octatrienyl-D-β-phenylalanine
(3S,4R)-3-((S)-2-Amino-3-methyl-butyryl)-4-methyl-pyrrolidine-2,5-dione
3-methylsuccinimide
trans,trans-2,4-Hexadienal
[(S)-2-Methyl-1-((3S,4R)-4-methyl-2,5-dioxo-pyrrolidine-3-carbonyl)-propyl]-carbamic acid benzyl ester