C11112331312111112111133133313231333132313331333231333133313331333132332323321   >>    C1111233131211111211113313331323133313231333133323133313331333133313233232332   <<    C11112331312111112111133133313231333132313331333231333133313331333132332323323   >>      C11112331312111112111133133313231333132313331333231333133313331333132332323322   >>