2,2-Dimethyl-7,8-bis(phenylmethoxy)-6-[[2-(trimethylsilyl)ethoxy]methoxy]-4H-1,3-benzodioxin

(2S)-2-{[(1RS,2SR)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cycloheptyl]formamido}pentanoic acid

2-({2-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2,2-difluoropropanamido]ethyl}sulfanyl)acetic acid

1-Pyrrolidinecarboxylic acid, 2-[(4-formylphenoxy)methyl]-, 1,1-dimethylethyl ester, (2S)-

2-[(2-{[5-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pyridin-2-yl]formamido}ethyl)sulfanyl]acetic acid

2-(1-{[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanamido]methyl}cyclobutyl)acetic acid

2-[(2S)-N-(cyclopropylmethyl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylbutanamido]acetic acid

1-(2-{[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)ethyl]sulfanyl}acetyl)-4-methylpiperidine-2-carboxylic acid

4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-[(2-hydroxyethyl)(propan-2-yl)carbamoyl]butanoic acid

rac-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-[(1R,6R)-6-methyl-7-azabicyclo[4.2.0]octan-7-yl]-4-oxobutanoic acid

3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-[(6-methoxy-6-oxohexyl)carbamoyl]propanoic acid