B331133131323131133132233133313232233132211233132313232233133313231333112331
>>
B33113313132313113313223313331323223313221123313231323223313331323133311233
<<
B331133131323131133132233133313232233132211233132313232233133313231333112333
>>
B331133131323131133132233133313232233132211233132313232233133313231333112332
>>