B331322121123313232233132112323331323133313223313331333132322331311112331
>>
B33132212112331323223313211232333132313331322331333133313232233131111233
<<
B331322121123313232233132112323331323133313223313331333132322331311112333
>>
B331322121123313232233132112323331323133313223313331333132322331311112332
>>