C222123232321333131133133313331323132313331322121323113312131211   >>    C22212323232133313113313331333132313231333132212132311331213121   <<    C222123232321333131133133313331323132313331322121323113312131213   >>      C222123232321333131133133313331323132313331322121323113312131212   >>