preferred_name: dihydrochelirubine + O2 + H(+) = chelirubine + H2O2
preferred_name_lc: dihydrochelirubine + o2 + h(+) = chelirubine + h2o2
label: dihydrochelirubine + O2 + H(+) = chelirubine + H2O2
label_lc: dihydrochelirubine + o2 + h(+) = chelirubine + h2o2