B331133131323131133132233133313231333132213233313331323132313233313232131121
>>
B33113313132313113313223313331323133313221323331333132313231323331323213112
<<
B331133131323131133132233133313231333132213233313331323132313233313232131123
>>
B331133131323131133132233133313231333132213233313331323132313233313232131122
>>