C222123232321333131133133313331323133313231323133311322122323311321   >>    C22212323232133313113313331333132313331323132313331132212232331132   <<    C222123232321333131133133313331323133313231323133311322122323311323   >>      C222123232321333131133133313331323133313231323133311322122323311322   >>