B3311331313231311331322331333131133133313111333133313331323223313232223131
>>
B331133131323131133132233133313113313331311133313331333132322331323222313
<<
B3311331313231311331322331333131133133313111333133313331323223313232223133
>>
B3311331313231311331322331333131133133313111333133313331323223313232223132
>>