C2221333133313331311233132313331333133313232123313331333132231331   >>    C222133313331333131123313231333133313331323212331333133313223133   <<    C2221333133313331311233132313331333133313232123313331333132231333   >>      C2221333133313331311233132313331333133313232123313331333132231332   >>