B33113313132313113313223313331323133313223313231333133313331311331311331321211
>>
B3311331313231311331322331333132313331322331323133313331333131133131133132121
<<
B33113313132313113313223313331323133313223313231333133313331311331311331321213
>>
B33113313132313113313223313331323133313223313231333133313331311331311331321212
>>