B33113313132313113313223313331323133313223313231333133313232223213231312331
>>
B3311331313231311331322331333132313331322331323133313331323222321323131233
<<
B33113313132313113313223313331323133313223313231333133313232223213231312333
>>
B33113313132313113313223313331323133313223313231333133313232223213231312332
>>