B33113313132313113313223313331323132313233313331313232233132313223313231311131   >>    B3311331313231311331322331333132313231323331333131323223313231322331323131113   <<    B33113313132313113313223313331323132313233313331313232233132313223313231311133   >>      B33113313132313113313223313331323132313233313331313232233132313223313231311132   >>