C1311213331333132332133313331333133313331333133313331333133313332213133121   >>    C131121333133313233213331333133313331333133313331333133313331333221313312   <<    C1311213331333132332133313331333133313331333133313331333133313332213133123   >>      C1311213331333132332133313331333133313331333133313331333133313332213133122   >>