B3311331313231311331322331333131133133313111333133313331311213331
>>
B331133131323131133132233133313113313331311133313331333131121333
<<
B3311331313231311331322331333131133133313111333133313331311213333
>>
B3311331313231311331322331333131133133313111333133313331311213332
>>