(3S,4S,5R)-3-((2R)-2-hydroxyhexacosanoylamino)-4-hydroxy-5-((4E)-dodecane-4-ene)-2,3,4,5-tetrahydrofuran
(3s,4s,5r)-3-((2r)-2-hydroxyhexacosanoylamino)-4-hydroxy-5-((4e)-dodecane-4-ene)-2,3,4,5-tetrahydrofuran