B331133131323131133132233133313231313231333132322331333132313231231232311331
>>
B33113313132313113313223313331323131323133313232233133313231323123123231133
<<
B331133131323131133132233133313231313231333132322331333132313231231232311333
>>
B331133131323131133132233133313231313231333132322331333132313231231232311332
>>