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 keto functions attached at position 3.
(2R)-2-[(1R)-1-hydroxy-16-[(1S,2R)-2-[(20S)-20-methyl-19-oxooctatriacontyl]cyclopropyl]hexadecyl]hexacosanoic acid