B3311331313231311331322331333132313331322331323133313311211111212111112111131   >>    B331133131323131133132233133313231333132233132313331331121111121211111211113   <<    B3311331313231311331322331333132313331322331323133313311211111212111112111133   >>      B3311331313231311331322331333132313331322331323133313311211111212111112111132   >>