preferred_name: L-leucine(out) + L-aspartate(in) <=> L-leucine(in) + L-aspartate(out)
preferred_name_lc: l-leucine(out) + l-aspartate(in) <=> l-leucine(in) + l-aspartate(out)
label: L-leucine(out) + L-aspartate(in) <=> L-leucine(in) + L-aspartate(out)
label_lc: l-leucine(out) + l-aspartate(in) <=> l-leucine(in) + l-aspartate(out)