B33113313132313113313223313331323221323132233132313331323111121   >>    B3311331313231311331322331333132322132313223313231333132311112   <<    B33113313132313113313223313331323221323132233132313331323111123   >>      B33113313132313113313223313331323221323132233132313331323111122   >>