C2221333133313331311233132313331333133313232123313331323332333131   >>    C222133313331333131123313231333133313331323212331333132333233313   <<    C2221333133313331311233132313331333133313232123313331323332333133   >>      C2221333133313331311233132313331333133313232123313331323332333132   >>