preferred_name: 2-amino-4-hydroxypteridine + O2 => 2-amino-4,7-dihydroxypteridine + chemical entity
preferred_name_lc: 2-amino-4-hydroxypteridine + o2 => 2-amino-4,7-dihydroxypteridine + chemical entity
label: 2-amino-4-hydroxypteridine + O2 => 2-amino-4,7-dihydroxypteridine + chemical entity
label_lc: 2-amino-4-hydroxypteridine + o2 => 2-amino-4,7-dihydroxypteridine + chemical entity