B33113313132313113313223313331323133313231313232233133313231333112331312321
>>
B3311331313231311331322331333132313331323131323223313331323133311233131232
<<
B33113313132313113313223313331323133313231313232233133313231333112331312323
>>
B33113313132313113313223313331323133313231313232233133313231333112331312322
>>