B33132212112331323223313211232333132313331322331333133313232213232321   >>    B3313221211233132322331321123233313231333132233133313331323221323232   <<    B33132212112331323223313211232333132313331322331333133313232213232323   >>      B33132212112331323223313211232333132313331322331333133313232213232322   >>