B331133131323131133132233133313231333132322331211331333133313331333132313222111
>>
B33113313132313113313223313331323133313232233121133133313331333133313231322211
<<
B331133131323131133132233133313231333132322331211331333133313331333132313222113
>>
B331133131323131133132233133313231333132322331211331333133313331333132313222112
>>