C1111233131211111211113313331333133313331311211331333133313331311331321211
>>
C111123313121111121111331333133313331333131121133133313331333131133132121
<<
C1111233131211111211113313331333133313331311211331333133313331311331321213
>>
C1111233131211111211113313331333133313331311211331333133313331311331321212
>>