B231123233313231323132233133313233313232233132313231333132211331
>>
B23112323331323132313223313331323331323223313231323133313221133
<<
B231123233313231323132233133313233313232233132313231333132211333
>>
B231123233313231323132233133313233313232233132313231333132211332
>>