The molecule is dianion of N-succinyl-LL-2,6-diaminopimelic acid having anionic carboxy groups and an ionic primary amino group; major species at pH 7.3. It is a conjugate base of a N-succinyl-LL-2,6-diaminopimelic acid.
(2S,6S)-2-azaniumyl-6-(3-carboxylatopropanoylamino)heptanedioate