B33113313132313113313223313331323331333132313321133133313331333131122322222311
>>
B3311331313231311331322331333132333133313231332113313331333133313112232222231
<<
B33113313132313113313223313331323331333132313321133133313331333131122322222313
>>
B33113313132313113313223313331323331333132313321133133313331333131122322222312
>>