N-{2-[(thiophen-2-ylmethyl)amino]ethyl}acetamide

1-[2-(ethyl carboxy)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)acetamido]cyclopentane-1-carboxylic acid

5-[2-(ethyl carboxy)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)acetamido]-2-methylpentanoic acid

(2S)-2-[(2R,3S)-3-(benzyloxy)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanamido]-4-methoxy-4-oxobutanoic acid

(2R)-2-({2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclopropyl}formamido)-5-methoxy-5-oxopentanoic acid

6',7'-dihydro-5'H-spiro[cyclopropane-1,8'-quinoline]-3-carboxylic acid

4,4-Difluoro-1-(1-hydroxycyclobutyl)cyclohexane-1-carboxylic acid

2-({[(9H-fluoren-9-yl)methoxy]carbonyl}(2-methoxy-2-oxoethyl)amino)acetic acid

3-(3-Hydroxy-1-methylpyrrolidin-3-yl)oxolane-3-carboxylic acid

2-(1-cyclopropyl-5-propyl-1H-1,2,3-triazol-4-yl)acetic acid

2-[1-(2-cyclobutylethyl)-5-propyl-1H-1,2,3-triazol-4-yl]acetic acid