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(2R)-4-(2,5-difluorophenyl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid
(2S)-4-(2,5-difluorophenyl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid
2-amino-4-(2,6-difluorophenyl)butanoic acid
(2R)-2-amino-4-(2,6-difluorophenyl)butanoic acid
(2S)-2-amino-4-(2,6-difluorophenyl)butanoic acid
(2R)-2-{[(tert-butoxy)carbonyl]amino}-4-(2,6-difluorophenyl)butanoic acid
(2S)-2-{[(tert-butoxy)carbonyl]amino}-4-(2,6-difluorophenyl)butanoic acid
(2R)-4-(2,6-difluorophenyl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid
(2S)-4-(2,6-difluorophenyl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid
2-amino-4-(3,4-difluorophenyl)butanoic acid
(2R)-2-amino-4-(3,4-difluorophenyl)butanoic acid
(2S)-2-amino-4-(3,4-difluorophenyl)butanoic acid
(2R)-2-{[(tert-butoxy)carbonyl]amino}-4-(3,4-difluorophenyl)butanoic acid
(2S)-2-{[(tert-butoxy)carbonyl]amino}-4-(3,4-difluorophenyl)butanoic acid
(2R)-4-(3,4-difluorophenyl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid
(2S)-4-(3,4-difluorophenyl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid
2-amino-4-(3,5-difluorophenyl)butanoic acid
(2R)-2-amino-4-(3,5-difluorophenyl)butanoic acid
(2S)-2-amino-4-(3,5-difluorophenyl)butanoic acid
(2S)-2-{[(tert-butoxy)carbonyl]amino}-4-(3,5-difluorophenyl)butanoic acid
(2R)-4-(3,5-difluorophenyl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid
(2S)-4-(3,5-difluorophenyl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid
2-amino-4-(2,3-dichlorophenyl)butanoic acid
(2R)-2-amino-4-(2,3-dichlorophenyl)butanoic acid
(2S)-2-amino-4-(2,3-dichlorophenyl)butanoic acid
(2R)-2-{[(tert-butoxy)carbonyl]amino}-4-(2,3-dichlorophenyl)butanoic acid
(2S)-2-{[(tert-butoxy)carbonyl]amino}-4-(2,3-dichlorophenyl)butanoic acid
(2R)-4-(2,3-dichlorophenyl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid
(2S)-4-(2,3-dichlorophenyl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid
2-amino-4-(2,4-dichlorophenyl)butanoic acid
(2R)-2-amino-4-(2,4-dichlorophenyl)butanoic acid
(2S)-2-amino-4-(2,4-dichlorophenyl)butanoic acid
(2R)-2-{[(tert-butoxy)carbonyl]amino}-4-(2,4-dichlorophenyl)butanoic acid
(2S)-2-{[(tert-butoxy)carbonyl]amino}-4-(2,4-dichlorophenyl)butanoic acid
(2R)-4-(2,4-dichlorophenyl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid
(2S)-4-(2,4-dichlorophenyl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid
2-amino-4-(2,5-dichlorophenyl)butanoic acid
(2R)-2-amino-4-(2,5-dichlorophenyl)butanoic acid
(2S)-2-amino-4-(2,5-dichlorophenyl)butanoic acid
(2R)-2-{[(tert-butoxy)carbonyl]amino}-4-(2,5-dichlorophenyl)butanoic acid
(2S)-2-{[(tert-butoxy)carbonyl]amino}-4-(2,5-dichlorophenyl)butanoic acid
(2R)-4-(2,5-dichlorophenyl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid
(2S)-4-(2,5-dichlorophenyl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid
2-amino-4-(2,6-dichlorophenyl)butanoic acid
(2R)-2-amino-4-(2,6-dichlorophenyl)butanoic acid
(2S)-2-amino-4-(2,6-dichlorophenyl)butanoic acid
(2R)-2-{[(tert-butoxy)carbonyl]amino}-4-(2,6-dichlorophenyl)butanoic acid
(2S)-2-{[(tert-butoxy)carbonyl]amino}-4-(2,6-dichlorophenyl)butanoic acid
(2R)-4-(2,6-dichlorophenyl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid
(2S)-4-(2,6-dichlorophenyl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid