The molecule is a chiral mycolic acid analogue comprising 3-hydroxypropanoic acid having a tetracosanyl group at position 2 and a further long-chain alkyl group containing cyclopropyl and hydroxy functions attached at position 3.
(2R)-2-[(1R)-1-hydroxy-16-[(1R,2S)-2-[(19S,20S)-19-hydroxy-20-methyloctatriacontyl]cyclopropyl]hexadecyl]hexacosanoic acid