B331133131323131133132233133313231323331323133313112331333132233132331
>>
B33113313132313113313223313331323132333132313331311233133313223313233
<<
B331133131323131133132233133313231323331323133313112331333132233132333
>>
B331133131323131133132233133313231323331323133313112331333132233132332
>>