B33113313132313113313223313331323133313223313231333133313331333132331232213121
>>
B3311331313231311331322331333132313331322331323133313331333133313233123221312
<<
B33113313132313113313223313331323133313223313231333133313331333132331232213123
>>
B33113313132313113313223313331323133313223313231333133313331333132331232213122
>>