Carbonic acid 2-[(S)-1-(2-azido-benzoyl)-pyrrolidin-2-yl]-ethyl ester methyl ester

(1S,3S)-2-((R)-1-Benzyloxycarbonyl-pyrrolidine-2-carbonyl)-1-isobutyl-2,3,4,9-tetrahydro-1H-β-carboline-3-carboxylic acid methyl ester

cis-1-isobutyl-3-methoxycarbonyl-2-Z-L-prolyl-1,2,3,4-tetrahydro-β-carboline

(1R,3R)-2-((S)-1-Benzyloxycarbonyl-pyrrolidine-2-carbonyl)-1-isobutyl-2,3,4,9-tetrahydro-1H-β-carboline-3-carboxylic acid methyl ester

tert-butyl ((R)-2-((S)-2-(7-(6-(2-((S)-1-((methoxycarbonyl)-L-valyl)pyrrolidin-2-yl)-1H-imidazol-5-yl)naphthalen-2-yl)-4-oxo-3,4-dihydroquinazolin-2-yl)pyrrolidin-1-yl)-2-oxo-1-phenylethyl)carbamate