C13112133313331323321333133313331333133313331333133313331312322321211113332221   >>    C1311213331333132332133313331333133313331333133313331333131232232121111333222   <<    C13112133313331323321333133313331333133313331333133313331312322321211113332223   >>      C13112133313331323321333133313331333133313331333133313331312322321211113332222   >>