B331133131323131133132233133313113313231123313231333133313221121
>>
B33113313132313113313223313331311331323112331323133313331322112
<<
B331133131323131133132233133313113313231123313231333133313221123
>>
B331133131323131133132233133313113313231123313231333133313221122
>>