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