C13112133313331323321333133313331333133313331333133313331312111133131133211   >>    C1311213331333132332133313331333133313331333133313331333131211113313113321   <<    C13112133313331323321333133313331333133313331333133313331312111133131133213   >>      C13112133313331323321333133313331333133313331333133313331312111133131133212   >>