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