B33113313132313113313223313331323133313221211331333133313231333131232322222311
>>
B3311331313231311331322331333132313331322121133133313331323133313123232222231
<<
B33113313132313113313223313331323133313221211331333133313231333131232322222313
>>
B33113313132313113313223313331323133313221211331333133313231333131232322222312
>>