preferred_name: 2R)-1-((2-(5-((3-(((2R,3R,4R,5S,6R)-5-(((2S,3R,4S,5S,6R)-3,5-DIHYDROXY-6-(HYDROXYMETHYL)-4-(((2R,3R,4S,5R,6R)-3,4,5-TRIHYDROXY-6-(HYDROXYMETHYL)OXAN-2-YL)OXY)OXAN-2-YL)OXY)-3-ACETAMIDO-4-HYDROXY-6-(HYDROXYMETHYL)OXAN-2-YL)OXY)PROPYL)CARBAMOYL) PENTANAMI