B331133131323131133132233133313231323331323133313112331333132313221322131121
>>
B33113313132313113313223313331323132333132313331311233133313231322132213112
<<
B331133131323131133132233133313231323331323133313112331333132313221322131123
>>
B331133131323131133132233133313231323331323133313112331333132313221322131122
>>