C1311213331333132332133313331333133313331333131133132313331333133313221132331   >>    C131121333133313233213331333133313331333133313113313231333133313331322113233   <<    C1311213331333132332133313331333133313331333131133132313331333133313221132333   >>      C1311213331333132332133313331333133313331333131133132313331333133313221132332   >>