B23112323331323132313223313331323331323223313231323133313231313231311311
>>
B2311232333132313231322331333132333132322331323132313331323131323131131
<<
B23112323331323132313223313331323331323223313231323133313231313231311313
>>
B23112323331323132313223313331323331323223313231323133313231313231311312
>>