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