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(2R)-2-{[(tert-butoxy)carbonyl]amino}-4-[4-(trifluoromethoxy)phenyl]butanoic acid
(2S)-2-{[(tert-butoxy)carbonyl]amino}-4-[4-(trifluoromethoxy)phenyl]butanoic acid
(2R)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-[4-(trifluoromethoxy)phenyl]butanoic acid
(2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-[4-(trifluoromethoxy)phenyl]butanoic acid
2-amino-4-[2-(trifluoromethyl)phenyl]butanoic acid
(2R)-2-amino-4-[2-(trifluoromethyl)phenyl]butanoic acid
(2S)-2-amino-4-[2-(trifluoromethyl)phenyl]butanoic acid
(2R)-2-{[(tert-butoxy)carbonyl]amino}-4-[2-(trifluoromethyl)phenyl]butanoic acid
(2S)-2-{[(tert-butoxy)carbonyl]amino}-4-[2-(trifluoromethyl)phenyl]butanoic acid
(2R)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-[2-(trifluoromethyl)phenyl]butanoic acid
(2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-[2-(trifluoromethyl)phenyl]butanoic acid
2-amino-4-[3-(trifluoromethyl)phenyl]butanoic acid
(2R)-2-amino-4-[3-(trifluoromethyl)phenyl]butanoic acid
(2S)-2-amino-4-[3-(trifluoromethyl)phenyl]butanoic acid
(2R)-2-{[(tert-butoxy)carbonyl]amino}-4-[3-(trifluoromethyl)phenyl]butanoic acid
(2S)-2-{[(tert-butoxy)carbonyl]amino}-4-[3-(trifluoromethyl)phenyl]butanoic acid
(2R)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-[3-(trifluoromethyl)phenyl]butanoic acid
(2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-[3-(trifluoromethyl)phenyl]butanoic acid
(2R)-2-amino-4-[4-(trifluoromethyl)phenyl]butanoic acid
(2S)-2-amino-4-[4-(trifluoromethyl)phenyl]butanoic acid
(2R)-2-{[(tert-butoxy)carbonyl]amino}-4-[4-(trifluoromethyl)phenyl]butanoic acid
(2S)-2-{[(tert-butoxy)carbonyl]amino}-4-[4-(trifluoromethyl)phenyl]butanoic acid
(2R)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-[4-(trifluoromethyl)phenyl]butanoic acid
(2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-[4-(trifluoromethyl)phenyl]butanoic acid
2-amino-4-[3,5-bis(trifluoromethyl)phenyl]butanoic acid
(2R)-2-amino-4-[3,5-bis(trifluoromethyl)phenyl]butanoic acid
(2S)-2-amino-4-[3,5-bis(trifluoromethyl)phenyl]butanoic acid
(2R)-4-[3,5-bis(trifluoromethyl)phenyl]-2-{[(tert-butoxy)carbonyl]amino}butanoic acid
(2S)-4-[3,5-bis(trifluoromethyl)phenyl]-2-{[(tert-butoxy)carbonyl]amino}butanoic acid
(2R)-4-[3,5-bis(trifluoromethyl)phenyl]-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid
(2S)-4-[3,5-bis(trifluoromethyl)phenyl]-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid
2-amino-4-(2,3-difluorophenyl)butanoic acid
(2R)-2-amino-4-(2,3-difluorophenyl)butanoic acid
(2S)-2-amino-4-(2,3-difluorophenyl)butanoic acid
(2R)-2-{[(tert-butoxy)carbonyl]amino}-4-(2,3-difluorophenyl)butanoic acid
(2S)-2-{[(tert-butoxy)carbonyl]amino}-4-(2,3-difluorophenyl)butanoic acid
(2R)-4-(2,3-difluorophenyl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid
(2S)-4-(2,3-difluorophenyl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid
2-amino-4-(2,4-difluorophenyl)butanoic acid
(2R)-2-amino-4-(2,4-difluorophenyl)butanoic acid
(2S)-2-amino-4-(2,4-difluorophenyl)butanoic acid
(2R)-2-{[(tert-butoxy)carbonyl]amino}-4-(2,4-difluorophenyl)butanoic acid
(2S)-2-{[(tert-butoxy)carbonyl]amino}-4-(2,4-difluorophenyl)butanoic acid
(2R)-4-(2,4-difluorophenyl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid
(2S)-4-(2,4-difluorophenyl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid
2-amino-4-(2,5-difluorophenyl)butanoic acid
(2R)-2-amino-4-(2,5-difluorophenyl)butanoic acid
(2S)-2-amino-4-(2,5-difluorophenyl)butanoic acid
(2R)-2-{[(tert-butoxy)carbonyl]amino}-4-(2,5-difluorophenyl)butanoic acid
(2S)-2-{[(tert-butoxy)carbonyl]amino}-4-(2,5-difluorophenyl)butanoic acid