(3S)-3-hydroxybutanoyl-CoA <=> (2E)-butenoyl-CoA + H2O
(3s)-3-hydroxybutanoyl-coa <=> (2e)-butenoyl-coa + h2o
(3S)-3-hydroxybutanoyl-CoA <=> (2E)-butenoyl-CoA + H2O
(3s)-3-hydroxybutanoyl-coa <=> (2e)-butenoyl-coa + h2o