(4E,7E,10E,13E,16Z,19Z)-N-[(2S)-1-oxo-1-[[(2R,3R,4R,5S,6R)-2,4,5-trihydroxy-6-(hydroxymethyl)oxan-3-yl]amino]propan-2-yl]docosa-4,7,10,13,16,19-hexaenamide