C222123232321333131133133313331323133313231322132313121122131321   >>    C22212323232133313113313331333132313331323132213231312112213132   <<    C222123232321333131133133313331323133313231322132313121122131323   >>      C222123232321333131133133313331323133313231322132313121122131322   >>