C11112331312111112111133133313331333132323133313331312322122331   >>    C1111233131211111211113313331333133313232313331333131232212233   <<    C11112331312111112111133133313331333132323133313331312322122333   >>      C11112331312111112111133133313331333132323133313331312322122332   >>