B3311331313231311331322331333132313113313131133133313232233132313222311
>>
B331133131323131133132233133313231311331313113313331323223313231322231
<<
B3311331313231311331322331333132313113313131133133313232233132313222313
>>
B3311331313231311331322331333132313113313131133133313232233132313222312
>>