Exact Mass: 517.2900194
Exact Mass Matches: 517.2900194
Found 97 metabolites which its exact mass value is equals to given mass value 517.2900194,
within given mass tolerance error 0.001 dalton. Try search metabolite list with more accurate mass tolerance error
0.0002 dalton.
Ile Ile Ser Trp
(2S)-2-[(2S)-2-[(2S,3S)-2-[(2S,3S)-2-amino-3-methylpentanamido]-3-methylpentanamido]-3-hydroxypropanamido]-3-(1H-indol-3-yl)propanoic acid
Ile Ile Trp Ser
(2S)-2-[(2S)-2-[(2S,3S)-2-[(2S,3S)-2-amino-3-methylpentanamido]-3-methylpentanamido]-3-(1H-indol-3-yl)propanamido]-3-hydroxypropanoic acid
Ile Leu Ser Trp
(2S)-2-[(2S)-2-[(2S)-2-[(2S,3S)-2-amino-3-methylpentanamido]-4-methylpentanamido]-3-hydroxypropanamido]-3-(1H-indol-3-yl)propanoic acid
Ile Leu Trp Ser
(2S)-2-[(2S)-2-[(2S)-2-[(2S,3S)-2-amino-3-methylpentanamido]-4-methylpentanamido]-3-(1H-indol-3-yl)propanamido]-3-hydroxypropanoic acid
Ile Ser Ile Trp
(2S)-2-[(2S,3S)-2-[(2S)-2-[(2S,3S)-2-amino-3-methylpentanamido]-3-hydroxypropanamido]-3-methylpentanamido]-3-(1H-indol-3-yl)propanoic acid
Ile Ser Leu Trp
(2S)-2-[(2S)-2-[(2S)-2-[(2S,3S)-2-amino-3-methylpentanamido]-3-hydroxypropanamido]-4-methylpentanamido]-3-(1H-indol-3-yl)propanoic acid
Ile Ser Trp Ile
(2S,3S)-2-[(2S)-2-[(2S)-2-[(2S,3S)-2-amino-3-methylpentanamido]-3-hydroxypropanamido]-3-(1H-indol-3-yl)propanamido]-3-methylpentanoic acid
Ile Ser Trp Leu
(2S)-2-[(2S)-2-[(2S)-2-[(2S,3S)-2-amino-3-methylpentanamido]-3-hydroxypropanamido]-3-(1H-indol-3-yl)propanamido]-4-methylpentanoic acid
Ile Thr Val Trp
(2S)-2-[(2S)-2-[(2S,3R)-2-[(2S,3S)-2-amino-3-methylpentanamido]-3-hydroxybutanamido]-3-methylbutanamido]-3-(1H-indol-3-yl)propanoic acid
Ile Thr Trp Val
(2S)-2-[(2S)-2-[(2S,3R)-2-[(2S,3S)-2-amino-3-methylpentanamido]-3-hydroxybutanamido]-3-(1H-indol-3-yl)propanamido]-3-methylbutanoic acid
Ile Val Thr Trp
(2S)-2-[(2S,3R)-2-[(2S)-2-[(2S,3S)-2-amino-3-methylpentanamido]-3-methylbutanamido]-3-hydroxybutanamido]-3-(1H-indol-3-yl)propanoic acid
Ile Val Trp Thr
(2S,3R)-2-[(2S)-2-[(2S)-2-[(2S,3S)-2-amino-3-methylpentanamido]-3-methylbutanamido]-3-(1H-indol-3-yl)propanamido]-3-hydroxybutanoic acid
Ile Trp Ile Ser
(2S)-2-[(2S,3S)-2-[(2S)-2-[(2S,3S)-2-amino-3-methylpentanamido]-3-(1H-indol-3-yl)propanamido]-3-methylpentanamido]-3-hydroxypropanoic acid
Ile Trp Leu Ser
(2S)-2-[(2S)-2-[(2S)-2-[(2S,3S)-2-amino-3-methylpentanamido]-3-(1H-indol-3-yl)propanamido]-4-methylpentanamido]-3-hydroxypropanoic acid
Ile Trp Ser Ile
(2S,3S)-2-[(2S)-2-[(2S)-2-[(2S,3S)-2-amino-3-methylpentanamido]-3-(1H-indol-3-yl)propanamido]-3-hydroxypropanamido]-3-methylpentanoic acid
Ile Trp Ser Leu
(2S)-2-[(2S)-2-[(2S)-2-[(2S,3S)-2-amino-3-methylpentanamido]-3-(1H-indol-3-yl)propanamido]-3-hydroxypropanamido]-4-methylpentanoic acid
Ile Trp Thr Val
(2S)-2-[(2S,3R)-2-[(2S)-2-[(2S,3S)-2-amino-3-methylpentanamido]-3-(1H-indol-3-yl)propanamido]-3-hydroxybutanamido]-3-methylbutanoic acid
Ile Trp Val Thr
(2S,3R)-2-[(2S)-2-[(2S)-2-[(2S,3S)-2-amino-3-methylpentanamido]-3-(1H-indol-3-yl)propanamido]-3-methylbutanamido]-3-hydroxybutanoic acid
Leu Ile Ser Trp
