C11112331312111112111133133313331333132323133313331333133313113313331322131211   >>    C1111233131211111211113313331333133313232313331333133313331311331333132213121   <<    C11112331312111112111133133313331333132323133313331333133313113313331322131213   >>      C11112331312111112111133133313331333132323133313331333133313113313331322131212   >>