C2221333133313331311233132313331333133313232123313331323133312133122311   >>    C222133313331333131123313231333133313331323212331333132313331213312231   <<    C2221333133313331311233132313331333133313232123313331323133312133122313   >>      C2221333133313331311233132313331333133313232123313331323133312133122312   >>