血管紧张素 I

cyclo(L-Pro-L-Tyr-L-Pro-L-Ile-L-Phe-L-Pro-L-Ile)

(E)-2-(2-hydroxybenzylideneamino)-3-phenylpropanoic acid

(+)-tert-butyl N-Boc-phenylalaninate

苯丙酮酸