C22213331333133313112331323133313331333132321233133313233231322321   >>    C2221333133313331311233132313331333133313232123313331323323132232   <<    C22213331333133313112331323133313331333132321233133313233231322323   >>      C22213331333133313112331323133313331333132321233133313233231322322   >>