The molecule is an L-lysine derivative that is a gamma-lactam adduct formed between L-lysine and levuloglandin E2 (LGE2). It contains a gamma-lactam ring. It derives from a levuglandin E2.
(Z)-7-[1-[(5S)-5-amino-5-carboxypentyl]-4-[(E,3S)-3-hydroxyoct-1-enyl]-2-methyl-5-oxo-2H-pyrrol-3-yl]hept-5-enoic acid