C2221232323213331311331333133313231333132313331333121313233121212121   >>    C222123232321333131133133313331323133313231333133312131323312121212   <<    C2221232323213331311331333133313231333132313331333121313233121212123   >>      C2221232323213331311331333133313231333132313331333121313233121212122   >>