B331133131323131133132233133313231313231333132322331333132313231313223321
>>
B33113313132313113313223313331323131323133313232233133313231323131322332
<<
B331133131323131133132233133313231313231333132322331333132313231313223323
>>
B331133131323131133132233133313231313231333132322331333132313231313223322
>>