preferred_name: 4-guanidinobutanamide + CO2 + H2O => L-arginine + O2
preferred_name_lc: 4-guanidinobutanamide + co2 + h2o => l-arginine + o2
label: 4-guanidinobutanamide + CO2 + H2O => L-arginine + O2
label_lc: 4-guanidinobutanamide + co2 + h2o => l-arginine + o2