C13112133313331323321333133313331333133313331333133313331312111133131213321   >>    C1311213331333132332133313331333133313331333133313331333131211113313121332   <<    C13112133313331323321333133313331333133313331333133313331312111133131213323   >>      C13112133313331323321333133313331333133313331333133313331312111133131213322   >>