B33113313132313113313223313331323132313331313232233132313331323331123312111   >>    B3311331313231311331322331333132313231333131323223313231333132333112331211   <<    B33113313132313113313223313331323132313331313232233132313331323331123312113   >>      B33113313132313113313223313331323132313331313232233132313331323331123312112   >>