(2S,4S)-1-tert-Butyl 2-methyl 4-(4-(((benzyloxy)carbonyl)amino)-2-oxopyrimidin-1(2H)-yl)pyrrolidine-1,2-dicarboxylate

(2S,4S)-1-tert-butyl 2-Methyl 4-bromopyrrolidine-1,2-dicarboxylate

(2S,4S)-1-tert-butyl 2-methyl 4-methoxypyrrolidine-1,2-dicarboxylate

N-t-BOC-trans-4-Fluoro-L-proline methyl ester

N-BOC-TRANS-4-IODO-L-PROLINE METHYL ESTER

(2R,4R)-1-tert-butyl 2-(2-(9-((2S,5S)-1-((S)-2-(methoxycarbonylamino)-3-methylbutanoyl)-5-methylpyrrolidine-2-carbonyloxy)-8-oxo-8,9,10,11-tetrahydro-5H-dibenzo[c,g]chromen-3-yl)-2-oxoethyl) 4-(methoxymethyl)pyrrolidine-1,2-dicarboxylate

METHYL (2S,4S)-1-(TERT-BUTOXYCARBONYL)-4-METHYLPYROGLUTAMATE

(2S,4S)-1-tert-Butyl 2-methyl 4-(benzoyloxy)pyrrolidine-1,2-dicarboxylate