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