C111123313121111121111331333133313331333133313331333133313331322311113121   >>    C11112331312111112111133133313331333133313331333133313331333132231111312   <<    C111123313121111121111331333133313331333133313331333133313331322311113123   >>      C111123313121111121111331333133313331333133313331333133313331322311113122   >>