C2221333133313331311233132313331333133313232123313331322233232311   >>    C222133313331333131123313231333133313331323212331333132223323231   <<    C2221333133313331311233132313331333133313232123313331322233232313   >>      C2221333133313331311233132313331333133313232123313331322233232312   >>