C11112331312111112111133133313331333133313331333133313331333131133132323132231   >>    C1111233131211111211113313331333133313331333133313331333133313113313232313223   <<    C11112331312111112111133133313331333133313331333133313331333131133132323132233   >>      C11112331312111112111133133313331333133313331333133313331333131133132323132232   >>