C1311213331333132332133313331333133313331333132313231322331311111   >>    C131121333133313233213331333133313331333133313231323132233131111   <<    C1311213331333132332133313331333133313331333132313231322331311113   >>      C1311213331333132332133313331333133313331333132313231322331311112   >>