B33113313132313113313223313331311331333131113331333133313232233113121
>>
B3311331313231311331322331333131133133313111333133313331323223311312
<<
B33113313132313113313223313331311331333131113331333133313232233113123
>>
B33113313132313113313223313331311331333131113331333133313232233113122
>>