B33113313132313113313223313331323132333132313331311331323223313111312121   >>    B3311331313231311331322331333132313233313231333131133132322331311131212   <<    B33113313132313113313223313331323132333132313331311331323223313111312123   >>      B33113313132313113313223313331323132333132313331311331323223313111312122   >>