C1311213331333132332133313331333133313331333131133133312111113113323231   >>    C131121333133313233213331333133313331333133313113313331211111311332323   <<    C1311213331333132332133313331333133313331333131133133312111113113323233   >>      C1311213331333132332133313331333133313331333131133133312111113113323232   >>