- (R)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-5-(tert-butoxy)-4-(tert-butoxycarbonyl)-5-oxopentanoic acid,98%, 100mg
- (R)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-5-(tert-butoxy)-4-(tert-butoxycarbonyl)-5-oxopentanoic acid,98%, 1g