B33113313132313113313223313331323132313331333133112111133133112111133223322321
>>
B3311331313231311331322331333132313231333133313311211113313311211113322332232
<<
B33113313132313113313223313331323132313331333133112111133133112111133223322323
>>
B33113313132313113313223313331323132313331333133112111133133112111133223322322
>>