C2221232323213331311331333133313231323133313231322213112322331321   >>    C222123232321333131133133313331323132313331323132221311232233132   <<    C2221232323213331311331333133313231323133313231322213112322331323   >>      C2221232323213331311331333133313231323133313231322213112322331322   >>