C111123313121111121111331333133313331333132232233131133131322321   >>    C11112331312111112111133133313331333133313223223313113313132232   <<    C111123313121111121111331333133313331333132232233131133131322323   >>      C111123313121111121111331333133313331333132232233131133131322322   >>