The molecule is a member of the family of dapdiamides consisting of alanylvaline in which one of the methyl hydrogens of alanine is replaced by a fumaramoyl group. It is a dapdiamide, an enamide, a primary carboxamide and a secondary carboxamide. It is a tautomer of a dapdiamide A zwitterion.
(2S)-2-[[(2S)-2-amino-3-[[(E)-4-amino-4-oxobut-2-enoyl]amino]propanoyl]amino]-3-methylbutanoic acid