preferred_name: Cysteine is degraded to pyruvate and H2S (Rattus norvegicus)
preferred_name_lc: cysteine is degraded to pyruvate and h2s (rattus norvegicus)
label: Cysteine is degraded to pyruvate and H2S (Rattus norvegicus)
label_lc: cysteine is degraded to pyruvate and h2s (rattus norvegicus)