preferred_name: mycobilin a + Fe(2+) + 3 A + 3 H2O => heme b + 3 AH2 + 3 O2 + 2 H(+)
preferred_name_lc: mycobilin a + fe(2+) + 3 a + 3 h2o => heme b + 3 ah2 + 3 o2 + 2 h(+)
label: mycobilin a + Fe(2+) + 3 A + 3 H2O => heme b + 3 AH2 + 3 O2 + 2 H(+)
label_lc: mycobilin a + fe(2+) + 3 a + 3 h2o => heme b + 3 ah2 + 3 o2 + 2 h(+)