C2221232323213331311331333133313231333132313331313311313323231131   >>    C222123232321333131133133313331323133313231333131331131332323113   <<    C2221232323213331311331333133313231333132313331313311313323231133   >>      C2221232323213331311331333133313231333132313331313311313323231132   >>