C13112133313331323321333133313331333131211113313331333133313331333132323131321   >>    C1311213331333132332133313331333133313121111331333133313331333133313232313132   <<    C13112133313331323321333133313331333131211113313331333133313331333132323131323   >>      C13112133313331323321333133313331333131211113313331333133313331333132323131322   >>