(2S,3R)-3-hydroxybutane-1,2,3-tricarboxylate => pyruvate + succinate
(2s,3r)-3-hydroxybutane-1,2,3-tricarboxylate => pyruvate + succinate
(2S,3R)-3-hydroxybutane-1,2,3-tricarboxylate => pyruvate + succinate
(2s,3r)-3-hydroxybutane-1,2,3-tricarboxylate => pyruvate + succinate