C1311213331333132332133313331333133313331333131333133313133313132232133331   >>    C131121333133313233213331333133313331333133313133313331313331313223213333   <<    C1311213331333132332133313331333133313331333131333133313133313132232133333   >>      C1311213331333132332133313331333133313331333131333133313133313132232133332   >>