(S)-2-amino-4-methyl-1-((R)-2-methyloxiran-2-yl)pentan-1-one trifluoroacetic acid salt
tert-butyl ((S)-4-methyl-1-((S)-2-methyloxiran-2-yl)-1-oxopentan-2-yl)carbamate
tert-butyl ((2S)-4-methyl-1-((2R)-2-methyloxirane-2-yl)-1-oxopentan-2-yl)carbamate
tert-butyl [(1S)-3-methyl-1-(2-methylpropyl)-2-oxobut-3-en-1-yl]carbamate
(S)-1-(3,5-bis(trifluoromethyl)phenyl)-3-(4-methyl-1-morpholinopentan-2-yl)thiourea