(2E,4Z)-5-hydroxypenta-2,4-diene-1,2,5-tricarboxylate <=> (3E,5R)-5-carboxy-2-oxohept-3-enedioate
(2e,4z)-5-hydroxypenta-2,4-diene-1,2,5-tricarboxylate <=> (3e,5r)-5-carboxy-2-oxohept-3-enedioate
(2E,4Z)-5-hydroxypenta-2,4-diene-1,2,5-tricarboxylate <=> (3E,5R)-5-carboxy-2-oxohept-3-enedioate
(2e,4z)-5-hydroxypenta-2,4-diene-1,2,5-tricarboxylate <=> (3e,5r)-5-carboxy-2-oxohept-3-enedioate