C222123232321333131133133313331323133313231322132313121332312323231   >>    C22212323232133313113313331333132313331323132213231312133231232323   <<    C222123232321333131133133313331323133313231322132313121332312323233   >>      C222123232321333131133133313331323133313231322132313121332312323232   >>