Milk
(2S,4S,5R,6R)-2-{[(1S,2R)-1-[(2R,3R,4S,6S)-6-carboxy-6-{[(2S,3R,4R,5S,6R)-2-{[(2R,3S,4R,5R,6R)-4,5-dihydroxy-6-({3-hydroxy-2-[(1-hydroxyoctadecylidene)amino]octadec-4-en-1-yl}oxy)-2-(hydroxymethyl)oxan-3-yl]oxy}-3-hydroxy-5-{[(2S,3R,4R,5R,6R)-5-hydroxy-3-[(1-hydroxyethylidene)amino]-6-(hydroxymethyl)-4-{[(2R,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}oxan-2-yl]oxy}-6-(hydroxymethyl)oxan-4-yl]oxy}-4-hydroxy-3-[(1-hydroxyethylidene)amino]oxan-2-yl]-1,3-dihydroxypropan-2-yl]oxy}-5-[(1,2-dihydroxyethylidene)amino]-4-hydroxy-6-[(1R,2R)-1,2,3-trihydroxypropyl]oxane-2-carboxylic acid