B331133131323131133132233133313231333131133113313331323133313231333132211211121
>>
B33113313132313113313223313331323133313113311331333132313331323133313221121112
<<
B331133131323131133132233133313231333131133113313331323133313231333132211211123
>>
B331133131323131133132233133313231333131133113313331323133313231333132211211122
>>