preferred_name: ornithine => putrescine + CO2 (Schizosaccharomyces pombe)
preferred_name_lc: ornithine => putrescine + co2 (schizosaccharomyces pombe)
label: ornithine => putrescine + CO2 (Schizosaccharomyces pombe)
label_lc: ornithine => putrescine + co2 (schizosaccharomyces pombe)