AHPPA

H-AHPPA-OH

(3S,4S)-AHPPA-OH

H-(3S,4S)-AHPPA-OH

(3S,4S)-4-AMINO-3-HYDRO-5-PHENYLPENTANOIC ACID

(3S,4S)-4-AMINO-3-HYDROXY-5-PHENYLPENTANOIC ACID