(2S)-2-[(2S)-2-[(2S,3S)-2-[(2S)-2-amino-4-methylpentanamido]-3-methylpentanamido]-3-hydroxypropanamido]-3-(1H-indol-3-yl)propanoic acid
Leu Ile Trp Ser
(2S)-2-[(2S)-2-[(2S,3S)-2-[(2S)-2-amino-4-methylpentanamido]-3-methylpentanamido]-3-(1H-indol-3-yl)propanamido]-3-hydroxypropanoic acid
Leu Leu Ser Trp
(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-4-methylpentanamido]-4-methylpentanamido]-3-hydroxypropanamido]-3-(1H-indol-3-yl)propanoic acid
Leu Leu Trp Ser
(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-4-methylpentanamido]-4-methylpentanamido]-3-(1H-indol-3-yl)propanamido]-3-hydroxypropanoic acid
Leu Ser Ile Trp
(2S)-2-[(2S,3S)-2-[(2S)-2-[(2S)-2-amino-4-methylpentanamido]-3-hydroxypropanamido]-3-methylpentanamido]-3-(1H-indol-3-yl)propanoic acid
Leu Ser Leu Trp
(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-4-methylpentanamido]-3-hydroxypropanamido]-4-methylpentanamido]-3-(1H-indol-3-yl)propanoic acid
Leu Ser Trp Ile
(2S,3S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-4-methylpentanamido]-3-hydroxypropanamido]-3-(1H-indol-3-yl)propanamido]-3-methylpentanoic acid
Leu Ser Trp Leu
(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-4-methylpentanamido]-3-hydroxypropanamido]-3-(1H-indol-3-yl)propanamido]-4-methylpentanoic acid
Leu Thr Val Trp
(2S)-2-[(2S)-2-[(2S,3R)-2-[(2S)-2-amino-4-methylpentanamido]-3-hydroxybutanamido]-3-methylbutanamido]-3-(1H-indol-3-yl)propanoic acid
Leu Thr Trp Val
(2S)-2-[(2S)-2-[(2S,3R)-2-[(2S)-2-amino-4-methylpentanamido]-3-hydroxybutanamido]-3-(1H-indol-3-yl)propanamido]-3-methylbutanoic acid
Leu Val Thr Trp
(2S)-2-[(2S,3R)-2-[(2S)-2-[(2S)-2-amino-4-methylpentanamido]-3-methylbutanamido]-3-hydroxybutanamido]-3-(1H-indol-3-yl)propanoic acid
Leu Val Trp Thr
(2S,3R)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-4-methylpentanamido]-3-methylbutanamido]-3-(1H-indol-3-yl)propanamido]-3-hydroxybutanoic acid
Leu Trp Ile Ser
(2S)-2-[(2S,3S)-2-[(2S)-2-[(2S)-2-amino-4-methylpentanamido]-3-(1H-indol-3-yl)propanamido]-3-methylpentanamido]-3-hydroxypropanoic acid
Leu Trp Leu Ser
(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-4-methylpentanamido]-3-(1H-indol-3-yl)propanamido]-4-methylpentanamido]-3-hydroxypropanoic acid
Leu Trp Ser Ile
(2S,3S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-4-methylpentanamido]-3-(1H-indol-3-yl)propanamido]-3-hydroxypropanamido]-3-methylpentanoic acid
Leu Trp Ser Leu
(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-4-methylpentanamido]-3-(1H-indol-3-yl)propanamido]-3-hydroxypropanamido]-4-methylpentanoic acid
Leu Trp Thr Val
(2S)-2-[(2S,3R)-2-[(2S)-2-[(2S)-2-amino-4-methylpentanamido]-3-(1H-indol-3-yl)propanamido]-3-hydroxybutanamido]-3-methylbutanoic acid
Leu Trp Val Thr
(2S,3R)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-4-methylpentanamido]-3-(1H-indol-3-yl)propanamido]-3-methylbutanamido]-3-hydroxybutanoic acid
Ser Ile Ile Trp
(2S)-2-[(2S,3S)-2-[(2S,3S)-2-[(2S)-2-amino-3-hydroxypropanamido]-3-methylpentanamido]-3-methylpentanamido]-3-(1H-indol-3-yl)propanoic acid
Ser Ile Leu Trp
