B33113313132313113313223313331323133313232233121133133313331333133313332222331
>>
B3311331313231311331322331333132313331323223312113313331333133313331333222233
<<
B33113313132313113313223313331323133313232233121133133313331333133313332222333
>>
B33113313132313113313223313331323133313232233121133133313331333133313332222332
>>