B331133131323131133132233133313231333132233132313331333132213331212131
>>
B33113313132313113313223313331323133313223313231333133313221333121213
<<
B331133131323131133132233133313231333132233132313331333132213331212133
>>
B331133131323131133132233133313231333132233132313331333132213331212132
>>