B33113313132313113313223313331323131323133313232233132313331323132211111   >>    B3311331313231311331322331333132313132313331323223313231333132313221111   <<    B33113313132313113313223313331323131323133313232233132313331323132211113   >>      B33113313132313113313223313331323131323133313232233132313331323132211112   >>