2-amino-4-hydroxypteridine + O2 => 2-amino-4,7-dihydroxypteridine + chemical entity
2-amino-4-hydroxypteridine + o2 => 2-amino-4,7-dihydroxypteridine + chemical entity
2-amino-4-hydroxypteridine + O2 => 2-amino-4,7-dihydroxypteridine + chemical entity
2-amino-4-hydroxypteridine + o2 => 2-amino-4,7-dihydroxypteridine + chemical entity