C2221232323213331311331333133313231333132313331313311313311131131   >>    C222123232321333131133133313331323133313231333131331131331113113   <<    C2221232323213331311331333133313231333132313331313311313311131133   >>      C2221232323213331311331333133313231333132313331313311313311131132   >>