C2221232323213331311331333133313231333132313221323131212122331331   >>    C222123232321333131133133313331323133313231322132313121212233133   <<    C2221232323213331311331333133313231333132313221323131212122331333   >>      C2221232323213331311331333133313231333132313221323131212122331332   >>