(S)-3-hydroxybutanoate(out) + H(+)(out) => (S)-3-hydroxybutanoate(in) + H(+)(in)
(s)-3-hydroxybutanoate(out) + h(+)(out) => (s)-3-hydroxybutanoate(in) + h(+)(in)
(S)-3-hydroxybutanoate(out) + H(+)(out) => (S)-3-hydroxybutanoate(in) + H(+)(in)
(s)-3-hydroxybutanoate(out) + h(+)(out) => (s)-3-hydroxybutanoate(in) + h(+)(in)