C111123313121111121111331333133313331323232133313331333133313113311231231   >>    C11112331312111112111133133313331333132323213331333133313331311331123123   <<    C111123313121111121111331333133313331323232133313331333133313113311231233   >>      C111123313121111121111331333133313331323232133313331333133313113311231232   >>