C13112133313331323321333133313331333133313113313331333133313133131   >>    C1311213331333132332133313331333133313331311331333133313331313313   <<    C13112133313331323321333133313331333133313113313331333133313133133   >>      C13112133313331323321333133313331333133313113313331333133313133132   >>