N-Methylleucin-tert-butylester

(S)-2-((S)-2-tert-Butoxycarbonylamino-4-methyl-pentanoylamino)-3-(1-methoxy-1H-indol-3-yl)-propionic acid methyl ester

N-<(2S,4R)-2--4-methylheptanoyl>-N-methyl-L-alanine methyl ester

N-<(2S,4R)-2--4-methylheptanoyl>-N-methyl-L-leucine tert-butyl ester

(S)-2-Amino-3-(1-methoxy-1H-indol-3-yl)-propionic acid methyl ester