C11111211113313112113313331333133313331333132313331333133313331322121322231
>>
C1111121111331311211331333133313331333133313231333133313331333132212132223
<<
C11111211113313112113313331333133313331333132313331333133313331322121322233
>>
C11111211113313112113313331333133313331333132313331333133313331322121322232
>>