(2S)-2-[(2S)-2-[(2S,3S)-2-[(2S)-2-amino-3-hydroxypropanamido]-3-methylpentanamido]-4-methylpentanamido]-3-(1H-indol-3-yl)propanoic acid
Ser Ile Trp Ile
(2S,3S)-2-[(2S)-2-[(2S,3S)-2-[(2S)-2-amino-3-hydroxypropanamido]-3-methylpentanamido]-3-(1H-indol-3-yl)propanamido]-3-methylpentanoic acid
Ser Ile Trp Leu
(2S)-2-[(2S)-2-[(2S,3S)-2-[(2S)-2-amino-3-hydroxypropanamido]-3-methylpentanamido]-3-(1H-indol-3-yl)propanamido]-4-methylpentanoic acid
Ser Leu Ile Trp
(2S)-2-[(2S,3S)-2-[(2S)-2-[(2S)-2-amino-3-hydroxypropanamido]-4-methylpentanamido]-3-methylpentanamido]-3-(1H-indol-3-yl)propanoic acid
Ser Leu Leu Trp
(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-hydroxypropanamido]-4-methylpentanamido]-4-methylpentanamido]-3-(1H-indol-3-yl)propanoic acid
Ser Leu Trp Ile
(2S,3S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-hydroxypropanamido]-4-methylpentanamido]-3-(1H-indol-3-yl)propanamido]-3-methylpentanoic acid
Ser Leu Trp Leu
(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-hydroxypropanamido]-4-methylpentanamido]-3-(1H-indol-3-yl)propanamido]-4-methylpentanoic acid
Ser Trp Ile Ile
(2S,3S)-2-[(2S,3S)-2-[(2S)-2-[(2S)-2-amino-3-hydroxypropanamido]-3-(1H-indol-3-yl)propanamido]-3-methylpentanamido]-3-methylpentanoic acid
Ser Trp Ile Leu
(2S)-2-[(2S,3S)-2-[(2S)-2-[(2S)-2-amino-3-hydroxypropanamido]-3-(1H-indol-3-yl)propanamido]-3-methylpentanamido]-4-methylpentanoic acid
Ser Trp Leu Ile
(2S,3S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-hydroxypropanamido]-3-(1H-indol-3-yl)propanamido]-4-methylpentanamido]-3-methylpentanoic acid
Ser Trp Leu Leu
(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-hydroxypropanamido]-3-(1H-indol-3-yl)propanamido]-4-methylpentanamido]-4-methylpentanoic acid
Thr Ile Val Trp
(2S)-2-[(2S)-2-[(2S,3S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-3-methylpentanamido]-3-methylbutanamido]-3-(1H-indol-3-yl)propanoic acid
Thr Ile Trp Val
(2S)-2-[(2S)-2-[(2S,3S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-3-methylpentanamido]-3-(1H-indol-3-yl)propanamido]-3-methylbutanoic acid
Thr Leu Val Trp
(2S)-2-[(2S)-2-[(2S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-4-methylpentanamido]-3-methylbutanamido]-3-(1H-indol-3-yl)propanoic acid
Thr Leu Trp Val
(2S)-2-[(2S)-2-[(2S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-4-methylpentanamido]-3-(1H-indol-3-yl)propanamido]-3-methylbutanoic acid
Thr Val Ile Trp
(2S)-2-[(2S,3S)-2-[(2S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-3-methylbutanamido]-3-methylpentanamido]-3-(1H-indol-3-yl)propanoic acid
Thr Val Leu Trp
(2S)-2-[(2S)-2-[(2S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-3-methylbutanamido]-4-methylpentanamido]-3-(1H-indol-3-yl)propanoic acid
Thr Val Trp Ile
(2S,3S)-2-[(2S)-2-[(2S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-3-methylbutanamido]-3-(1H-indol-3-yl)propanamido]-3-methylpentanoic acid
Thr Val Trp Leu
(2S)-2-[(2S)-2-[(2S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-3-methylbutanamido]-3-(1H-indol-3-yl)propanamido]-4-methylpentanoic acid
Thr Trp Ile Val
