B3311331313231311331322331333131133132313131133133313232233132313331333112111
>>
B331133131323131133132233133313113313231313113313331323223313231333133311211
<<
B3311331313231311331322331333131133132313131133133313232233132313331333112113
>>
B3311331313231311331322331333131133132313131133133313232233132313331333112112
>>