preferred_name: glycine betaine(out) + Na(+)(out) => glycine betaine(in) + Na(+)(in)
preferred_name_lc: glycine betaine(out) + na(+)(out) => glycine betaine(in) + na(+)(in)
label: glycine betaine(out) + Na(+)(out) => glycine betaine(in) + Na(+)(in)
label_lc: glycine betaine(out) + na(+)(out) => glycine betaine(in) + na(+)(in)