(2S)-2-[(2S,3S)-2-[(2S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-3-(1H-indol-3-yl)propanamido]-3-methylpentanamido]-3-methylbutanoic acid
Thr Trp Leu Val
(2S)-2-[(2S)-2-[(2S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-3-(1H-indol-3-yl)propanamido]-4-methylpentanamido]-3-methylbutanoic acid
Thr Trp Val Ile
(2S,3S)-2-[(2S)-2-[(2S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-3-(1H-indol-3-yl)propanamido]-3-methylbutanamido]-3-methylpentanoic acid
Thr Trp Val Leu
(2S)-2-[(2S)-2-[(2S)-2-[(2S,3R)-2-amino-3-hydroxybutanamido]-3-(1H-indol-3-yl)propanamido]-3-methylbutanamido]-4-methylpentanoic acid
Val Ile Thr Trp
(2S)-2-[(2S,3R)-2-[(2S,3S)-2-[(2S)-2-amino-3-methylbutanamido]-3-methylpentanamido]-3-hydroxybutanamido]-3-(1H-indol-3-yl)propanoic acid
Val Ile Trp Thr
(2S,3R)-2-[(2S)-2-[(2S,3S)-2-[(2S)-2-amino-3-methylbutanamido]-3-methylpentanamido]-3-(1H-indol-3-yl)propanamido]-3-hydroxybutanoic acid
Val Leu Thr Trp
(2S)-2-[(2S,3R)-2-[(2S)-2-[(2S)-2-amino-3-methylbutanamido]-4-methylpentanamido]-3-hydroxybutanamido]-3-(1H-indol-3-yl)propanoic acid
Val Leu Trp Thr
(2S,3R)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-methylbutanamido]-4-methylpentanamido]-3-(1H-indol-3-yl)propanamido]-3-hydroxybutanoic acid
Val Thr Ile Trp
(2S)-2-[(2S,3S)-2-[(2S,3R)-2-[(2S)-2-amino-3-methylbutanamido]-3-hydroxybutanamido]-3-methylpentanamido]-3-(1H-indol-3-yl)propanoic acid
Val Thr Leu Trp
(2S)-2-[(2S)-2-[(2S,3R)-2-[(2S)-2-amino-3-methylbutanamido]-3-hydroxybutanamido]-4-methylpentanamido]-3-(1H-indol-3-yl)propanoic acid
Val Thr Trp Ile
(2S,3S)-2-[(2S)-2-[(2S,3R)-2-[(2S)-2-amino-3-methylbutanamido]-3-hydroxybutanamido]-3-(1H-indol-3-yl)propanamido]-3-methylpentanoic acid
Val Thr Trp Leu
(2S)-2-[(2S)-2-[(2S,3R)-2-[(2S)-2-amino-3-methylbutanamido]-3-hydroxybutanamido]-3-(1H-indol-3-yl)propanamido]-4-methylpentanoic acid
Val Trp Ile Thr
(2S,3R)-2-[(2S,3S)-2-[(2S)-2-[(2S)-2-amino-3-methylbutanamido]-3-(1H-indol-3-yl)propanamido]-3-methylpentanamido]-3-hydroxybutanoic acid
Val Trp Leu Thr
(2S,3R)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-methylbutanamido]-3-(1H-indol-3-yl)propanamido]-4-methylpentanamido]-3-hydroxybutanoic acid
Val Trp Thr Ile
(2S,3S)-2-[(2S,3R)-2-[(2S)-2-[(2S)-2-amino-3-methylbutanamido]-3-(1H-indol-3-yl)propanamido]-3-hydroxybutanamido]-3-methylpentanoic acid
Val Trp Thr Leu
(2S)-2-[(2S,3R)-2-[(2S)-2-[(2S)-2-amino-3-methylbutanamido]-3-(1H-indol-3-yl)propanamido]-3-hydroxybutanamido]-4-methylpentanoic acid
Trp Ile Ile Ser
(2S)-2-[(2S,3S)-2-[(2S,3S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-methylpentanamido]-3-methylpentanamido]-3-hydroxypropanoic acid
Trp Ile Leu Ser
(2S)-2-[(2S)-2-[(2S,3S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-methylpentanamido]-4-methylpentanamido]-3-hydroxypropanoic acid
Trp Ile Ser Ile
(2S,3S)-2-[(2S)-2-[(2S,3S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-methylpentanamido]-3-hydroxypropanamido]-3-methylpentanoic acid
Trp Ile Ser Leu
(2S)-2-[(2S)-2-[(2S,3S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-methylpentanamido]-3-hydroxypropanamido]-4-methylpentanoic acid
