B33132212112331323223313211232333132313331322331333133313231323132313111121   >>    B3313221211233132322331321123233313231333132233133313331323132313231311112   <<    B33132212112331323223313211232333132313331322331333133313231323132313111123   >>      B33132212112331323223313211232333132313331322331333133313231323132313111122   >>