C11111211113313112113313331333133313331333121131211111133133321123232321
>>
C1111121111331311211331333133313331333133312113121111113313332112323232
<<
C11111211113313112113313331333133313331333121131211111133133321123232323
>>
C11111211113313112113313331333133313331333121131211111133133321123232322
>>