C13112133313331323321333133313331333133313331333133313331312322321211111133321   >>    C1311213331333132332133313331333133313331333133313331333131232232121111113332   <<    C13112133313331323321333133313331333133313331333133313331312322321211111133323   >>      C13112133313331323321333133313331333133313331333133313331312322321211111133322   >>