preferred_name: 4-guanidinobutanoate + L-ornithine => 4-aminobutanoate + L-arginine
preferred_name_lc: 4-guanidinobutanoate + l-ornithine => 4-aminobutanoate + l-arginine
label: 4-guanidinobutanoate + L-ornithine => 4-aminobutanoate + L-arginine
label_lc: 4-guanidinobutanoate + l-ornithine => 4-aminobutanoate + l-arginine