C222123232321333131133133313331323133313231333133312131323331233231321   >>    C22212323232133313113313331333132313331323133313331213132333123323132   <<    C222123232321333131133133313331323133313231333133312131323331233231323   >>      C222123232321333131133133313331323133313231333133312131323331233231322   >>