B33113313132313113313223313331323133313221211331333133313331331122132311
>>
B3311331313231311331322331333132313331322121133133313331333133112213231
<<
B33113313132313113313223313331323133313221211331333133313331331122132313
>>
B33113313132313113313223313331323133313221211331333133313331331122132312
>>