Lithium 9-(((2E)-4-((2S,3R,4R,5S)-3,4-dihydroxy-5-(((2S,3S)-3-((2S,3S)-3-hydroxybutan-2-yl)oxiran-2-yl)methyl)oxan-2-yl)-3-methylbut-2-enoyl)oxy)nonanoate

This compound is a lithium salt form of a complex polyfunctional molecule used as an antibacterial active pharmaceutical ingredient. It features a long-chain carboxylic acid ester linked to a substituted tetrahydropyran ring and an epoxide moiety, with multiple alcohol and ether groups.