C222133313331333131123313231333133313331333132112323133313233331322123231321   >>    C22213331333133313112331323133313331333133313211232313331323333132212323132   <<    C222133313331333131123313231333133313331333132112323133313233331322123231323   >>      C222133313331333131123313231333133313331333132112323133313233331322123231322   >>