B331322121123313232233132112323331323133313223313331333133313121133131112311
>>
B33132212112331323223313211232333132313331322331333133313331312113313111231
<<
B331322121123313232233132112323331323133313223313331333133313121133131112313
>>
B331322121123313232233132112323331323133313223313331333133313121133131112312
>>