C1111133313331323223313331333133313331333231333121111331312323132331   >>    C111113331333132322331333133313331333133323133312111133131232313233   <<    C1111133313331323223313331333133313331333231333121111331312323132333   >>      C1111133313331323223313331333133313331333231333121111331312323132332   >>