B3311331313231311331322331333131133132313131133133313232233131133112331
>>
B331133131323131133132233133313113313231313113313331323223313113311233
<<
B3311331313231311331322331333131133132313131133133313232233131133112333
>>
B3311331313231311331322331333131133132313131133133313232233131133112332
>>