preferred_name: 4 porphobilinogen + H2O => hydroxymethylbilane + 4 NH3 (Gallus gallus)
preferred_name_lc: 4 porphobilinogen + h2o => hydroxymethylbilane + 4 nh3 (gallus gallus)
label: 4 porphobilinogen + H2O => hydroxymethylbilane + 4 NH3 (Gallus gallus)
label_lc: 4 porphobilinogen + h2o => hydroxymethylbilane + 4 nh3 (gallus gallus)