C22213331333133313112331323133313331333132321233132313221233131   >>    C2221333133313331311233132313331333133313232123313231322123313   <<    C22213331333133313112331323133313331333132321233132313221233133   >>      C22213331333133313112331323133313331333132321233132313221233132   >>