preferred_name: Excess cysteine yields lanthionine and H2S (Rattus norvegicus)
preferred_name_lc: excess cysteine yields lanthionine and h2s (rattus norvegicus)
label: Excess cysteine yields lanthionine and H2S (Rattus norvegicus)
label_lc: excess cysteine yields lanthionine and h2s (rattus norvegicus)