B3311331313231311331322331333131133133313111333133313231323131232323311
>>
B331133131323131133132233133313113313331311133313331323132313123232331
<<
B3311331313231311331322331333131133133313111333133313231323131232323313
>>
B3311331313231311331322331333131133133313111333133313231323131232323312
>>