B33113313132313113313223313331323133313221211331333133313331333131133133311111
>>
B3311331313231311331322331333132313331322121133133313331333133313113313331111
<<
B33113313132313113313223313331323133313221211331333133313331333131133133311113
>>
B33113313132313113313223313331323133313221211331333133313331333131133133311112
>>