C2221232323213331311331333133313331323132313331333231133311231111   >>    C222123232321333131133133313331333132313231333133323113331123111   <<    C2221232323213331311331333133313331323132313331333231133311231113   >>      C2221232323213331311331333133313331323132313331333231133311231112   >>