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2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}-3-methoxypropanoic acid
(2S)-2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}-4-(triphenylmethoxy)butanoic acid
4-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}-3-hydroxybutanoic acid
(2R)-2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}-3-hydroxy-2-methylpropanoic acid
2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}-4-(triphenylmethoxy)butanoic acid
2-{[(tert-butoxy)carbonyl]amino}-3-(1-methyl-1H-indol-3-yl)propanoic acid
2-{[(tert-butoxy)carbonyl]amino}-3-(4-methyl-1H-indol-3-yl)propanoic acid
3-[5-(benzyloxy)-1H-indol-3-yl]-2-{[(tert-butoxy)carbonyl]amino}propanoic acid
3-(5-bromo-1H-indol-3-yl)-2-{[(tert-butoxy)carbonyl]amino}propanoic acid
2-{[(tert-butoxy)carbonyl]amino}-3-(5-chloro-1H-indol-3-yl)propanoic acid
2-{[(tert-butoxy)carbonyl]amino}-3-(5-fluoro-1H-indol-3-yl)propanoic acid
2-{[(tert-butoxy)carbonyl]amino}-3-(5-hydroxy-1H-indol-3-yl)propanoic acid
(2S)-2-{[(tert-butoxy)carbonyl]amino}-3-(5-hydroxy-1H-indol-3-yl)propanoic acid
2-{[(tert-butoxy)carbonyl]amino}-3-(5-methoxy-2-methyl-1H-indol-3-yl)propanoic acid
2-{[(tert-butoxy)carbonyl]amino}-3-(5-methoxy-1H-indol-3-yl)propanoic acid
(2S)-2-{[(tert-butoxy)carbonyl]amino}-3-(5-methoxy-1H-indol-3-yl)propanoic acid
2-{[(tert-butoxy)carbonyl]amino}-3-(5-methyl-1H-indol-3-yl)propanoic acid
3-(6-bromo-1H-indol-3-yl)-2-{[(tert-butoxy)carbonyl]amino}propanoic acid
2-{[(tert-butoxy)carbonyl]amino}-3-(6-chloro-1H-indol-3-yl)propanoic acid
(2R)-2-{[(tert-butoxy)carbonyl]amino}-3-(6-chloro-1H-indol-3-yl)propanoic acid
2-{[(tert-butoxy)carbonyl]amino}-3-(6-fluoro-1H-indol-3-yl)propanoic acid
2-{[(tert-butoxy)carbonyl]amino}-3-(6-methyl-1H-indol-3-yl)propanoic acid
3-[7-(benzyloxy)-1H-indol-3-yl]-2-{[(tert-butoxy)carbonyl]amino}propanoic acid
3-(7-bromo-1H-indol-3-yl)-2-{[(tert-butoxy)carbonyl]amino}propanoic acid
2-{[(tert-butoxy)carbonyl]amino}-3-(7-methyl-1H-indol-3-yl)propanoic acid
2-{[(tert-butoxy)carbonyl]amino}-3-(1H-indol-3-yl)-2-methylpropanoic acid
(3R)-2-[(tert-butoxy)carbonyl]-1H,2H,3H,4H,9H-pyrido[3,4-b]indole-3-carboxylic acid
2-[(tert-butoxy)carbonyl]-6-methoxy-1H,2H,3H,4H,9H-pyrido[3,4-b]indole-1-carboxylic acid
2-{[(tert-butoxy)carbonyl]amino}-3-{1H-pyrrolo[2,3-b]pyridin-3-yl}propanoic acid
(3S)-2-[(tert-butoxy)carbonyl]-1H,2H,3H,4H,9H-pyrido[3,4-b]indole-3-carboxylic acid
2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}-3-(1-methyl-1H-indol-3-yl)propanoic acid
2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}-3-(4-methyl-1H-indol-3-yl)propanoic acid
3-[5-(benzyloxy)-1H-indol-3-yl]-2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}propanoic acid
3-(5-bromo-1H-indol-3-yl)-2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}propanoic acid
3-(5-chloro-1H-indol-3-yl)-2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}propanoic acid
2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}-3-(5-fluoro-1H-indol-3-yl)propanoic acid
2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}-3-(5-hydroxy-1H-indol-3-yl)propanoic acid
2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}-3-(5-methoxy-2-methyl-1H-indol-3-yl)propanoic acid
2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}-3-(5-methoxy-1H-indol-3-yl)propanoic acid
(2S)-2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}-3-(4-methoxy-1H-indol-3-yl)propanoic acid
2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}-3-(5-methyl-1H-indol-3-yl)propanoic acid
3-(6-bromo-1H-indol-3-yl)-2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}propanoic acid
3-(6-chloro-1H-indol-3-yl)-2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}propanoic acid
(2R)-3-(6-chloro-1H-indol-3-yl)-2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}propanoic acid
2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}-3-(6-fluoro-1H-indol-3-yl)propanoic acid
2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}-3-(6-methyl-1H-indol-3-yl)propanoic acid
3-[7-(benzyloxy)-1H-indol-3-yl]-2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}propanoic acid
3-(7-bromo-1H-indol-3-yl)-2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}propanoic acid
2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}-3-(7-methyl-1H-indol-3-yl)propanoic acid
2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}-3-(1H-indol-3-yl)-2-methylpropanoic acid