B33113313132313113313223313331323331323321133133313331333132311331323121211
>>
B3311331313231311331322331333132333132332113313331333133313231133132312121
<<
B33113313132313113313223313331323331323321133133313331333132311331323121213
>>
B33113313132313113313223313331323331323321133133313331333132311331323121212
>>