B231123233313231323132233133313233313232233132313231333133313232223331
>>
B23112323331323132313223313331323331323223313231323133313331323222333
<<
B231123233313231323132233133313233313232233132313231333133313232223333
>>
B231123233313231323132233133313233313232233132313231333133313232223332
>>