C11112331312111112111133133313331333133313331333133313231333131133133311321   >>    C1111233131211111211113313331333133313331333133313331323133313113313331132   <<    C11112331312111112111133133313331333133313331333133313231333131133133311323   >>      C11112331312111112111133133313331333133313331333133313231333131133133311322   >>