHH), 1.13–0.90 (m, 10H, 2 × leu-CH3, nle-CδHH, nle-CH3).