preferred_name: [(3R)-hydroxybutanoate](n-1) + (R)-3-hydroxybutanoate + H(+) => [(3R)-hydroxybutanoate](n) + H2O
preferred_name_lc: [(3r)-hydroxybutanoate](n-1) + (r)-3-hydroxybutanoate + h(+) => [(3r)-hydroxybutanoate](n) + h2o
label: [(3R)-hydroxybutanoate](n-1) + (R)-3-hydroxybutanoate + H(+) => [(3R)-hydroxybutanoate](n) + H2O
label_lc: [(3r)-hydroxybutanoate](n-1) + (r)-3-hydroxybutanoate + h(+) => [(3r)-hydroxybutanoate](n) + h2o