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