preferred_name: taurocholate(out) + n H(+)(out) = taurocholate(in) + n H(+)(in)
preferred_name_lc: taurocholate(out) + n h(+)(out) = taurocholate(in) + n h(+)(in)
label: taurocholate(out) + n H(+)(out) = taurocholate(in) + n H(+)(in)
label_lc: taurocholate(out) + n h(+)(out) = taurocholate(in) + n h(+)(in)