preferred_name: (S)-lactate(out) + (S)-malate(in) => (S)-lactate(in) + (S)-malate(out)
preferred_name_lc: (s)-lactate(out) + (s)-malate(in) => (s)-lactate(in) + (s)-malate(out)
label: (S)-lactate(out) + (S)-malate(in) => (S)-lactate(in) + (S)-malate(out)
label_lc: (s)-lactate(out) + (s)-malate(in) => (s)-lactate(in) + (s)-malate(out)