B3311331313231311331322331333131133132313133313232213231333132322331121131   >>    B331133131323131133132233133313113313231313331323221323133313232233112113   <<    B3311331313231311331322331333131133132313133313232213231333132322331121133   >>      B3311331313231311331322331333131133132313133313232213231333132322331121132   >>