C111123313121111121111331333133313331323231333133313331333131133112333131   >>    C11112331312111112111133133313331333132323133313331333133313113311233313   <<    C111123313121111121111331333133313331323231333133313331333131133112333133   >>      C111123313121111121111331333133313331323231333133313331333131133112333132   >>