C3132121111331312113313331333133313332313223313331333132332333131   >>    C313212111133131211331333133313331333231322331333133313233233313   <<    C3132121111331312113313331333133313332313223313331333132332333133   >>      C3132121111331312113313331333133313332313223313331333132332333132   >>