C11112331312111112111133133313331333132212111133133313331333132322331333111111   >>    C1111233131211111211113313331333133313221211113313331333133313232233133311111   <<    C11112331312111112111133133313331333132212111133133313331333132322331333111113   >>      C11112331312111112111133133313331333132212111133133313331333132322331333111112   >>