(S)-4-hydroxy-2-oxopentanoate <=> (2Z)-2-hydroxypenta-2,4-dienoate + H2O
(s)-4-hydroxy-2-oxopentanoate <=> (2z)-2-hydroxypenta-2,4-dienoate + h2o
(S)-4-hydroxy-2-oxopentanoate <=> (2Z)-2-hydroxypenta-2,4-dienoate + H2O
(s)-4-hydroxy-2-oxopentanoate <=> (2z)-2-hydroxypenta-2,4-dienoate + h2o