B3311331313231311331322331333132313231323331333131333133313232212111131   >>    B331133131323131133132233133313231323132333133313133313331323221211113   <<    B3311331313231311331322331333132313231323331333131333133313232212111133   >>      B3311331313231311331322331333132313231323331333131333133313232212111132   >>