B331322121123313232233132112323331323133313223313331333133313232211311
>>
B33132212112331323223313211232333132313331322331333133313331323221131
<<
B331322121123313232233132112323331323133313223313331333133313232211313
>>
B331322121123313232233132112323331323133313223313331333133313232211312
>>