C2221333133313331311233132313331333133313232123313331323133313332111123323231   >>    C222133313331333131123313231333133313331323212331333132313331333211112332323   <<    C2221333133313331311233132313331333133313232123313331323133313332111123323233   >>      C2221333133313331311233132313331333133313232123313331323133313332111123323232   >>