C1311213331333132332133313331333133313331333133313331333131211111213112111   >>    C131121333133313233213331333133313331333133313331333133313121111121311211   <<    C1311213331333132332133313331333133313331333133313331333131211111213112113   >>      C1311213331333132332133313331333133313331333133313331333131211111213112112   >>