C2221232323213331311331333133313231323133313231322213222222332321   >>    C222123232321333131133133313331323132313331323132221322222233232   <<    C2221232323213331311331333133313231323133313231322213222222332323   >>      C2221232323213331311331333133313231323133313231322213222222332322   >>