tert-Butyl ((S)-5-((R)-2-amino-3-(3,5-dibromo-4-hydroxyphenyl)propanamido)-6-oxo-6-(4-(pyridin-4-yl)piperazin-1-yl)hexyl)carbamate 1g

tert-Butyl ((S)-5-((R)-2-amino-3-(3,5-dibromo-4-hydroxyphenyl)propanamido)-6-oxo-6-(4-(pyridin-4-yl)piperazin-1-yl)hexyl)carbamate 1g