C2221232323213331311331333133313231333132313221323131211321322331   >>    C222123232321333131133133313331323133313231322132313121132132233   <<    C2221232323213331311331333133313231333132313221323131211321322333   >>      C2221232323213331311331333133313231333132313221323131211321322332   >>