(S)-3-((((9H-芴-9-基)甲氧基)羰基)氨基)-4-((4-((1-(4,4-二甲基-2,6-二氧代亚环己))-3-甲基丁基)氨基)苄基)氧基)-4-氧代丁酸
(S)-3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-4-((4-((1-(4,4-dimethyl-2,6-dioxocyclohexylidene)-3-methylbutyl)amino)benzyl)oxy)-4-oxobutanoic acid
(S)-3-((((9H-芴-9-基)甲氧基)羰基)氨基)-4-((4-((1-(4,4-二甲基-2,6-二氧代亚环己))-3-甲基丁基)氨基)苄基)氧基)-4-氧代丁酸 98%