preferred_name: L-homoarginine + L-ornithine => L-lysine + L-arginine
preferred_name_lc: l-homoarginine + l-ornithine => l-lysine + l-arginine
label: L-homoarginine + L-ornithine => L-lysine + L-arginine
label_lc: l-homoarginine + l-ornithine => l-lysine + l-arginine