C1311213331333132332133313331333133313331333132313113313331322312333132231   >>    C131121333133313233213331333133313331333133313231311331333132231233313223   <<    C1311213331333132332133313331333133313331333132313113313331322312333132233   >>      C1311213331333132332133313331333133313331333132313113313331322312333132232   >>