B3311331313231311331322331333131133132313131133133313232233132213121
>>
B331133131323131133132233133313113313231313113313331323223313221312
<<
B3311331313231311331322331333131133132313131133133313232233132213123
>>
B3311331313231311331322331333131133132313131133133313232233132213122
>>