B33113313132313113313223313331311331333131113331333133313232223331
>>
B3311331313231311331322331333131133133313111333133313331323222333
<<
B33113313132313113313223313331311331333131113331333133313232223333
>>
B33113313132313113313223313331311331333131113331333133313232223332
>>