B3311331313231311331322331333132313331322331323133313311211111133131331121221   >>    B331133131323131133132233133313231333132233132313331331121111113313133112122   <<    B3311331313231311331322331333132313331322331323133313311211111133131331121223   >>      B3311331313231311331322331333132313331322331323133313311211111133131331121222   >>