7-Azaspiro[3.5]nonane-7-carboxylic acid, 2-oxo-, 1,1-dimethylethyl ester

6-Azaspiro[3.4]octane-6-carboxylic acid, 2-oxo-, 1,1-dimethylethyl ester

4-Piperidinone, 2-methyl-1-(phenylmethyl)-

1-[(tert-butoxy)carbonyl]-2-methylpyrrolidine-2-carboxylic acid

Benzamide, N,N-bis(1-methylethyl)-

2H-1,2,4-Oxadiazine, 5,6-dihydro-5-(1-piperidinylmethyl)-3-(3-pyridinyl)-

Benzeneacetic acid, 4-bromo-3-methoxy-, methyl ester

L-Valinamide, N-methyl-L-valyl-N-[(1S,2R)-2-methoxy-4-[(2S)-2-[(1R,2R)-1-methoxy-2-methyl-3-oxo-3-[[(1S)-2-phenyl-1-(2-thiazolyl)ethyl]amino]propyl]-1-pyrrolidinyl]-1-[(1S)-1-methylpropyl]-4-oxobutyl]-N-methyl-

Heptanoic acid, 7-[[(1,1-dimethylethoxy)carbonyl]amino]-3-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]-, (3S)-

Hexanedioic acid, 3-​[[(9H-​fluoren-​9-​ylmethoxy)​carbonyl]​amino]​-​, 6-​(1,​1-​dimethylethyl) ester, (3S)​-