C1311213331333132332133313331333133313331333131333133313133313133323131   >>    C131121333133313233213331333133313331333133313133313331313331313332313   <<    C1311213331333132332133313331333133313331333131333133313133313133323133   >>      C1311213331333132332133313331333133313331333131333133313133313133323132   >>