B331133131323131133132233133313231333132233132313331333131232212331
>>
B33113313132313113313223313331323133313223313231333133313123221233
<<
B331133131323131133132233133313231333132233132313331333131232212333
>>
B331133131323131133132233133313231333132233132313331333131232212332
>>