C11112331312111112111133133313331333132323133313331331121121111
>>
C1111233131211111211113313331333133313232313331333133112112111
<<
C11112331312111112111133133313331333132323133313331331121121113
>>
C11112331312111112111133133313331333132323133313331331121121112
>>