(3R)-3-hydroxybutanoyl-CoA => (2E)-butenoyl-CoA + H2O
(3r)-3-hydroxybutanoyl-coa => (2e)-butenoyl-coa + h2o
(3R)-3-hydroxybutanoyl-CoA => (2E)-butenoyl-CoA + H2O
(3r)-3-hydroxybutanoyl-coa => (2e)-butenoyl-coa + h2o