C111123313121111121111331333133313331323232133313331333132322223331211   >>    C11112331312111112111133133313331333132323213331333133313232222333121   <<    C111123313121111121111331333133313331323232133313331333132322223331213   >>      C111123313121111121111331333133313331323232133313331333132322223331212   >>