(2012/09/05)
[(R)-1-(biphenyl-4-yl)-methyl-2-(2,2,5-trimethyl-4,6-dioxo-[1,3]dioxan-5-yl)-ethyl]-carbamic acid t-butyl ester
[(S)-2-biphenyl-4-yl-1-(2,2-dimethyl-4,6-dioxo-[1,3]dioxan-5-ylmethyl)ethyl]carbamic acid t-butyl ester
[(R)-1-biphenyl-4-ylmethyl-2-(2,2-dimethyl-4,6-dioxo-[1,3]dioxan-5-yl)-2-oxoethyl]carbamic acid t-butyl ester
(2R)-3-(biphenyl-4-yl)-2-[(tert-butoxycarbonyl)amino]propanoic acid
1H-1,2,3-triazole-4-carboxylic acid