C1311213331333132332133313331333133313331333133313331333131232232113311321   >>    C131121333133313233213331333133313331333133313331333133313123223211331132   <<    C1311213331333132332133313331333133313331333133313331333131232232113311323   >>      C1311213331333132332133313331333133313331333133313331333131232232113311322   >>