B33113313132313113313223313331311331333131113331333133313223131211
>>
B3311331313231311331322331333131133133313111333133313331322313121
<<
B33113313132313113313223313331311331333131113331333133313223131213
>>
B33113313132313113313223313331311331333131113331333133313223131212
>>