C222123232321333131133133313331333131133132231211132213232131211   >>    C22212323232133313113313331333133313113313223121113221323213121   <<    C222123232321333131133133313331333131133132231211132213232131213   >>      C222123232321333131133133313331333131133132231211132213232131212   >>