不需要考虑手性，纯度95%

benzyl N2-(5-((R)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-phenylpropanamido)-2,2-dimethyl-1,3-dioxane-5-carbonyl)-Nw-((4-methoxyphenyl)sulfonyl)-L-argininate
Chemical Formula: C51H56N6O11S
Molecular Weight: 961.1000
Elemental Analysis: C, 63.74; H, 5.87; N, 8.74; O, 18.31; S, 3.34