C11112331312111112111133133313331333133313331333133313331333121112111   >>    C1111233131211111211113313331333133313331333133313331333133312111211   <<    C11112331312111112111133133313331333133313331333133313331333121112113   >>      C11112331312111112111133133313331333133313331333133313331333121112112   >>