B3311331313231311331322331333132333133313231332113313331333132322131111131   >>    B331133131323131133132233133313233313331323133211331333133313232213111113   <<    B3311331313231311331322331333132333133313231332113313331333132322131111133   >>      B3311331313231311331322331333132333133313231332113313331333132322131111132   >>