C1311213331333132332133313331333133313331333133313331333131211111111311   >>    C131121333133313233213331333133313331333133313331333133313121111111131   <<    C1311213331333132332133313331333133313331333133313331333131211111111313   >>      C1311213331333132332133313331333133313331333133313331333131211111111312   >>