preferred_name: putrescine + O2 + H2O <=> 4-aminobutanal + H2O2 + NH4(+)
preferred_name_lc: putrescine + o2 + h2o <=> 4-aminobutanal + h2o2 + nh4(+)
label: putrescine + O2 + H2O <=> 4-aminobutanal + H2O2 + NH4(+)
label_lc: putrescine + o2 + h2o <=> 4-aminobutanal + h2o2 + nh4(+)