B331133131323131133132233133313231333132233132313331333132322121111331122111
>>
B33113313132313113313223313331323133313223313231333133313232212111133112211
<<
B331133131323131133132233133313231333132233132313331333132322121111331122113
>>
B331133131323131133132233133313231333132233132313331333132322121111331122112
>>