C222123232321333131133133313331323133313231322132313121212221132131   >>    C22212323232133313113313331333132313331323132213231312121222113213   <<    C222123232321333131133133313331323133313231322132313121212221132133   >>      C222123232321333131133133313331323133313231322132313121212221132132   >>