preferred_name: a polyprenal + L-cysteine + H2O2 => an S-polyprenyl-L-cysteine + O2 + H2O
preferred_name_lc: a polyprenal + l-cysteine + h2o2 => an s-polyprenyl-l-cysteine + o2 + h2o
label: a polyprenal + L-cysteine + H2O2 => an S-polyprenyl-L-cysteine + O2 + H2O
label_lc: a polyprenal + l-cysteine + h2o2 => an s-polyprenyl-l-cysteine + o2 + h2o