C3132121111331312113313331333133313331323331333133313113313331333132323311   >>    C313212111133131211331333133313331333132333133313331311331333133313232331   <<    C3132121111331312113313331333133313331323331333133313113313331333132323313   >>      C3132121111331312113313331333133313331323331333133313113313331333132323312   >>