TYR-TYR-TYR

L-TYR-TYR-TYR

H-TYR-TYR-TYR-OH

REF DUPL: H-Tyr-Tyr-Tyr-OH

L-Tyrosyl-L-tyrosyl-L-tyrosine

(S)-2-((S)-2-((S)-2-amino-3-(4-hydroxyphenyl)propanamido)-3-(4-hydroxyphenyl)propanamido)-3-(4-hydroxyphenyl)propanoic acid