C11112331312111112111133133313331333132323213331333133313331311331322331312111   >>    C1111233131211111211113313331333133313232321333133313331333131133132233131211   <<    C11112331312111112111133133313331333132323213331333133313331311331322331312113   >>      C11112331312111112111133133313331333132323213331333133313331311331322331312112   >>