C13112133313331323321333133313331333133313331323131133131331123221   >>    C1311213331333132332133313331333133313331333132313113313133112322   <<    C13112133313331323321333133313331333133313331323131133131331123223   >>      C13112133313331323321333133313331333133313331323131133131331123222   >>