B33113313132313113313223313331323133313232233121133133313331333133313331221211
>>
B3311331313231311331322331333132313331323223312113313331333133313331333122121
<<
B33113313132313113313223313331323133313232233121133133313331333133313331221213
>>
B33113313132313113313223313331323133313232233121133133313331333133313331221212
>>