C111123313121111121111331323133313331333132322121111331331121133211
>>
C11112331312111112111133132313331333133313232212111133133112113321
<<
C111123313121111121111331323133313331333132322121111331331121133213
>>
C111123313121111121111331323133313331333132322121111331331121133212
>>