C11112331312111112111133133313331333133313133313331333133313232223323131   >>    C1111233131211111211113313331333133313331313331333133313331323222332313   <<    C11112331312111112111133133313331333133313133313331333133313232223323133   >>      C11112331312111112111133133313331333133313133313331333133313232223323132   >>