B33113313132313113313223313331323331333132313321133133313331333131321211121
>>
B3311331313231311331322331333132333133313231332113313331333133313132121112
<<
B33113313132313113313223313331323331333132313321133133313331333131321211123
>>
B33113313132313113313223313331323331333132313321133133313331333131321211122
>>