[(3R)-5-oxooxolan-3-yl] 2-nitrobenzoate

(3S,5S,8R,9S,10S,13R,14S,17R)-3,5,14-trihydroxy-13-methyl-17-[(3R)-5-oxooxolan-3-yl]-2,3,4,6,7,8,9,11,12,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthrene-10-carbaldehyde

(R)-tert-Butyl (5-oxotetrahydrofuran-3-yl)carbamate

(3-methyl-5-oxooxolan-3-yl) 2-methylprop-2-enoate

γ-Butyrolactone-3-yl methacrylate

[(3R)-2,2-dimethyl-5-oxooxolan-3-yl] 3,5-dinitrobenzoate

[(3S)-5-oxooxolan-3-yl] benzoate

4-{2-[1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopropyl]acetamido}oxolane-3-carboxylic acid

(2S)-2-{[(1rs,4rs)-4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclohexyl]formamido}pentanoic acid

1-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclohexanecarbonyl]-3-hydroxypyrrolidine-3-carboxylic acid

(2S)-2-[3-cyclopropyl-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2,2-difluoropropanamido]-3-methoxypropanoic acid

2-(7-Chloro-1,3-dioxaindan-5-yl)prop-2-en-1-amine

3-[(2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methoxypropanamido]-2-methylpropanoic acid

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

2-{1,3-dimethyl-1H-thieno[2,3-c]pyrazol-5-yl}benzoic acid

3-[4-(Benzyloxy)-2,6-difluorophenyl]benzaldehyde

3-[8-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)octanamido]-2,2-difluoropropanoic acid