Trp Ile Thr Val
(2S)-2-[(2S,3R)-2-[(2S,3S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-methylpentanamido]-3-hydroxybutanamido]-3-methylbutanoic acid
Trp Ile Val Thr
(2S,3R)-2-[(2S)-2-[(2S,3S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-methylpentanamido]-3-methylbutanamido]-3-hydroxybutanoic acid
Trp Leu Ile Ser
(2S)-2-[(2S,3S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-4-methylpentanamido]-3-methylpentanamido]-3-hydroxypropanoic acid
Trp Leu Leu Ser
(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-4-methylpentanamido]-4-methylpentanamido]-3-hydroxypropanoic acid
Trp Leu Ser Ile
(2S,3S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-4-methylpentanamido]-3-hydroxypropanamido]-3-methylpentanoic acid
Trp Leu Ser Leu
(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-4-methylpentanamido]-3-hydroxypropanamido]-4-methylpentanoic acid
Trp Leu Thr Val
(2S)-2-[(2S,3R)-2-[(2S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-4-methylpentanamido]-3-hydroxybutanamido]-3-methylbutanoic acid
Trp Leu Val Thr
(2S,3R)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-4-methylpentanamido]-3-methylbutanamido]-3-hydroxybutanoic acid
Trp Ser Ile Ile
(2S,3S)-2-[(2S,3S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-hydroxypropanamido]-3-methylpentanamido]-3-methylpentanoic acid
Trp Ser Ile Leu
(2S)-2-[(2S,3S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-hydroxypropanamido]-3-methylpentanamido]-4-methylpentanoic acid
Trp Ser Leu Ile
(2S,3S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-hydroxypropanamido]-4-methylpentanamido]-3-methylpentanoic acid
Trp Ser Leu Leu
(2S)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-hydroxypropanamido]-4-methylpentanamido]-4-methylpentanoic acid
Trp Thr Ile Val
(2S)-2-[(2S,3S)-2-[(2S,3R)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-hydroxybutanamido]-3-methylpentanamido]-3-methylbutanoic acid
Trp Thr Leu Val
(2S)-2-[(2S)-2-[(2S,3R)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-hydroxybutanamido]-4-methylpentanamido]-3-methylbutanoic acid
Trp Thr Val Ile
(2S,3S)-2-[(2S)-2-[(2S,3R)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-hydroxybutanamido]-3-methylbutanamido]-3-methylpentanoic acid
Trp Thr Val Leu
(2S)-2-[(2S)-2-[(2S,3R)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-hydroxybutanamido]-3-methylbutanamido]-4-methylpentanoic acid
Trp Val Ile Thr
(2S,3R)-2-[(2S,3S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-methylbutanamido]-3-methylpentanamido]-3-hydroxybutanoic acid
Trp Val Leu Thr
(2S,3R)-2-[(2S)-2-[(2S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-methylbutanamido]-4-methylpentanamido]-3-hydroxybutanoic acid
Trp Val Thr Ile
(2S,3S)-2-[(2S,3R)-2-[(2S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-methylbutanamido]-3-hydroxybutanamido]-3-methylpentanoic acid
Trp Val Thr Leu
(2S)-2-[(2S,3R)-2-[(2S)-2-[(2S)-2-amino-3-(1H-indol-3-yl)propanamido]-3-methylbutanamido]-3-hydroxybutanamido]-4-methylpentanoic acid