C2221333133313331311233132313331333133313331311233132322113223331   >>    C222133313331333131123313231333133313331333131123313232211322333   <<    C2221333133313331311233132313331333133313331311233132322113223333   >>      C2221333133313331311233132313331333133313331311233132322113223332   >>