B331133131323131133132233133313231323331323133313121111331333131211113313222111
>>
B33113313132313113313223313331323132333132313331312111133133313121111331322211
<<
B331133131323131133132233133313231323331323133313121111331333131211113313222113
>>
B331133131323131133132233133313231323331323133313121111331333131211113313222112
>>