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