C13112133313331323321333133313331333133313331333133313331333133313121131111   >>    C1311213331333132332133313331333133313331333133313331333133313331312113111   <<    C13112133313331323321333133313331333133313331333133313331333133313121131113   >>      C13112133313331323321333133313331333133313331333133313331333133313121131112   >>