B331133131323131133132233133313233313331313133313331323132313231333131323132321
>>
B33113313132313113313223313331323331333131313331333132313231323133313132313232
<<
B331133131323131133132233133313233313331313133313331323132313231333131323132323
>>
B331133131323131133132233133313233313331313133313331323132313231333131323132322
>>