B33113313132313113313223313331311331333131113331333133313221211111333131331
>>
B3311331313231311331322331333131133133313111333133313331322121111133313133
<<
B33113313132313113313223313331311331333131113331333133313221211111333131333
>>
B33113313132313113313223313331311331333131113331333133313221211111333131332
>>