157381-54-9 L-Aspartic acid, L-valyl-2-(3,5-dihydroxyphenyl)glycyl-L-leucyl-2-oxo-4-phenyl-3-aminobutanoyl-L-valyl-L-valyl- Rpi 856 A Rpi 856 B Rpi-856 A Val-adpaa-leu-aopba-val-val-asp Valyl-(2-amino-2-(3,5-dihydroxyphenyl)acetic acid)-leucyl-(3-amino-2-oxo-4-phenylbutyric acid)-valyl-valyl-aspartic acid Valyl-adpaa-leucyl-aopba-valyl-valyl-aspartic acid