B3311331313231311331322331333132333132313132313223313331333112111   >>    B331133131323131133132233133313233313231313231322331333133311211   <<    B3311331313231311331322331333132333132313132313223313331333112113   >>      B3311331313231311331322331333132333132313132313223313331333112112   >>