C1311213331333132332133313331333133313121111331333133313331323133112231   >>    C131121333133313233213331333133313331312111133133313331333132313311223   <<    C1311213331333132332133313331333133313121111331333133313331323133112233   >>      C1311213331333132332133313331333133313121111331333133313331323133112232   >>