(2S,3R,4S,5R)-2,3,4,5-tetrahydroxyhexanedioic acid (2S,3R,4S,5R)-2,3,4,5-tetrahydroxyadipic acid (2R,3S,4R,5S)-2,3,4,5-tetrahydroxyhexanedioic acid CHEBI:30852 Galactarsaeure Galaktarsaeure Mucinsaeure Schleimsaeure acido galactarico acido mucico meso-galactaric acid 84660_FLUKA M89617_ALDRICH Tetrahydroxyhexanedioic acid