(3E)-2-oxohex-3-enedioate => (2Z,4E)-2-hydroxyhexa-2,4-dienedioate
(3e)-2-oxohex-3-enedioate => (2z,4e)-2-hydroxyhexa-2,4-dienedioate
(3E)-2-oxohex-3-enedioate => (2Z,4E)-2-hydroxyhexa-2,4-dienedioate
(3e)-2-oxohex-3-enedioate => (2z,4e)-2-hydroxyhexa-2,4-dienedioate