C11112331312111112111133133313331312111112111112111112111133132321133111
>>
C1111233131211111211113313331333131211111211111211111211113313232113311
<<
C11112331312111112111133133313331312111112111112111112111133132321133113
>>
C11112331312111112111133133313331312111112111112111112111133132321133112
>>