C1311213331333132332133313331333133313331333133313331333131211111121132331   >>    C131121333133313233213331333133313331333133313331333133313121111112113233   <<    C1311213331333132332133313331333133313331333133313331333131211111121132333   >>      C1311213331333132332133313331333133313331333133313331333131211111121132332   >>