B33113313132313113313223313331323133313221211331333133313331333133313332121121
>>
B3311331313231311331322331333132313331322121133133313331333133313331333212112
<<
B33113313132313113313223313331323133313221211331333133313331333133313332121123
>>
B33113313132313113313223313331323133313221211331333133313331333133313332121122
>>