C11112331312111112111133133313331333132323213331333133313331331123213111   >>    C1111233131211111211113313331333133313232321333133313331333133112321311   <<    C11112331312111112111133133313331333132323213331333133313331331123213113   >>      C11112331312111112111133133313331333132323213331333133313331331123213112   >>