C222133313331333131123313231333133313331313113311221123232233131   >>    C22213331333133313112331323133313331333131311331122112323223313   <<    C222133313331333131123313231333133313331313113311221123232233133   >>      C222133313331333131123313231333133313331313113311221123232233132   >>